Messages in this thread | | | Date | Wed, 20 May 2015 09:00:57 +0200 | From | Peter Zijlstra <> | Subject | Re: perf: odd event scheduling issue |
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On Tue, May 19, 2015 at 11:07:09PM -0400, Vince Weaver wrote: > Hello > > so I'm running 4.1-rc4 on my Haswell machine and a lot of my perf_event > testsuite is failing. There seems to be weird event scheduling issues. > > I can reproduce it with plain perf; simple event groups that should work > fine can't be scheduled. > > vince@haswell:~$ perf stat -e \{cycles,instructions\} sleep 1 >
Hmm indeed, my ivb-ep does the same thing. Lemme go poke at that.
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