[root@lab7-mongo-7 /]# lvdisplay /dev/vg_lab7mongo7/lv_home
--- Logical volume ---
LV Name /dev/vg_lab7mongo7/lv_home
VG Name vg_lab7mongo7
LV UUID s4Cwkh-w7MX-uHRF-sA3f-T96e-AzZ3-8t8WtJ
LV Write Access read/write
LV Status available
# open 1
LV Size 783.61 GiB
Current LE 200603
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:2
[root@lab7-mongo-7 /]# df -hP /home
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg_lab7mongo7-lv_home 772G 571M 732G 1% /home
[root@lab7-mongo-7 /]# umount -l /home
[root@lab7-mongo-7 /]# df -hP /home
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg_lab7mongo7-lv_root 50G 2.4G 45G 6% /
Portanto, a partição é desmontada, mas ainda não é possível reduzi-la
[root@lab7-mongo-7 /]# resize2fs /dev/vg_lab7mongo7/lv_home 80G
resize2fs 1.41.12 (17-May-2010)
resize2fs: Device or resource busy while trying to open /dev/vg_lab7mongo7/lv_home
Couldn't find valid filesystem superblock.
[root@lab7-mongo-7 /]# e2fsck -ff /dev/vg_lab7mongo7/lv_home
e2fsck 1.41.12 (17-May-2010)
e2fsck: Device or resource busy while trying to open /dev/vg_lab7mongo7/lv_home
Filesystem mounted or opened exclusively by another program?
[root@lab7-mongo-7 /]# lsof |grep home
[root@lab7-mongo-7 /]#
O que está segurando o dispositivo?
Tags lvm