Messages in this thread | | | Date | Tue, 1 Mar 2016 12:20:13 +0100 | From | Peter Zijlstra <> | Subject | Re: [BUG] Core2 cpu triggers hard lockup with perf test |
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On Tue, Mar 01, 2016 at 12:06:51PM +0100, Jiri Olsa wrote: > > > > [ Jiri, can you disable that stupid panic on hard lockup and let it run > > for a while, see if all the lockup msgs hit the same IP? Also, can you > > look where exactly that IP lives in the code? ] > > im on it..
Thanks!
> also the patch that makes this happen just > enlarge the buffer for PEBS: > > 156174999dd1 perf/intel/x86: Enlarge the PEBS buffer > > but I did not find anyaPEBS buffer lenght limitations in SDM
Probably just makes it easier to tickle.
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