发明名称 |
HIGH AVAILABILITY FOR CLOUD SERVERS |
摘要 |
A high availability system in a cloud computing environment includes a snapshot manager disposed in a mirror environment having at least one computer server and a plurality of virtual machines disposed in a production environment. Each of the plurality of virtual machines includes a snapshot agent configured to perform a method. The method includes periodically taking snapshots of the virtual machine associated with the snapshot agent, determining a delta image based on a change between a current snapshot and a previous snapshot, removing previous snapshots in the virtual machine and transmitting the delta image to the snapshot manager. The snapshot manager is configured to store a recovery image for each of the plurality of virtual machines and to merge the received delta image with the recovery image to update the recovery image. |
申请公布号 |
US2014149354(A1) |
申请公布日期 |
2014.05.29 |
申请号 |
US201313965386 |
申请日期 |
2013.08.13 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
CHAN HOI Y.;CHIEU TRIEU C. |
分类号 |
G06F17/30;G06F9/455 |
主分类号 |
G06F17/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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