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3441
2013 Mar 05
2
Need to unmount an LV from host system
...to mount the LV, and specified the mount point as /.
[root at earth ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg_mei-lv_earthroot
5.0G 3.9G 880M 82% /
tmpfs 5.9G 276K 5.9G 1% /dev/shm
/dev/sda1 485M 116M 344M 26% /boot
/dev/mapper/vg_mei-lv_earthvar
3.0G 748M 2.1G 27% /var
/dev/mapper/vg_mei-lv_bacteriaroot
5.0G 3.9G 880M 82% /
I tried to unmount the device, but as shown below, it is busy.
[root at earth ~]# umount /dev/mapper/vg_mei-lv_bacteriaroot
u...