Re: bio too big device

Alan Cox (alan@lxorguk.ukuu.org.uk)
12 Mar 2003 16:14:58 +0000


On Wed, 2003-03-12 at 09:09, Jens Axboe wrote:
> On Wed, Mar 12 2003, Andre Hedrick wrote:
> >
> > So lets dirty list the one drive by Paul G. and be done.
> > Can we do that?
>
> Who cares, really? There's not much point in doing it, we're talking 248
> vs 256 sectors in reality. I think it's a _bad_ idea, lets just keep it
> at 255 and avoid silly drive bugs there.

255 trashes your performance, 128 will perform far better with most
setups. This is especially true with raid setups. I'd much rather we
got the IDE layer using 256 block writes even if we have to limit it
to more modern drives by some handwaving (8Gb+ say)

Alan

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