Re: [PATCH v3 1/n] perf/core: addressing 4x slowdown during per-process profiling of STREAM benchmark on Intel Xeon Phi

From: Alexey Budankov
Date: Fri Jun 30 2017 - 06:24:45 EST


On 19.06.2017 18:34, Alexey Budankov wrote:
> On 19.06.2017 18:24, Andi Kleen wrote:
>>> One more:
>>
>> It may help if you run with KASAN enabled. That often
>> finds problems earlier.
>>
>> Also could use ftrace and use ftrace_dump_on_oops to
>> see the sequence (but that has a lot of overhead
>> and sometimes hides problems)
>
> Ok. Will try. Thanks.

Tested patch v5 with KASAN enabled. No memory corruptions were revealed so far.

>
>>
>> -Andi
>>
>>
>
>