IP Library Granted Patent US 11,163,651
Granted Patent B1
US 11,163,651 · App. 16/866,476 · Granted Nov 2, 2021

Automated data restore

Inventors: Vijay S. Patil (Bangalore, IN); Sahadev Dey (Bengaluru, IN); Rajiv Sundaramurthy (Villupuram, IN); Amit Patra (Bangalore, IN)
Assignee: International Business Machines Corporation
G06F11/1469G06F3/0619G06F3/0653G06F3/0673G06F11/1448G06F11/1451G06F11/1458G06F11/1461G06F11/1464G06F11/1466
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Quick Facts
Patent No.
US 11,163,651
App. No.
16/866,476
Granted
Nov 2, 2021
Kind
B1
Abstract

A method, apparatus, system, and computer program product for restoring data. The restoring of the data to a storage system from a storage medium is initiated by a computer system. Changes to an amount of space available in the storage system to restore the data are identifies by the computer system, while the data is being restored to the storage system. A restoring of the data to the storage system is placed on hold by the computer system when an amount of space needed to complete restoring the data is greater than the amount of space available to restore the data.

Claims (47)

1. A method for restoring data, the method comprising:

initiating, by a computer system, restoring of the data to a storage system from a storage medium;

identifying, by the computer system, changes to an amount of space available in the storage system to restore the data while the data is being restored to the storage system; and

placing, by the computer system, a restoring of the data to the storage system on hold when an amount of space needed to complete restoring the data is greater than the amount of space available to restore the data.

2. The method of claim 1 further comprising:

determining, by the computer system, whether a sufficient space is available in the storage system to restore the data to the storage system prior to initiating restoring of the data to the storage system; and

wherein initiating restoring of data to the storage system from the storage medium comprises:

initiating, by the computer system, restoring of data to the storage system from the storage medium when the sufficient space is available in the storage system to restore the data.

3. The method of claim 2 wherein initiating, by the computer system restoring of data to the storage system from the storage medium comprises:

restoring, by the computer system, the data from the storage medium to the storage system when the sufficient space is available in the storage system to restore the data and the storage medium storing the data is available.

4. The method of claim 3 further comprising:

receiving, by the computer system, a request to restore the data;

determining, by the computer system, whether the storage medium containing the data to be restored is available; and

initiating, by the computer system, a storage medium recall process for the storage medium when the storage medium is unavailable.

5. The method of claim 4 , wherein determining, by the computer system, whether the storage medium containing the data to be restored is available comprises:

identifying, by the computer system, object information for an object containing the data;

identifying, by the computer system, the storage medium containing the object; and

determining, by the computer system, whether the storage medium containing the object is available.

6. The method of claim 2 , wherein initiating, by the computer system restoring of data to a storage system from the storage medium comprises:

running, by the computer system, a data restoration process that retrieves the data from a backup of the data is stored in the storage medium.

7. The method of claim 2 , wherein the amount of space available is total free space in the storage system as adjusted by a threshold limit.

8. The method of claim 1 further comprising:

determining, by the computer system, whether the amount of space needed to complete restoring the data is less than the amount of space available after a period of time passes subsequent to placing the restoring of the data to the storage system on hold; and

resuming, by the computer system, restoring the data to the storage system when the amount of space needed to complete restoring the data is no longer greater than the amount of space available.

9. The method of claim 1 , wherein the storage medium is one of a tape, a magnetic tape, an optical tape, an optical disk, and a hard drive.

10. A data restore system comprising:

a computer system that initiates restoring of the data to a storage system from a storage medium; identifies changes to an amount of space available in the storage system to restore the data while the data is being restored to the storage system; and places a restoring of the data to the storage system on hold when an the amount of space needed to complete restoring the data is greater than the amount of space available to restore the data.

11. The data restore system of claim 10 , wherein the computer system determines whether a sufficient space is available in the storage system to restore the data to the storage system prior to initiating restoring of the data to the storage system; and

wherein in initiating restoring of data to the storage system from the storage medium, the computer system initiates restoring of data to the storage system from the storage medium when the sufficient space is available in the storage system to restore the data.

12. The data restore system of claim 11 , wherein initiating, by the computer system restoring of data to a storage system from the storage medium, the computer system restores the data from the storage medium to the storage system when the sufficient space is available in the storage system to restore the data to the storage system and the storage medium storing the data is available.

13. The data restore system of claim 12 , wherein the storage medium is one of a tape, a magnetic tape, an optical tape, an optical disk, and a hard drive.

14. The data restore system of claim 12 , wherein the computer system

receives a request to restore the data; determines whether the storage medium containing the data to be restored is available; and initiates a storage medium recall process for the storage medium when the storage medium is unavailable.

15. The data restore system of claim 14 , wherein in determining whether the storage medium containing the data to be restored is available, the computer system identifies object information for an object containing the data; identifies the storage medium containing the object; and determines whether the storage medium containing the object is available.

16. The data restore system of claim 10 , wherein the computer system determines whether the amount of space needed to complete restoring the data is less than the amount of space available after a period of time passes subsequent to placing the restoring of the data to the storage system on hold and resumes restoring the data to the storage system when the amount of space needed to complete restoring the data is no longer greater than the amount of space available.

17. The data restore system of claim 10 , wherein in initiating, by the computer system restoring of data to a storage system from the storage medium, the computer system runs a data restoration process that retrieves the data from a backup of the data is stored in the storage medium.

18. A computer program product for restoring data, the computer program product comprising:

a computer-readable storage media;

first program code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to initiate restoring of the data to a storage system from a storage medium;

second program code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to identify changes to an amount of space available in the storage system to restore the data while the data is being restored to the storage system; and

third program code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to place a restoring of the data to the storage system on hold when an amount of space needed to complete restoring the data is greater than the amount of space available to restore the data.

19. The computer program product of claim 18 further comprising:

fourth program code, stored on the computer-readable storage media, executable by a computer system to cause the computer system to determine whether a sufficient space is available in a storage system to restore the data to the storage system prior to initiating restoring of the data to the storage system; and

fifth code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to initiating restoring of data to the storage system from the storage medium when the sufficient space is available in the storage system to restore the data.

20. The computer program product of claim 18 further comprising:

fourth program code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to determine whether amount of space needed to complete restoring the data is less than the amount of space available after a period of time passes subsequent to placing restoring of the data to the storage system on hold; and

fifth program code, stored on the computer-readable storage media, executable by the computer system to cause the computer system to resume restoring the data to the storage system when the amount of space needed to complete restoring the data is no longer greater than the amount of space available.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 18, 2021
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: KYNDRYL, INC.
Reel/Frame 058213/0912 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2020
From: PATIL, VIJAY S.; DEY, SAHADEV; SUNDARAMURTHY, RAJIV; PATRA, AMIT
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 052565/0991 →