IP Library Granted Patent US 11,874,940
Granted Patent B2
US 11,874,940 · App. 17/238,718 · Granted Jan 16, 2024

Method and system for limiting access of multiple data nodes to shared storage during the performance of data protection services through load balancing

Inventors: Shelesh Chopra (Bangalore, IN); Sunil Yadav (Bangalore, IN); Manish Sharma (Bangalore, IN); Aaditya Rakesh Bansal (Bagalore, IN)
Assignee: EMC IP Holding Company LLC
G06F21/6218
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Quick Facts
Patent No.
US 11,874,940
App. No.
17/238,718
Granted
Jan 16, 2024
Kind
B2
Abstract

Techniques described herein relate to a method for performing data protection services for data stored in a shared storage. The method may include identifying, by a primary data node, a protection policy event initiating performance of data protection services for data stored in the shared storage used by the primary data node and secondary data nodes; in response to identifying the protection policy event: obtaining primary data node monitoring information associated with the primary data node; obtaining secondary data node monitoring information associated with the secondary data nodes; assigning at least one resource limit to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and initiating performance of the data protection services by the primary data node and the secondary data nodes based on the assigned at least one resource limit.

Claims (64)

1. A method for performing data protection services for data stored in a shared storage, the method comprising:

identifying, by a primary data node, a protection policy event initiating performance of data protection services for data stored in the shared storage, wherein the shared storage is used by the primary data node and secondary data nodes;

in response to identifying the protection policy event:

obtaining primary data node monitoring information associated with the primary data node;

obtaining secondary data node monitoring information associated with the secondary data nodes;

assigning at least one resource limit to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

initiating performance of the data protection services by the primary data node and the secondary data nodes using the shared storage based on the assigned at least one resource limit.

2. The method of claim 1 , wherein assigning at least one resource limit comprises at least one of:

assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits.

3. The method of claim 2 , wherein assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information comprises:

assigning a first data limit to the primary data node;

assigning a second data limit to a first secondary data node of the secondary data nodes; and

assigning a third data limit to a second data nodes of the secondary data nodes.

4. The method of claim 2 , wherein assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits comprises:

assigning a first bandwidth limit to the primary data node;

assigning a second bandwidth limit to a first secondary data node of the secondary data nodes; and

assigning a third bandwidth limit to a second secondary data node of the secondary data nodes.

5. The method of claim 1 , wherein the primary data node monitoring information specifies a primary data node production load and a primary data node data protection load associated with the shared storage.

6. The method of claim 5 , wherein the secondary data node monitoring information specifies secondary data node production loads and secondary data protection loads associated with the shared storage.

7. The method of claim 1 , wherein the at least one resource limit specifies a data limit of the shared storage that the primary data node or the secondary data node uses to perform data protection services.

8. The method of claim 1 , wherein the at least one resource limit specifies a portion of network bandwidth associated with the shared storage assigned to the primary data node or the secondary data node.

9. A system for performing data protection services for data stored in a shared storage, the system comprising:

a shared storage; and

a primary data node, wherein the primary data node is programmed to:

identify a protection policy event initiating performance of data protection services for data stored in the shared storage, wherein the shared storage is used by the primary data node and secondary data nodes;

in response to identifying the protection policy event:

obtain primary data node monitoring information associated with the primary data node;

obtain secondary data node monitoring information associated with the secondary data nodes;

assign at least one resource limit to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

initiate performance of the data protection services by the primary data node and the secondary data nodes using the shared storage based on the assigned at least one resource limit.

10. The system of claim 9 , wherein assigning at least one resource limit comprises at least one of:

assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits.

11. The system of claim 10 , wherein assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information comprises:

assigning a first data limit to the primary data node;

assigning a second data limit to a first secondary data node of the secondary data nodes; and

assigning a third data limit to a second data nodes of the secondary data nodes.

12. The system of claim 10 , wherein assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits comprises:

assigning a first bandwidth limit to the primary data node;

assigning a second bandwidth limit to a first secondary data node of the secondary data nodes; and

assigning a third bandwidth limit to a second secondary data node of the secondary data nodes.

13. The system of claim 9 , wherein the primary data node monitoring information specifies a primary data node production load and a primary data node data protection load associated with the shared storage.

14. The system of claim 13 , wherein the secondary data node monitoring information specifies secondary data node production loads and secondary data protection loads associated with the shared storage.

15. The system of claim 9 , wherein the at least one resource limit specifies a data limit of the shared storage that the primary data node or the secondary data node uses to perform data protection services.

16. The system of claim 9 , wherein the at least one resource limit specifies a portion of network bandwidth associated with the shared storage assigned to the primary data node or the secondary data node.

17. A non-transitory computer readable medium comprising computer readable program code, which when executed by a computer processor enables the computer processor to perform a method for performing data protection services for data stored in a shared storage, the method comprising:

identifying, by a primary data node, a protection policy event initiating performance of data protection services for data stored in the shared storage, wherein the shared storage is used by the primary data node and secondary data nodes;

in response to identifying the protection policy event:

obtaining primary data node monitoring information associated with the primary data node;

obtaining secondary data node monitoring information associated with the secondary data nodes;

assigning at least one resource limit to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

initiating performance of the data protection services by the primary data node and the secondary data nodes using the shared storage based on the assigned at least one resource limit.

18. The non-transitory computer readable medium of claim 17 , wherein assigning at least one resource limit comprises at least one of:

assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information; and

assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits.

19. The non-transitory computer readable medium of claim 18 , wherein assigning data limits to the primary data node and the secondary data nodes based on the primary data node monitoring information and the secondary data node monitoring information comprises:

assigning a first data limit to the primary data node;

assigning a second data limit to a first secondary data node of the secondary data nodes; and

assigning a third data limit to a second data nodes of the secondary data nodes.

20. The non-transitory computer readable medium of claim 18 , wherein assigning bandwidth limits to the primary data node and the secondary data nodes based on the primary data node monitoring information, the secondary data node monitoring information, and the data limits comprises:

assigning a first bandwidth limit to the primary data node;

assigning a second bandwidth limit to a first secondary data node of the secondary data nodes; and

assigning a third bandwidth limit to a second secondary data node of the secondary data nodes.

Assignments (10)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0280) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0255 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0124) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0012 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0001) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062021/0844 →
RELEASE OF SECURITY INTEREST Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 058297/0332 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0124 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0001 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0280 →
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING PATENTS THAT WERE ON THE ORIGINAL SCHEDULED SUBMITTED BUT NOT ENTERED PREVIOUSLY RECORDED AT REEL: 056250 FRAME: 0541. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded May 17, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 056311/0781 →
SECURITY AGREEMENT Recorded May 14, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 056250/0541 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2021
From: CHOPRA, SHELESH; YADAV, SUNIL; SHARMA, MANISH; BANSAL, AADITYA RAKESH
To: EMC IP HOLDING COMPANY LLC
Reel/Frame 056156/0789 →