Configuring a secondary storage system for data mirroring

• US 10,642,703 B2
• Filed: 11/30/2017
• Issued: 05/05/2020
• Est. Priority Date: 11/30/2017
• Status: Active Grant

• Current Assignee: International Business Machines Corporation
• Original Assignee: International Business Machines Corporation
• Inventors: McBride, Gregory E., Miller, Dash, Perez, Miguel, Reed, David C.
• Primary Examiner(s): Kudirka, Joseph R
• Application Number:
  US15/827,113
• Publication Number:
  US 20190163590A1
• Time in Patent Office: 887 Days
• Field of Search: 711114, 714 623
• CPC Class Codes: G06F 11/2064 while ensuring consistency
• CPC Class Codes: G06F 11/2066 Optimisation of the communication load
• CPC Class Codes: G06F 11/2069 Management of state, configuration or failover
• CPC Class Codes: G06F 11/3485 for I/O devices

Abstract

A method for configuring a storage system. The method includes a computer processor receiving at a storage system, an indication to initiate data mirroring for an application. The method further includes determining a set of information associated with a network-accessible computing system that hosts the application. The method further includes identifying an analysis of historic performance data associated with data mirroring to the storage system with respect to the application. The method further includes identifying a set configuration information associated with data mirroring from among a plurality of sets of configuration information associated with data mirroring based, at least in part, on the determined set of information associated with the network-accessible computing system and the identified analysis of performance data associated with data mirroring with respect to the application. The method further includes applying the identified set configuration information associated with data mirroring for the application to the storage system.

Claims

1. A method for configuring a storage system, the method comprising:

receiving, by one or more computer processors, at a storage system, an indication to initiate data mirroring for an application;

determining, by the one or more computer processors, a set of information associated with a network-accessible computing system that hosts the application;

identifying, by the one or more computer processors, an analysis of historic performance data associated with data mirroring to the storage system with respect to the application;

identifying, by the one or more computer processors, a set of configuration information associated with data mirroring from among a plurality of sets of configuration information associated with data mirroring based, at least in part, on the determined set of information associated with the network-accessible computing system and the identified analysis of historic performance data associated with data mirroring with respect to the application; and

applying, by the one or more computer processors, the identified set of configuration information associated with data mirroring for the application to the storage system.

2. The method of claim 1, wherein the set of information associated with the network-accessible computing system that mirrors data to the storage system includes information selected from a group consisting of information related to one or more storage subsystems of the network-accessible computing system that store data that is mirrored, information related to one or more networking subsystems of the network-accessible computing system, and information associated with a network that transmits data for mirroring from the network-accessible computing system to the storage system.

3. The method of claim 1, wherein applying the identified set of configuration information associated with data mirroring for the application to the storage system further comprises:

provisioning, by the one or more computer processors, a logical partition within the storage system based on provisioning information within the identified set of configuration information associated with data mirroring.

4. The method of claim 3, further comprising:

identifying, by the one or more computer processors, a set of parameters, utilized by a data mirroring program, within the identified set of configuration information;

copying, by the one or more computer processors, an instance of the data mirroring program to the logical partition; and

executing, by the one or more computer processors, within the logical partition, the copied instance of the data mirroring program utilizing the identified set of parameters for data mirroring within the identified set of configuration information.

5. The method of claim 4, wherein the set of parameters utilized by the data mirroring program includes parameters selected from a group consisting of a value for a size of memory utilized for buffering data received for mirroring, a value for a number of journal files, a value corresponding to a size for the journal files, and a value for a number of intermediate storage volumes utilized to stripe the journal files from the logical partition to a storage subsystem within the storage system.

6. The method of claim 1, wherein applying the identified set of configuration information associated with data mirroring for the application to the storage system further comprises:

configuring, by the one or more computer processors, one or more network connections of the storage system for data mirroring with the network-accessible computing system based on information within the identified set of configuration information associated with data mirroring;

identifying, by the one or more computer processors, within the identified set of configuration information, a value for a number of reader tasks utilized by a data mirroring program; and

assigning, by the one or more computer processors, the identified number of reader tasks to the one or more network connections of the storage system for data mirroring.

7. The method of claim 1, wherein identifying the set of configuration information associated with data mirroring from among the plurality of sets of configuration information associated with data mirroring further comprises:

determining, by the one or more computer processors, a degree of similarity between the determined set of information associated with the network-accessible computing system, the identified analysis of historic performance data associated with data mirroring with respect to the application, and the plurality of sets of configuration information associated with data mirroring;

identifying, by the one or more computer processors, a set of provisioning resources available to create a logical partition within the storage system for mirroring data associated with the application; and

selecting, by the one or more computer processors, a set of configuration information from among a plurality of sets of configuration information associated with data mirroring based on the set of provisioning resources available to create the logical partition within the storage system associated with the application and the determined degree of similarity associated with sets of configuration information and corresponding provisioning resources utilized by each determined set of configuration information associated with data mirroring.

8. A computer program product for configuring a storage system, the computer program product comprising:

one or more computer readable storage media and program instructions stored on the one or more computer readable storage media, the program instructions readable/executable by one or more computer processors and further comprising;

program instructions to receive, at a storage system, an indication to initiate data mirroring for an application;

program instructions to determine a set of information associated with a network-accessible computing system that hosts the application;

program instructions to identify an analysis of historic performance data associated with data mirroring to the storage system with respect to the application;

program instructions to identify a set of configuration information associated with data mirroring from among a plurality of sets of configuration information associated with data mirroring based, at least in part, on the determined set of information associated with the network-accessible computing system and the identified analysis of historic performance data associated with data mirroring with respect to the application; and

program instructions to apply the of identified set configuration information associated with data mirroring for the application to the storage system.

