Messages in this thread | | | Date | Fri, 17 Feb 2012 13:40:01 -0800 | From | "H. Peter Anvin" <> | Subject | Re: perf, x86: Disable PEBS on SandyBridge chips |
| |
On 02/17/2012 07:12 AM, Peter Zijlstra wrote: > On Fri, 2012-02-17 at 13:39 +0100, Maarten Lankhorst wrote: >> Hey Peter, >> >> Why is PEBS disabled? If I look at the intel_clovertown_quirks I can see >> why it's disabled for that cpu, but the sandy bridge one lacks any kind >> of clarification or information on why, or how I can learn more. > > hpa, could you get the official Intel answer on this?
*Where* is PEBS disabled?
-hpa
| |