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by Namudril
15 Sep 2023, 15:15
Forum: Filesystem repair
Topic: Bad ext4 superblock on LVM after lvextend and power failure
Replies: 3
Views: 21674

Re: Bad ext4 superblock on LVM after lvextend and power failure

Unfortunately, unable to get another 2*18 + 6 TB drives for that
by Namudril
15 Sep 2023, 10:32
Forum: Filesystem repair
Topic: Bad ext4 superblock on LVM after lvextend and power failure
Replies: 3
Views: 21674

Re: Bad ext4 superblock on LVM after lvextend and power failure

I'm not doing anything with that, as the data loss is much more critical than time to resolve the issue.
Can the advised command do more harm to the data?

Code: Select all

fsck.ext4 -p -b superblock -B blocksize device
by Namudril
10 Sep 2023, 18:06
Forum: Filesystem repair
Topic: Bad ext4 superblock on LVM after lvextend and power failure
Replies: 3
Views: 21674

Bad ext4 superblock on LVM after lvextend and power failure

There was a LVM with VG on two partition-based PVs

My bad, everything following was happening on a mounted filesystem.

I've successfully added the third PV:
pvcreate /dev/sdc2

Successfully extended the VG:
vgextend vgstorage /dev/sdc2

Successfully extended the LV:
lvextend -r -l +100%FREE /dev ...

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