Re: [Bug #12650] Strange load average and ksoftirqd behavior with2.6.29-rc2-git1
From: Ingo Molnar
Date: Mon Feb 16 2009 - 04:21:29 EST
* Damien Wyart <damien.wyart@xxxxxxx> wrote:
> > Does it find any TSC time warps?
>
> Seems not.
ok, it's indeed pretty conclusive:
| 2 CPUs, running 2 parallel test-tasks.
| checking for time-warps via:
| - read time stamp counter (RDTSC) instruction (cycle resolution)
|
| | TSC: 0.32us, fail:0 |
i suspect you ran it for at least a couple of minutes, and the ksoftirqd
anomaly occured during it, right?
Ingo
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