lvm/ext3 resize

Gordon Messmer yinyang at eburg.com
Wed Jun 29 07:39:50 UTC 2005


b.ally at sympatico.ca wrote:
> 
> So, the steps i have so far:
> 
> boot rescue mode
> 
> # tune2fs -O ^has_journal /dev/hda          # discontinue journaling

You don't need to do that.  If you wanted to do it anyway, you'd do it 
on the filesystem (/dev/VolGroup00/LogVol00), and not the disk (/dev/hda).

> # lvm
> lvm > vgscan
> lvm > vgchange --available y VolGroup00
> lvm > exit
> e2fsck -f /dev/VolGroup00/LogVol00          # check & repair
> resize2fs -p /dev/VolGroup00/LogVol00 20G   # resize to 20G
> e2fsck -f /dev/VolGroup00/LogVol00          # check & repair
> 
> # lvm
> lvm > lvreduce -L20G /dev/VolGroup00/LogVol00
> lvm > lvcreate -L55.25G -nhome              # create volume for /home
> lvm > exit
> e2fsck -f /dev/VolGroup00/LogVol00          # check & repair
> e2fsck -f /dev/VolGroup00/home              # check & repair

All looks good up until the last step.  You need to 'mkfs -t ext3 
/dev/VolGroup00/home' before you can fsck it.

> Am I heading for a re-install?

Well, it never hurts to have a backup, but my experience with the tools 
has been good.




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