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Date:      Fri, 8 Sep 2000 13:54:33 +0930
From:      Greg Lehey <grog@lemis.com>
To:        Kenneth Wayne Culver <culverk@wam.umd.edu>
Cc:        John Baldwin <jhb@pike.osd.bsdi.com>, Steve Ames <steve@virtual-voodoo.com>, freebsd-current@FreeBSD.ORG
Subject:   Re: microuptime() went backwards
Message-ID:  <20000908135433.V83632@wantadilla.lemis.com>
In-Reply-To: <Pine.GSO.4.21.0009080016090.27899-100000@rac2.wam.umd.edu>; from culverk@wam.umd.edu on Fri, Sep 08, 2000 at 12:18:07AM -0400
References:  <20000908123838.U83632@wantadilla.lemis.com> <Pine.GSO.4.21.0009080016090.27899-100000@rac2.wam.umd.edu>

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On Friday,  8 September 2000 at  0:18:07 -0400, Kenneth Wayne Culver wrote:
> On Fri, 8 Sep 2000, Greg Lehey wrote:
>
>> On Thursday,  7 September 2000 at 22:49:30 -0400, Kenneth Wayne Culver wrote:
>>>> The point I'm making is that we've had these problems before SMPng,
>>>> and that you can't automatically assume that it's SMPng just because
>>>> you get the messages.  On the other hand, the 7 digits seem to be a
>>>> pretty reliable signature.
>>>
>>> I'm getting this error while starting XFree86 4.0.1 on my laptop computer,
>>> and I'm using FreeBSD 4.1-STABLE, so I'm sure it's not the SMP stuff
>>> that's causing it.
>>
>> Right, but you're not getting the 7 digit microsecond count, right?
>> You should contact phk.
>
> Well, here is one of the messeges:
>
> Sep  7 14:35:55 laptop /kernel: microuptime() went backwards (10412.355980 -> 10412, -694583121)
>
> this is bad.. right ? :-)

Well, at any rate it looks very funny.  If this is a laptop, try
building a kernel without apm and see if that helps.

Greg
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