Date: Mon, 11 Nov 2002 16:59:26 -0500 (EST) From: Andrew Gallatin <gallatin@cs.duke.edu> To: "Michael A. Mackey" <michael-mackey@uiowa.edu> Cc: freebsd-alpha@FreeBSD.ORG Subject: Re: Extreme time drift in SMP mode Message-ID: <15824.10302.110339.545856@grasshopper.cs.duke.edu> In-Reply-To: <1037050487.14529.17.camel@focaccia.> References: <1037050487.14529.17.camel@focaccia.>
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Michael A. Mackey writes: > I have recently installed 5.0-CURRENT onto my AlphaServer 2100A. When > running an SMP kernel, the time drift is very large. > > I am running ntpd, but it doesn't correct the error in system time. > > The only solution: use CRON to run ntpdate (this prevents ntpd from > running) efvery few minutes. This solution is much less than desirable, > as I won;t this box to run kerberos. > > Is there some solution to this problem? Nothing other than disabling SMP.. FWIW, it only happens on 2100s. Those machines are evil. Its been a while since I've played w/it. What does this say: /usr/bin/time sleep 10 Also, how many CPUs do you have? Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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