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1036574
2014 Apr 25
2
[LLVMdev] multithreaded performance disaster with -fprofile-instr-generate (contention on profile counters)
On Apr 24, 2014, at 1:33 AM, Dmitry Vyukov <dvyukov at google.com> wrote:
>>
>> I can see that the behavior of our current instrumentation is going to be a
>> problem for the kinds of applications that you’re looking at. If you can
>> find a way to get the overhead down without losing accuracy
>
> What are your requirements for accuracy?
> Current