Messages in this thread | | | From | Bernd Schubert <> | Subject | Re: sysrq+t doesn't work for some threads | Date | Mon, 4 Aug 2008 21:51:24 +0200 |
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On Monday 04 August 2008 21:46:30 Robert Hancock wrote: > Bernd Schubert wrote: > > Hello, > > > > I need to debug a lustre problem, where lustre threads take 100% cpu time > > and also have a memory leak. The problem is, that sysrq+t doesn't work > > for these threads. It nicely shows all stack traces, just the trouble > > some threads won't show their traces: > > > > [69338.858825] ll_mdt_36 R running task 0 21679 2 (L-TLB) > > This means this task is running, you won't get a stack trace for such a > thread. You'd likely have to stop it somehow. Is this a kernel thread?
Yes, it is a kernel thread. How can I stop it? Is there a way to stop kernel threads at all? kill -STOP doesn't work.
Thanks, Bernd
-- Bernd Schubert Q-Leap Networks GmbH
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