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
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