Next time try using lvresize -r -L $NewSize $LV works for ext* and enlarging.
Regards, Tilo Am 03.10.2016 um 22:24 schrieb Ken Heard: > In my jessie box I need to increase the non-encrypted root partition > (/) size from 14G to 19G. I was able successfully to increase the > logical volume (and decrease the space available in the volume group > accordingly) but am not sure how to do the next step. > > The following command produced the result shown. > > root@BDS:~# fsadm resize /dev/BDS1/root > resize2fs 1.42.12 (29-Aug-2014) > Filesystem at /dev/mapper/BDS1-root is mounted on /; on-line resizing > required > old_desc_blocks = 1, new_desc_blocks = 2 > resize2fs: Read-only file system While checking for on-line resizing > support > fsadm: Resize ext4 failed > > Does the phrase "on-line resizing required" mean that I have to > unmount /dev/BDS1/root, then run the fsadm command and finally remount > /dev/BDS1/root? Is unmounting the basic partition (/) safe while > presumably some of the files there are being used by the computer? > > I think I read somewhere that to resize an ext4 partition did not > require unmounting it. Perhaps it it is required. > > Regards, Ken Heard >
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