Common use of Joinder Clause in Contracts

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇ DECEDENT’S TRUST B /s/ ▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇ ▇▇▇ ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇ /s/ ▇▇ Signatory Name: ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇ ▇. ▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Trust dated September 17, 2001 /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇ & ▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇▇▇ as Community Property /s/ ▇▇▇▇ ▇▇▇▇▇▇▇▇ and ▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇▇▇▇▇▇▇▇ / ▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: ▇▇/s/ ▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇ ▇ ▇▇▇▇▇ FAMILY TRUST Family Trust /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇ Signatory Title: TRUSTEE Trustee JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇▇ FAMILY TRUST Investment Trust /s/ ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Trustee JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇ ▇. ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇▇▇▇▇ L ▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ L ▇▇▇▇▇ ▇▇▇, Custodian & Parent Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇.▇. ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇ ▇▇ .▇. ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇▇▇▇▇ ▇▇▇▇▇ & ▇▇▇▇▇▇ ▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇ & ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST & ▇▇▇▇ ▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇ & ▇▇▇▇ ▇▇▇▇▇▇▇ (signature) Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST U/T/D 7/15/20 /s/ ▇▇▇▇ ▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ /▇▇▇▇▇▇▇ Trust under Declaration of Trust dated 8/1/ 2008 /s/ ▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇▇ & ▇▇▇▇ ▇. ▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇ & ▇▇▇▇ ▇. ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇ ▇. ▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇▇▇▇ L ▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ L ▇▇▇▇▇ ▇▇▇, Custodian & Parent Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: WSM Capital LLC /s/ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇. ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE President JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST OFPP LLC /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE CIO Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇TIGER RATAN CAPITAL MASTER FUND, LTD. /s/ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇ Signatory Title: TRUSTEE CFO Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: The ▇▇▇▇▇ and ▇▇▇▇▇▇▇ FAMILY TRUST Living Trust /s/ ▇▇▇▇▇ ▇▇ .▇. ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ .▇. ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: Connor Defined Benefit Pension Plan /s/ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇. ▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇ ▇. ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇ ▇▇▇ . ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: Acadia ▇▇▇▇▇ Partners, LLC /s/ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Managing Member Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇Woodside Partners /s/ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇ Signatory Title: TRUSTEE Managing Partner Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Partners II, L.P. /s/ ▇▇▇▇▇ ▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Managing Director Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Toshiba America Electronic Components, Inc. /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE President/CEO Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇ /s/ ▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: /s/ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇. ▇▇▇▇ Signatory Title: TRUSTEE Grantor Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST Shinya Chikagami /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Shinya Chikagami Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ L ▇▇▇▇▇▇▇ /S/ ▇▇▇▇▇▇▇▇▇▇ L ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: ▇▇/s/ ▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Trust Agreement; 3/15/04 /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇, Trustee Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: RS CAPITAL PARTNERS LTD. BY: /s/ ▇▇▇ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE ATTORNEY-IN-FACT Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST – Valeriole Family Trust u/a/d 11/15/95 /s/ ▇▇▇ ▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇ ▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Trustee JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇ FAMILY TRUST and ▇▇▇▇▇▇ ▇▇▇▇ as Community Property with Right of Survivorship /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Telesoft Capital, L.L.C. /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Manager Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: MERIFIN CAPITAL N.V /s/ ▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ Signatory Title: TRUSTEE Finabel S.A., Managing Director Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST and ▇▇▇▇▇ ▇▇▇▇▇ /s/ ▇▇▇▇▇ ▇▇▇▇▇ and ▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST An Grace