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From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Borislav Petkov <bp@alien8.de>, Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>, x86-ml <x86@kernel.org>,
	lkml <linux-kernel@vger.kernel.org>
Subject: Re: rc5+tip/master: Marking clocksource 'tsc' as unstable because the skew is too large:
Date: Thu, 30 Jun 2016 09:57:28 +0200	[thread overview]
Message-ID: <1467273448.9949.7.camel@gmail.com> (raw)
In-Reply-To: <20160629171619.GA3691@pd.tnic>

On Wed, 2016-06-29 at 19:16 +0200, Borislav Petkov wrote:

> And here it is again:
> 
> ...
> [   15.720833] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
> [   32.883077] clocksource: timekeeping watchdog on CPU1: Marking clocksource 'tsc' as unstable because the skew is too large:
> [   32.896986] clocksource:                       'acpi_pm' wd_now: 8e147 wd_last: 531b43 mask: ffffff
> [   32.908834] clocksource:                       'tsc' cs_now: 385f4b6d1e cs_last: 354328bcea mask: ffffffffffffffff
> [   32.922293] clocksource: Switched to clocksource acpi_pm

I met that too when testing, but only on my 8 socket box for whatever
reason.  Putting tip back on the box and poking a bit while I beat up
rt kernels elsewhere, cs_nsec: 167001172874 wd_nsec: 0.  (poke++)

	-Mike

  reply	other threads:[~2016-06-30  7:57 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-27 20:06 rc5+tip/master: Marking clocksource 'tsc' as unstable because the skew is too large: Borislav Petkov
2016-06-29 17:16 ` Borislav Petkov
2016-06-30  7:57   ` Mike Galbraith [this message]
2016-06-30  8:41     ` Thomas Gleixner
2016-06-30  9:15       ` Mike Galbraith
2016-06-30  9:42         ` Thomas Gleixner
2016-06-30  9:49           ` Mike Galbraith
2016-06-30 10:24             ` Thomas Gleixner
2016-06-30 13:39               ` Mike Galbraith
2016-06-30 13:43                 ` Thomas Gleixner
2016-06-30 14:27                   ` Borislav Petkov
2016-06-30 14:29                   ` Mike Galbraith
2016-06-30 20:11                   ` Richard Cochran
2016-06-30 10:29             ` Mike Galbraith
2016-06-30 10:31               ` Thomas Gleixner
2016-06-30  8:40   ` Thomas Gleixner
2016-06-30  9:49     ` Borislav Petkov

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