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我可以看到一个逻辑卷可以安装在两个不同的文件系统上——现在有人可以向我解释一下这样做的优缺点吗?为什么发生这种情况时 Linux 不会抛出错误?
前任:
/dev/mapper/vgEP0-lvol12 9.9G 9.2G 243M 98% /LSMW /dev/mapper/vgEP0-lvol12 9.9G 9.2G 243M 98% /oracle/EP0/oraflash
在 Linux 中,一个设备可以被挂载多次。
来自 mount(2) 手册页
Since Linux 2.4 a single file system can be visible at multiple mount points, and multiple mounts can be stacked on the same mount point.