Date: Sat, 30 Oct 2010 21:49:50 +0100 From: Bruce Cran <bruce@cran.org.uk> To: freebsd-current@freebsd.org Cc: David Rhodus <sdrhodus@gmail.com>, current@freebsd.org Subject: Re: calcru: runtime went backwards Message-ID: <201010302149.50412.bruce@cran.org.uk> In-Reply-To: <AANLkTik=WT=B2BaoJUS%2BD_kguK4_AfRpMG66y0HVr7zJ@mail.gmail.com> References: <AANLkTik=WT=B2BaoJUS%2BD_kguK4_AfRpMG66y0HVr7zJ@mail.gmail.com>
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On Saturday 30 October 2010 20:19:04 David Rhodus wrote: > I haven't seen much of this since 5.x days. Anyone else see calcru > messages lately ? > > -DR > > NFS# uname -a > FreeBSD NFS.Lesmilde.com 9.0-CURRENT FreeBSD 9.0-CURRENT #2: Fri Oct > 29 01:07:40 CDT 2010 > root@NFS.Lesmilde.com:/usr/obj/usr/src/sys/GENERIC amd64 > NFS# tail -25 /var/log/messages > Oct 30 19:13:25 NFS kernel: calcru: runtime went backwards from 91464 > usec to 40935 usec for pid 2709 (csh) It seems to occur if certain CPU power features are enabled in the BIOS - EIST or C1E? I also saw it today when I connected to the virtual VGA console on my Xen VPS. -- Bruce Cran
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