Re: 2.5.70-mm6

Mingming Cao
2003-06-11T22:15:06Z

On Tue, 2003-06-10 at 20:12, Andrew Morton 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.
> >
> > Here is the stack info:
>
> Thanks for this.
>
> Everything is waiting on I/O. It looks like either the device driver
> failed or the IO scheduler got its state all screwed up.
>
> Which device driver are you using there?

I am usering Qlogic qla2xxx V8 driver
>
> If you could, please retest with "elevator=deadline"?
>
Sure.

And I saw sysrq on 2.5.70-mm6 failed on my test machine, 2.5.70-mm5
works. I could trigger sysrq by send"t", but the stack info for all
threads are the same ---the stack info of the sysrq itself.