Re: [BUG] Core2 cpu triggers hard lockup with perf test

Andi Kleen
2016-03-01T14:51:13Z

> im on it.. 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

May be the easiest would be to just keep the old buffer size
on Merom.

-Andi