man .. very very good.
blockdev --getsz says 512.
On 3/29/06, Neil Brown <neilb@xxxxxxx> wrote:
> On Wednesday March 29, raziebe@xxxxxxxxx wrote:
> > I was refering to bios reaching make_request in raid5.c .
> > I would be more precise.
> > I am dd'ing " dd if=/dev/md1 of=/dev/zero bs=1M count=1 skip=10"
> > I have added the following printk in make_request "printk ("%d:",bio->bi_size)"
> > I am getting sector sizes. 512:512:512:512:512....
> > I suppose they gathered in the elevator,
> > but still why so small ?
>
> Odd.. When I try that I get 4096 repeatedly.
> Which kernel are you using?
> What does
> blockdev --getbsz /dev/md1
> say?
> Do you have a filesystem mounted on /dev/md1? If so, what sort of
> filesystem.
>
> NeilBrown
>
--
Raz
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