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kvm外置镜像快照 (cloudstack)

时间:2015-07-06 09:31来源:未知 编辑:linuxeye 点击:
脚本详见 https://github.com/apache/cloudstack/blob/master/scripts/storage/qcow2/managesnapshot.sh 系统环境 # cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) qemu-img版本 #rpm -qa qemu-imgqemu-img-1.5.3-86.el7_1.2.x86_6
脚本详见 https://github.com/apache/cloudstack/blob/master/scripts/storage/qcow2/managesnapshot.sh

系统环境
# cat /etc/redhat-release 
CentOS Linux release 7.1.1503 (Core)

qemu-img版本
#rpm -qa qemu-img
qemu-img-1.5.3-86.el7_1.2.x86_64

使用方法:
#./managesnapshot.sh 
Usage: managesnapshot.sh: -c <path to disk> -n <snapshot name>
Usage: managesnapshot.sh: -d <path to disk> -n <snapshot name>
Usage: managesnapshot.sh: -r <path to disk> -n <snapshot name>
Usage: managesnapshot.sh: -b <path to disk> -n <snapshot name> -p <dest dir> -t <dest file>

对qcow2镜像操作如下:
创建快照
#./managesnapshot.sh -c centos6.6.qcow2 -n clean

备份快照至新的镜像
#./managesnapshot.sh -b centos6.6.qcow2 -n clean -p . -t clean.qcow2

恢复镜像中快照
#./managesnapshot.sh -r centos6.6.qcow2 -n clean
可以使用 qemu-img info xxx.qcow2 查看内部快照

删除镜像中的快照
#./managesnapshot.sh -d centos6.6.qcow2 -n clean

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