Re: q-tools OOPS

From: David Mosberger <>
Date: 2003-12-09 10:33:54
>>>>> On Tue, 9 Dec 2003 09:46:18 +1100, Peter Chubb <> said:

  Peter> Hi David,
  Peter> Dunno what's going on here.  I've built q-tools against libpfm3.0
  Peter> and libc 2.3.2.ds1-10.0.1 from Debian using gcc 3.2.3.

Sounds fine.

  Peter> When run on a vanilla 2.6.0-test11 kernel, I either get no output, or
  Peter> an OOPS.  stracing q-syscollect always shows a SEGV in the child
  Peter> processes, but I think that may be an strace bug.
  Peter> I guess that this *could* be a preemption problem; have you run
  Peter> q-syscollect on a machine with CONFIG_PREEMPT on?

Nope, I definitely haven't tried CONFIG_PREEMPT.  It's obviously a
kernel bug, since q-syscollect doesn't do anything nasty---it's a pure
user-level program.  Can you try without CONFIG_PREEMPT?

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Received on Mon Dec 8 18:34:36 2003

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