[linux-lvm] [SOLVED]: lvm2 and partition shringkin: superblock/filesystem size mismatch

[Johannes Graumann]

And yes, by that I set the truncation of the FS (thanks, Lars for pointing 
that out) in stone ...

Joh

Johannes Graumann wrote:

> mke2fs -b 4096 -t ext3 -S /dev/mapper/mygroup-home
> 
> on the unmounted file system solved my issue.
> 
> Joh
> 
> Johannes Graumann wrote:
> 
>> Hi,
>> 
>> I'm running debian testing and "/home" is an ext3 fs. I run the following
>> order of commands to shrink the fs and the corresponding partition:
>> 
>> e2fsck -f /dev/mapper/mygroup-home
>> resize2fs /dev/mapper/mygroup-home 55329357
>> lvreduce -L 208.5g /dev/mapper/mygroup-home
>> 
>> The latter was supposed to be .5g bigger than necessary (paranoia
>> regarding the data integrity kicking in).
>> 
>> "e2fck /dev/mapper/mygroup-home" now stops with superblock/filesystem
>> size mismatch, but I can't grow the fs into the new partition size, as
>> "resize2fs" wants "e2fsck" (stopping with the mismatch) first.
>> 
>> The fs is mountable and everything seems allright otherwise.
>> 
>> Any pointers on how to update the superblock's size statement?
>> 
>> Thanks, Joh
>> 
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>> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
> 
> 
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