On Wed, 10 Oct 2001, Steve Lord wrote:
>
> > >Highmem+SMP is also what I'm blessed with, ~2.2 million files on a 250GB
> > >hardware raid5 xfs partition...removing 30 files of ~300 bytes each takes
> > >approximately 1 minute(!).
> >
> > I suggest downloading the tarball of the mandrake 2.4.8 kernel which has
> > XFS support.
> > http://iserv.nl/files/xfs/ It will probably do a lot better.
> > It is 38% faster with ext2 then the 2.4.2 kernel that came with redhat 7.1
> >
> > I let the box run with continous IO from mongo.pl with 50 processes which
> > produced a constant load average of about 52. The box was sluggish but had
> > a good response. It run for a day without crashing.
> > This was with ext2, xfs tomorrow.
>
> The problem may be related to raid5 and xfs needing to do 512 byte I/O.
Should not be an issue on hardware raid? The hardware raid controller
should just do what it is told. Maybe I am a bit to optimistic :)
Cheers
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