QEMU快照(SNAPSHOT)機制原理及關鍵技術理解
阿新 • • 發佈:2019-02-01
snapshot.xml <domainsnapshot> <name>snapshot01</name> <description>Snapshot of OS install and updates by boh</description> <disks> <disk name='/data/os-multi/controller.qcow2'> </disk> </disks> </domainsnapshot> virsh snapshot-create controller snapshot.xml //建立快照。快照元資訊在/var/lib/libvirt/qemu/snapshot/(destroy後丟失) virsh snapshot-list controller --tree //樹形檢視快照。 virsh snapshot-current controller //檢視當前快照 virsh snapshot-revert controller snapshot02 //恢復快照 virsh snapshot-delete controller snapshot02 //刪除快照 功能引數: --quiesce quiesce guest's file systems --atomic require atomic operation