Systems and methods for adaptively performing backup operations
A computer-implemented method for adaptively performing backup operations may include 1) identifying a storage system used for storage by at least one application, 2) identifying a request to perform a backup operation including at least one input/output operation on the storage system, 3) determining that an input/output capacity of the storage system has fallen below a predetermined threshold, and 4) delaying the input/output operation in response to determining that the input/output capacity of the storage system has fallen below the predetermined threshold. Various other methods, systems, and computer-readable media are also disclosed.
1. A computer-implemented method for adaptively performing backup operations, at least a portion of the method being performed by a computing device comprising at least one processor, the method comprising:
identifying a storage system used for storage by a plurality of virtual machines;
identifying a request to perform a backup operation for a first virtual machine comprising at least one input/output operation, wherein the backup operation results in an increased input/output load on the storage system;
determining that an input/output capacity of the storage system has fallen below a predetermined threshold in response to the increased input/output load resulting from the performance of the backup operation of the first virtual machine;
identifying at least one input/output operation of a second virtual machine;
delaying the at least one input/output operation of the second virtual machine in response to determining that the input/output capacity of the storage system has fallen below the predetermined threshold such that the at least one input/output operation of the second virtual machine does not interfere with the backup operation of the first virtual machine.
2. The computer-implemented method of claim 1 , wherein delaying the at least one input/output operation of the second virtual machine comprises reducing a bandwidth of input/output operations performed by the second virtual machine such that additional bandwidth is available for the first virtual machine.
3. The computer-implemented method of claim 1 , wherein delaying the at least one input/output operation of the second virtual machine comprises:
creating a checkpoint in the backup operation of the first virtual machine;
pausing the backup operation of the first virtual machine for a predefined duration of time;
resuming the backup operation of the first virtual machine from the checkpoint after the predefined duration of time.
4. The computer-implemented method of claim 1 , wherein determining that the input/output capacity of the storage system has fallen below the predetermined threshold comprises monitoring an input/output load on the storage system.
5. The computer-implemented method of claim 1 , wherein the backup operation of the first virtual machine comprises reading a snapshot of data to back up from the storage system.
6. The computer-implemented method of claim 1 , wherein
the storage system comprises a storage cluster for the plurality of virtual machines.
7. The computer-implemented method of claim 1 , further comprising:
adding the determination that the input/output capacity of the storage system has fallen below the predetermined threshold to an input/output load history for the storage system;
adjusting a backup schedule for at least one future backup operation involving the storage system based on the input/output load history for the storage system.
8. The computer-implemented method of claim 1 , further comprising:
determining that the input/output capacity of the storage system has exceeded an additional predetermined threshold;
expediting an additional input/output operation for the backup operation of the first virtual machine based on determining that the input/output capacity of the storage system has exceeded the additional predetermined threshold.
9. The computer-implemented method of claim 1 , wherein:
the request to perform the backup operation for the first virtual machine comprises a request to copy a snapshot from the storage system to a backup storage location;
the input/output operation comprises a read operation performed on the storage system.
10. The computer-implemented method of claim 1 , wherein:
the request to perform the backup operation for the first virtual machine comprises a request to restore a backup to the storage system;
the input/output operation comprises a write operation to the storage system.
11. A system for adaptively performing backup operations, the system comprising:
an identification module programmed to identify a storage system used for storage by a plurality of virtual machines;
a request module programmed to identify a request to perform a backup operation for a first virtual machine comprising at least one input/output operation, wherein the backup operation results in an increased input/output load on the storage system;
a determination module programmed to determine that an input/output capacity of the storage system has fallen below a predetermined threshold in response to the increased input/output load resulting from the performance of the backup operation of the first virtual machine;
an additional identification module programmed to identify at least one input/output operation of a second virtual machine;
a delay module programmed to delay at least one input/output operation of the second virtual machine in response to determining that the input/output capacity of the storage system has fallen below the predetermined threshold such that the at least one input/output operation of the second virtual machine does not interfere with the backup operation of the first virtual machine;
at least one processor configured to execute the identification module, the request module, the determination module, the additional identification module, and the delay module.
12. The system of claim 11 , wherein the delay module is programmed to delay the at least one input/output operation of the second virtual machine by reducing a bandwidth of input/output operations performed by the second virtual machine such that the additional bandwidth is available for the first virtual machine.
13. The system of claim 11 , wherein the delay module is programmed to delay the at least one input/output operation of the second virtual machine by:
creating a checkpoint in the backup operation of the first virtual machine;
pausing the backup operation of the first virtual machine for a predefined duration of time;
resuming the backup operation of the first virtual machine from the checkpoint after the predefined duration of time.
14. The system of claim 11 , wherein the determination module is programmed to determine that the input/output capacity of the storage system has fallen below the predetermined threshold by monitoring an input/output load on the storage system.
15. The system of claim 11 , wherein the backup operation of the first virtual machine comprises reading a snapshot of data to back up from the storage system.
16. The system of claim 11 , wherein the storage system comprises a storage cluster for the plurality of virtual machines.
17. The system of claim 11 , wherein the delay module is further programmed to:
add the determination that the input/output capacity of the storage system has fallen below the predetermined threshold to an input/output load history for the storage system;
adjust a backup schedule for at least one future backup operation involving the storage system based on the input/output load history for the storage system.
18. The system of claim 11 , wherein the delay module is further programmed to:
determine that the input/output capacity of the storage system has exceeded an additional predetermined threshold;
expedite an additional input/output operation for the backup operation of the first virtual machine based on determining that the input/output capacity of the storage system has exceeded the additional predetermined threshold.
19. The system of claim 11 , wherein:
the request to perform the backup operation of the first virtual machine comprises a request to copy a snapshot from the storage system to a backup storage location;
the input/output operation comprises a read operation performed on the storage system.
20. A non-transitory computer-readable-storage medium comprising one or more computer-executable instructions that, when executed by at least one processor of a computing device, cause the computing device to:
identify a storage system used for storage by a plurality of virtual machines;
identify a request to perform a backup operation for a first virtual machine comprising at least one input/output operation, wherein the backup operation results in an increased input/output load on the storage system;
determine that an input/output capacity of the storage system has fallen below a predetermined threshold in response to the increased input/output load resulting from the performance of the backup operation of the first virtual machine;
identify at least one input/output operation of a second virtual machine;
delay the at least one input/output operation of the second virtual machine in response to determining that the input/output capacity of the storage system has fallen below the predetermined threshold such that the input/output operation of the second virtual machine does not interfere with the backup operation of the first virtual machine.