9. The computer program product of claim 8, wherein the set of information associated with the network-accessible computing system that mirrors data to the storage system includes information selected from a group consisting of information related to one or more storage subsystems of the network-accessible computing system that store data that is mirrored, information related to one or more networking subsystems of the network-accessible computing system, and information associated with a network that transmits data for mirroring from the network-accessible computing system to the storage system.

10. The computer program product of claim 8, wherein the program instructions to apply the identified set of configuration information associated with data mirroring for the application to the storage system further comprise:

program instructions to provision a logical partition within the storage system based on provisioning information within the identified set of configuration information associated with data mirroring.

11. The computer program product of claim 10, further comprising:

program instructions to identify a set of parameters, utilized by a data mirroring program, within the identified set of configuration information;

program instructions to copy an instance of the data mirroring program to the logical partition; and

program instructions to execute, within the logical partition, the copied instance of the data mirroring program utilizing the identified set of parameters for data mirroring within the identified set of configuration information.

12. The computer program product of claim 11, wherein the set of parameters utilized by the data mirroring program includes parameters selected from a group consisting of a value for a size of memory utilized for buffering data received for mirroring, a value for a number of journal files, a value corresponding to a size for the journal files, and a value for a number of intermediate storage volumes utilized to stripe the journal files from the logical partition to a storage subsystem within the storage system.

13. The computer program product of claim 8, wherein the program instructions to apply the identified set of configuration information associated with data mirroring for the application to the storage system further comprise:

program instructions to configure one or more network connections of the storage system for data mirroring with the network-accessible computing system based on information within the identified set of configuration information associated with data mirroring;

program instructions to identify within the identified set of configuration information, a value for a number of reader tasks utilized by a data mirroring program; and

program instructions to assign the identified number of reader tasks to the one or more network connections of the storage system for data mirroring.

14. The computer program product of claim 8, wherein the program instructions to identify the set configuration information associated with data mirroring from among a plurality of sets of configuration information associated with data mirroring further comprise:

program instructions to determine a degree of similarity between the determined set of information associated with the network-accessible computing system, the identified analysis of historic performance data associated with data mirroring with respect to the application, and the plurality of sets of configuration information associated with data mirroring;

program instructions to identify a set of provisioning resources available to create a logical partition within the storage system for mirroring data associated with the application; and

program instructions to select a set of configuration information from among a plurality of sets of configuration information associated with data mirroring associated with data mirroring based on the set of provisioning resources available to create the logical partition within the storage system associated with the application and the determined degree of similarity associated with sets of configuration information and corresponding provisioning resources utilized by each determined set of configuration information associated with data mirroring.

15. A computer system for configuring a storage system, the computer system comprising:

one or more computer processors;

one or more computer readable storage media;

program instructions stored on the one or more computer readable storage media for reading/execution by at least one of the one or more computer processors, the program instructions further comprising;

program instructions to receive, at a storage system, an indication to initiate data mirroring for an application;

program instructions to determine a set of information associated with a network-accessible computing system that hosts the application;

program instructions to identify an analysis of historic performance data associated with data mirroring to the storage system with respect to the application;

program instructions to identify a set of configuration information associated with data mirroring from among a plurality of sets of configuration information associated with data mirroring based, at least in part, on the determined set of information associated with the network-accessible computing system and the identified analysis of historic performance data associated with data mirroring with respect to the application; and

program instructions to apply the identified set of configuration information associated with data mirroring for the application to the storage system.

16. The computer system of claim 15, wherein the set of information associated with the network-accessible computing system that mirrors data to the storage system includes information selected from a group consisting of information related to one or more storage subsystems of the network-accessible computing system that store data that is mirrored, information related to one or more networking subsystems of the network-accessible computing system, and information associated with a network that transmits data for mirroring from the network-accessible computing system to the storage system.

17. The computer system of claim 15, wherein the program instructions to apply the identified set of configuration information associated with data minoring for the application to the storage system further comprise:

program instructions to provision a logical partition within the storage system based on provisioning information within the identified set of configuration information associated with data mirroring.

18. The computer system of claim 17, further comprising:

program instructions to identify a set of parameters, utilized by a data mirroring program, within the identified set of configuration information;

program instructions to copy an instance of the data mirroring program to the logical partition; and

program instructions to execute, within the logical partition, the copied instance of the data mirroring program utilizing the identified set of parameters for data mirroring within the identified set of configuration information.

19. The computer system of claim 18, wherein the set of parameters utilized by the data minoring program includes parameters selected from a group consisting of a value for a size of memory utilized for buffering data received for mirroring, a value for a number of journal files, a value corresponding to a size for the journal files, and a value for a number of intermediate storage volumes utilized to stripe the journal files from the logical partition to a storage subsystem within the storage system.

20. The computer system of claim 15, wherein the program instructions to apply the identified set of configuration information associated with data mirroring for the application to the storage system further comprise:

program instructions to configure one or more network connections of the storage system for data mirroring with the network-accessible computing system based on information within the identified set of configuration information associated with data mirroring;

program instructions to identify within the identified set of configuration information, a value for a number of reader tasks utilized by a data mirroring program; and

program instructions to assign the identified number of reader tasks to the one or more network connections of the storage system for data mirroring.