[mythtv-users] Defragging XFS File Systems

[John Drescher]

On Fri, Jun 10, 2011 at 9:48 AM, Mark Boyum <mark at boyum.us> wrote:
> The answer to my specific problem (the errors that I got did
> disappear) of a horribly fragmented fs is to back it up, reformat, and
> restore. No way to defrag my file system when it is as full as it is.
>>
>> http://oss.sgi.com/pipermail/xfs/2011-June/050905.html
>
>
> So what you're telling me is that "actual 1144923, ideal 3139,
> fragmentation factor 99.73%" is bad?
>

Although I do not use xfs anymore (moved to ext4 while waiting for
btrfs or zfs to become stable under linux)  isn't there a way of
reducing the chance of fragmentation by setting the minimum allocation
or block size or similar (sorry can't remember the correct term)?

John