I repeated my testing process a couple times before doing this.  My test
partition didn't have much on it though, just a few simple text files
versus the millions of files on a maildir partition for 100+ users.
Perhaps my test partition wasn't "full" enough?

On 11/13/10 10:01 AM, "Dimitri Maziuk" <[email protected]> wrote:

>On 11/12/2010 7:43 PM, Syn, Joonho wrote:
>
>I think you have to
>> -remove the journal of the ext3 partition "tune2fs ­O ^has_journal [my
>>device]"
>- fsck at this point
>> -delete and recreate the partition using fdisk
>- resize2fs at this point
>> -check the newly expanded partition for errors "fsck ­n [my device]
>>
>> At this point the fsck returned a "bad superblock error". I tested
>using a similar setup but without heartbeat and did not get any
>corruption. Any ideas as to what led to my bad superblocks?
>
>I have not done this in a while, but my recollection is you're supposed
>to get bad superblocks when you run fsck and partition size doesn't
>match filesystem size. So the real question is why didn't you get them
>in your testing.
>
>Dima
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