Re: [PATCH] new data logging and quota patches available

[Oleg Drokin <green@namesys.com>]

Hello!

On Wed, Mar 12, 2003 at 08:22:30AM -0500, Chris Mason wrote:
> > > [ slow down between 2.419 data logging and 2.4.21-pre data logging ]
> > > Ok, could you please apply the search_reada-4 patch I sent and do your
> > > It's about 10% faster here, but my dataset is slightly different.
> > Hm. Last time we had conversation with you on this patch (a year ago?
> > may be even more), you said this patch makes no difference to you at all.
> > And we thought this is because your system is all-scsi, and scsi appears
> > to be more intelligent about caching/readahead.
> > Have you switched to IDE already? ;)
> No, that was on a scsi drive ;-)  Which patch, the search_reada?  Or

Hm. Something have changed then. I can dig the email, if you want.

> mounting with the border?

search_reada patch.

> search_reada doesn't make much difference without the border, and even

Sure.

> then it really only helps on long sequential reads.

That's true, but it made no difference for you on SCSI for sequentional reads too.

Bye,
    Oleg