On Tue, Aug 06 2002, Adrian Bunk wrote:
> On Tue, 6 Aug 2002, Jens Axboe wrote:
>
> >...
> > try a work load that excercises the block i/o layer alone (O_DIRECT,
> > raw, whatnot) and then compare 2.4 and 2.5. ibm had some slides on this
> > from ols, unfortunately I don't know if they have then online.
> >...
>
> Pages 390-406 in
>
> http://www.linux.org.uk/~ajh/ols2002_proceedings.pdf.gz
>
> or are you talking about something different?
Right thanks, exactly those. Table 3 on page 395 is the one I noted.
Forget readv, as that hasn't been done in 2.5 yet. I'd say a 2.5.17
untweaked kernel beating 2.4 tweaked beyond recognition isn't too shabby
for a devel series kernel.
-- Jens Axboe- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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