Stan Hoeppner wrote on 9/10/2010 14:00
>>On 10/09/2010 15:41, John Lister wrote:
>> Hi, using ubuntu 9.04, kernel version 2.6.28-18 and xfsprog
v2.10.2-1 I'm trying to defragment a drive. If I use xfs_db to check for
fragmentation it shows for >>example that a file has 20k+ fragments:
>>inode 578505506 actual 23240 ideal 1
>>
>>mapping the inode to the file and running xfs_frs states that the
file is fully defragmented.
>>
>>Also running xfs_frs says the drive is defragmented while xfs_db for
example reports 300k fragments.
>>
>>Which is right? and is it possible to defragment the file assuming it
is fragmented so badly, if so how?
>Try unmounting and remounting the filesystem, and see if the various
>tools all report the same thing afterwards. This solved the exact same
>problem for me very recently, though I'm on kernel 2.6.34.1 and xfsprogs
>2.9.8.
Cheers, that got rid of most of it, there is still a slight discrepency
(50 extra fragments) which I can live with.
John
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