Re: [patch] Re: x86-tip tsc/tick gripage
From: Mike Galbraith
Date: Fri Apr 28 2017 - 10:18:22 EST
On Fri, 2017-04-28 at 10:45 +0200, Mike Galbraith wrote:
> Bah, nevermind. I forgot to restore command line.
Well how 'bout that, it's not only old multi-socket boxen. I just
reproduced on my i4790 desktop box. Boot virgin tip to init 3 with
nowatchdog on command line, let box idle...
[ 316.387436] clocksource: timekeeping watchdog on CPU7: Marking clocksource 'tsc' as unstable because the skew is too large:
[ 316.393887] clocksource: 'hpet' wd_now: e05e937 wd_last: 75c4e7c8 mask: ffffffff
[ 316.400491] clocksource: 'tsc' cs_now: 12134c63e80 cs_last: 8c0439451e mask: ffffffffffffffff
[ 316.406899] sched_clock: Marking unstable (316377815439, 9598524)<-(316386903152, 510811)
[ 316.413257] tsc: Marking TSC unstable due to clocksource watchdog
[ 316.419223] clocksource: Switched to clocksource hpet