Investment Corporation Inc. /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Shen An Chou Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Shen An Chou Signatory Title: TRUSTEE Director Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ A. Chikagami Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ A. Chikagami Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST ▇▇▇▇ /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: QUANTUM PARTNERS LP BY: QP GP LLC, ITS GENERAL PARTNER BY: /s/ ▇▇▇ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE ATTORNEY-IN-FACT Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: The ▇▇▇▇▇▇▇ FAMILY TRUST ▇▇▇▇▇▇▇ Amended & Restated Revocable Trust /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ FAMILY TRUST III. /s/ ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ ▇▇▇▇▇ III. Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇ /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇ACS Enterprises LLC /s/ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇ Signatory Title: TRUSTEE Managing Member Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: MAHMOODZADEGAN-GAPPY TRUST /s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST ▇. ▇▇▇▇▇ /s/ ▇▇▇▇▇ ▇▇ . ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇-▇▇▇ Signatory Name: ▇/s/ ▇▇▇▇▇ ▇▇▇-▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST ▇▇▇▇▇ /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST K&I Associates, L.P. By: VPI, Inc., a California Corporation, its General Partner /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Title: TRUSTEE President JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇▇ /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇. ▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Executive Vice President and General Counsel Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: P. ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: /s/ P. ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇ /s/ ▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Family Trust dated June 5th 2005 /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ (Trustee) Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: /s/ ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇▇▇▇ FAMILY TRUST Children Trust /s/ ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇▇▇▇-▇▇▇▇▇ Signatory Name: ▇▇▇▇▇ ▇▇ ▇▇▇▇▇▇▇▇▇-▇▇▇▇▇ Signatory Title: TRUSTEE Trustee Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST Tatsumi C. Chikagami /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Tatsumi C. Chikagami Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇ ▇. ▇▇▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇▇ ▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ CONSULTING, INC. DEFINED BENEFIT PLAN /s/ ▇▇▇▇ ▇▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇ /s/ ▇▇ Signatory Name: ▇▇▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOFThe undersigned Lender hereby agrees to and acknowledges the terms of this convertible promissory note, including, without limitation, the undersigned has executed this Series D Preferred Stock Purchase Agreement as joinder provisions of the date first above writtenSections 2(b) and 2(d) hereof.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ Sturdy /s/ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇▇ Sturdy Signatory Name: Signatory Title: TRUSTEE JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇/s/ ▇▇▇▇ ▇▇▇▇▇ Signatory Name: Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇ ▇. ▇▇▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇ ▇. ▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ L & ▇▇▇▇▇▇▇ FAMILY TRUST ▇ ▇▇▇▇▇▇▇ /s/ ▇▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D B PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D B Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are EntitiesIndividuals: ▇▇▇▇▇▇ ▇▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE Date of Execution: Immediately Available Funds Delivered to the Company on Execution Hereof: $ JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D C PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D C Preferred Stock Purchase Agreement as of the date first above written.

Joinder. The undersigned hereby agrees (i) to be bound by and to observe all of the terms and conditions of the Investors’ Rights Agreement as an “Investor” party thereto for all purposes thereunder, (ii) to be bound by and to observe all of the terms and conditions of the Voting Agreement as an “Investor” and “Stockholder” party thereto for all purposes thereunder and (iii) to be bound by and to observe all of the terms and conditions of the First Refusal and Co-Sale Agreement as an “Investor” party thereto for all purposes thereunder. The undersigned hereby authorizes the Company to attach this counterpart signature page to such aforementioned agreements and to make corresponding amendments to the applicable schedules thereto. Investors that are Entities: ▇▇▇Buckland Partners Growth Fund, L.P. /s/ ▇▇▇▇ FAMILY TRUST /s/ ▇▇▇▇▇▇ ▇▇▇▇▇ Signatory Name: ▇▇▇▇ ▇▇▇ ▇▇▇▇▇ Signatory Title: TRUSTEE General Partner JOINDER AND SIGNATURE PAGE TO VIOLIN MEMORY, INC. SERIES D PREFERRED STOCK PURCHASE AGREEMENT IN WITNESS WHEREOF, the undersigned has executed this Series D Preferred Stock Purchase Agreement as of the date first above written.