Date: Wed, 9 Nov 2005 00:09:31 -0800 From: John-Mark Gurney <gurney_j@resnet.uoregon.edu> To: Lev Serebryakov <lev@FreeBSD.org> Cc: freebsd-stable@FreeBSD.org Subject: Re: 6.0 on VMWare 5.0: `calcru: negative runtime of -12728437 usec for pid 28 (irq17: lnc0)' Message-ID: <20051109080931.GT775@funkthat.com> In-Reply-To: <1551247422.20051109105345@serebryakov.spb.ru> References: <1551247422.20051109105345@serebryakov.spb.ru>
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Lev Serebryakov wrote this message on Wed, Nov 09, 2005 at 10:53 +0300:
> Hello freebsd-stable,
>
> FreeBSD 6.0 on VMWare 5.0 prints such messages every 3-4 minute.
> Also, messages like
>
> calcru: runtime went backwards from 40644816 to 40005944 usec for pid 3 (g_up)
>
> is shown routinely.
>
> timecounter is ACPI-safe, kernel is GENERIC one.
>
> 5.4-STABLE on some virtual machine runs without such messages.
>
> And, hey, numbers are TOOOOOO big to be true, aren't they?
A coworker saw this recently (on 4.x iirc)... and a quick fix was:
sysctl kern.timecounter.hardware=i8259
Though I don't know if there is a better fix for it though...
--
John-Mark Gurney Voice: +1 415 225 5579
"All that I will do, has been done, All that I have, has not."
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