红帽全球峰会4.10. 在文件系统中挂起一个动作
您可以使用
gfs2_tool freeze 命令挂起对某个文件系统的写入动作。挂起写入动作允许使用基于硬件的设备快照捕获处于一致状态的文件系统。dmsetup resume 命令可终止挂起。
用法
复制链接链接已复制到粘贴板!
Start Suspension
dmsetup suspend MountPoint
dmsetup suspend MountPoint
End Suspension
dmsetup resume MountPoint
dmsetup resume MountPointMountPoint- 指定文件系统。
示例
复制链接链接已复制到粘贴板!
这个示例挂起了对文件系统
/mygfs2 的写入动作。
dmsetup suspend /mygfs2
# dmsetup suspend /mygfs2
这个示例终止了对文件系统
/mygfs2 写入动作的挂起。
dmsetup resume /mygfs2
# dmsetup resume /mygfs2
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