Re: [PATCH 0/2] perf/x86: Add ability to sample TSC

From: Andi Kleen
Date: Thu Feb 19 2015 - 12:41:09 EST


> > And NTP limits the slew rate to 500 PPM, so even if you would get a

Assuming you run NTP

>
> Assuming it is not broken.

It could also easily switch to HPET if the kernel decides the TSC has some
issues (which may be true or not).

The switching of the perf clock to MONOTONIC is a bad idea imho.

-Andi
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