@cmuratori telemetry sneaking into MS crt:https://www.reddit.com/r/cpp/comments/4hoyzr/msvc_mutex_is_slower_than_you_might_expect/d2thalz …
@romainguy @jamie_redmond Er, what does that have to do with telemetry in the MSVCRT?
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@cmuratori@romainguy@jamie_redmond They are putting ETW in CRT runtime (that's why std::mutex is slow). And it is tricky to opt-out. -
@cmuratori@romainguy@jamie_redmond Oh, it's even worse. VS2015 generates telemetry calls in C runtime startup: https://i.imgur.com/A8mXFGj.png - Show replies
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