Re: 2.5.70-mm6

[Mingming Cao]

On Tue, 2003-06-10 at 20:12, Andrew Morton wrote:
> Mingming Cao <[e-mail]> 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.