Tom*_*i S 7 centos lvm resize2fs e2fsck
我想缩小主目录的逻辑卷,以便可以扩展根目录的卷。
df -h
/dev/mapper/vg_mitoscomp-lv_root 50G 33G 15G 70% /
/dev/mapper/vg_mitoscomp-lv_home 53G 180M 51G 1% /home
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lsblk
?sdc2 8:34 0 111.3G 0 part
??vg_mitoscomp-lv_root (dm-0) 253:0 0 50G 0 lvm /
??vg_mitoscomp-lv_swap (dm-1) 253:1 0 7.6G 0 lvm [SWAP]
??vg_mitoscomp-lv_home (dm-2) 253:2 0 53.8G 0 lvm /home
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我可以成功卸载/home,但不能执行健康检查,也不能调整音量。
[root@MITOs-Comp ~]# e2fsck -f /dev/mapper/vg_mitoscomp-lv_home
e2fsck 1.41.12 (17-May-2010)
/dev/mapper/vg_mitoscomp-lv_home is in use.
e2fsck: Cannot continue, aborting.
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root@MITOs-Comp ~]# resize2fs /dev/mapper/vg_mitoscomp-lv_home 10G
resize2fs 1.41.12 (17-May-2010)
resize2fs: Device or resource busy while trying to open /dev/mapper/vg_mitoscomp-lv_home
Couldn't find valid filesystem superblock.
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