Resource management method and apparatus for virtual machine system, and virtual machine system

1. A resource management method in a computer system, wherein the computer system comprises a physical device platform executing a virtual resource management, the physical device platform comprises at least one physical machine, the virtual resource management platform creates a virtual machine cluster; and the method comprises:

obtaining, by the computer system, a resource average utilization rate constraint parameter of the virtual machine cluster;

obtaining, by the computer system, a statistical value of a current resource average utilization rate of the virtual machine cluster; and

comparing, by the computer system, the statistical value of the current resource average utilization rate of the virtual machine cluster with the resource average utilization rate constraint parameter of the virtual machine cluster;

when the statistical value of the current resource average utilization rate of the virtual machine cluster is smaller than the resource average utilization rate constraint parameter of the virtual machine cluster by a difference less than a set tolerance threshold, suppressing, by the computer system, a physical machine capacity deduction operation on the physical device platform.

2. The method according to claim 1 , wherein before obtaining a resource average utilization rate constraint parameter of the virtual machine cluster, the method further comprises:

receiving a creation request for creating the virtual machine cluster, or a resource update request of the virtual machine cluster, wherein the creation request or the update request carries the resource average utilization rate constraint parameter of the virtual machine cluster; and recording the resource average utilization rate constraint parameter of the virtual machine cluster.

3. The method according to claim 1 , wherein the suppressing physical machine capacity deduction operation on the physical device platform comprises:

increasing a physical machine capacity deduction threshold on the physical device platform.

4. The method according to claim 1 , wherein the suppressing physical machine capacity deduction operation on the physical device platform comprises:

preventing a physical machine full migration and power-down operation on the physical device platform within a predetermined duration.

5. A resource management method in a computer system, wherein the computer system comprises a physical device platform executing a virtual resource management, the physical device platform comprises at least one physical machine, the virtual resource management platform creates a virtual machine cluster; and the method comprises:

obtaining, by the computer system, a resource average utilization rate constraint parameter of the virtual machine cluster;

obtaining, by the computer system, a statistical value of a current resource average utilization rate of the virtual machine cluster; and

comparing, by the computer system, the statistical value of the current resource average utilization rate of the virtual machine cluster with the resource average utilization rate constraint parameter of the virtual machine cluster;

when the statistical value of the current resource average utilization rate of the virtual machine cluster is smaller than the resource average utilization rate constraint parameter of the virtual machine cluster by a difference less than a set tolerance threshold, powering up, by the computer system, at least one physical machine on the physical device platform.

6. The method according to claim 5 , wherein before the obtaining a resource average utilization rate constraint parameter of the virtual machine cluster, the method further comprises:

receiving a creation request for creating the virtual machine cluster, or a resource update request of the virtual machine cluster, wherein the creation request or the update request carries the resource average utilization rate constraint parameter of the virtual machine cluster; and recording the resource average utilization rate constraint parameter of the virtual machine cluster.

7. The method according to claim 5 , wherein the method comprising:

obtaining an upper limit or the lower limit of total occupied resources of the virtual machine cluster;

obtaining a statistical value of currently total occupied resources of the virtual machine cluster; and

computing a difference between the statistical value of the currently total occupied resources of the virtual machine cluster and the upper limit of the total occupied resources of the virtual machine cluster, and according to the difference, selecting the at least one physical machine of a corresponding specification to perform a power-up operation.

8. The method according to claim 5 , wherein before the powering up at least one physical machine on the physical device platform, the method further comprises:

obtaining current use state information of the physical resource on the physical device platform, and if a remaining physical resource of a currently used physical machine is not sufficient, executing the step of powering up at least one physical machine on the physical device platform.

9. An apparatus for managing resource in a computer system, wherein the apparatus comprises a processor and a memory, the memory having a plurality of instructions stored thereon, that when executed by the processor, cause the processor to:

obtain a resource average utilization rate constraint parameter of the virtual machine cluster;

obtain a statistical value of a current resource average utilization rate of the virtual machine cluster; and

compare the statistical value of the current resource average utilization rate of the virtual machine cluster with the resource average utilization rate constraint parameter of the virtual machine cluster;

when the statistical value of the current resource average utilization rate of the virtual machine cluster is smaller than the resource average utilization rate constraint parameter of the virtual machine cluster by a difference less than a set tolerance threshold, suppress a physical machine capacity deduction operation on the physical device platform.

10. The apparatus according to the claim 9 , the instructions further cause the processor to:

receive a creation request for creating the virtual machine cluster, or a resource update request of the virtual machine cluster, wherein the creation request or the update request carries the resource average utilization rate constraint parameter of the virtual machine cluster; and recording the resource average utilization rate constraint parameter of the virtual machine cluster.

11. The apparatus according to the claim 9 , the instructions further cause the processor to:

increase a physical machine capacity deduction threshold on the physical device platform.

12. The apparatus according to the claim 9 , the instructions further cause the processor to:

prevent a physical machine full migration and power-down operation on the physical device platform within a predetermined duration.

13. An apparatus for managing resource in a computer system, wherein the apparatus comprises a processor and a memory, the memory having a plurality of instructions stored thereon, that when executed by the processor, cause the processor to:

obtain a resource average utilization rate constraint parameter of the virtual machine cluster;

obtain a statistical value of a current resource average utilization rate of the virtual machine cluster; and

compare the statistical value of the current resource average utilization rate of the virtual machine cluster with the resource average utilization rate constraint parameter of the virtual machine cluster;

when the statistical value of the current resource average utilization rate of the virtual machine cluster is smaller than the resource average utilization rate constraint parameter of the virtual machine cluster by a difference less than a set tolerance threshold, power up at least one physical machine on the physical device platform.

14. The apparatus according to the claim 13 , the instructions further cause the processor to:

receive a creation request for creating the virtual machine cluster, or a resource update request of the virtual machine cluster, wherein the creation request or the update request carries the resource average utilization rate constraint parameter of the virtual machine cluster; and recording the resource average utilization rate constraint parameter of the virtual machine cluster.

15. The apparatus according to the claim 13 , the instructions further cause the processor to:

obtain an upper limit or the lower limit of total occupied resources of the virtual machine cluster;

obtain a statistical value of currently total occupied resources of the virtual machine cluster; and

compute a difference between the statistical value of the currently total occupied resources of the virtual machine cluster and the upper limit of the total occupied resources of the virtual machine cluster, and according to the difference, select the at least one physical machine of a corresponding specification to perform a power-up operation.

16. The apparatus according to the claim 13 , the instructions further cause the processor to:

obtain current use state information of the physical resource on the physical device platform, and if a remaining physical resource of a currently used physical machine is not sufficient, execute the step of powering up at least one physical machine on the physical device platform.