Re: 2.5.70-mm6

Andrew Morton
2003-06-12T17:50:41Z

Mingming Cao <cmm@us.ibm.com> wrote:
>
>
> > Mingming Cao <cmm@us.ibm.com> wrote:
> > >
> > > I run 50 fsx tests on ext3 filesystem on 2.5.70-mm6 kernel. Serveral fsx
> > > tests hang with the status D, after the tests run for a while. No oops,
> > > no error messages. I found same problem on mm5, but 2.5.70 is fine.
>
> Sorry, the tests in 2.5.70 also failed, same problem.

OK. It would be useful to test ext2 as well.

> On Tue, 2003-06-10 at 20:12, Andrew Morton wrote
> > If you could, please retest with "elevator=deadline"?
> >
> Thanks for your feedback.
>
> This time I got more fsx tests hang(about 25). Before normally I saw 5
> or 10 tests fail. Here is the stack info.

Everything stuck waiting for IO to complete again.

Are you able to try a different qlogic driver? Or a different HBA?

I tried to reproduce this but I don't have sufficient info.

How much memory does that machine have, and what fsx-linux command lines
are you using?

Thanks.