Re: Hang with anticipatory I/O scheduler and aacraid controller
Mark Haverkamp (markh@osdl.org)
10 Jul 2003 15:06:58 -0700
On Thu, 2003-07-10 at 13:26, Mark Haverkamp wrote:
> I have been seeing hangs when using an aacraid adapter after updating my
> kernel view to the latest as of yesterday. It doesn't seem to affect
> the sym53c8xx that I have as the boot controller. I discovered today
> that if I boot with elevator=deadline that I don't see the hangs
> anymore. I have been using dd to copy from one partition to another to
> create these hangs.
>
> It seems to be related to writes. If I dd from a partition to /dev/null
> I don't see a hang. But a dd from /dev/zero to a partition does hang.
>
Sorry, this looks like a false alarm. I updated my view to 2.5.75 this
afternoon and the problem seems to have disappeared.
Mark.
--
Mark Haverkamp <markh@osdl.org>
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