[CentOS] resize lvm
Scott Robbins
scottro11 at gmail.com
Fri May 6 18:32:33 UTC 2016
On Fri, May 06, 2016 at 06:19:35PM +0000, Wes James wrote:
> I have a laptop that I put centos 7 on and I started out with a 30gig partition. I resized the other part of the disk to allow more space for centos. I then created an unformated partition in the available space, ran
>
>
> pvcreate /dev/sda4
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>
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> vgextend lvname /dev/sda4
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>
>
> lvextend -L 184.46G /dev/lvname/root
I find it easiest to do lvextend -l 100%VG /dev/lvname/rootI find it
easiest to do lvextend -l 100%VG /dev/lvname/root.
(Then, if practical, and since it's a laptop, I'm guessing it's not a
production machine), reboot from a livecd or whatever and doing e2fsk -f
/dev/lvmname/root
I don't know if it will solve your issue, but may be worth trying.
>
>
> but when I run:
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>
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> sudo resize2fs /dev/lvname/root
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> I get:
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>
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> resize2fs: Bad magic number in super-block while trying to open /dev/lvname/root
> Couldn't find valid filesystem superblock.
>
--
Scott Robbins
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