massive time drift. NTP help required

Mark Hutchinson markhsa at gmail.com
Fri Jun 1 12:52:27 UTC 2007


Also, i now see that my dmesg output is FULL of this:

/dev/vmmon[27928]: host clock rate change request 1509 -> 1512
/dev/vmmon[27928]: host clock rate change request 1512 -> 1515
/dev/vmmon[27928]: host clock rate change request 1515 -> 1535
/dev/vmmon[27928]: host clock rate change request 1535 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 1479
/dev/vmmon[27928]: host clock rate change request 1479 -> 1514
/dev/vmmon[27928]: host clock rate change request 1514 -> 1536
/dev/vmmon[27928]: host clock rate change request 1536 -> 1545
/dev/vmmon[27928]: host clock rate change request 1545 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 1529
/dev/vmmon[27928]: host clock rate change request 1529 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 1263
/dev/vmmon[27928]: host clock rate change request 1263 -> 1320
/dev/vmmon[27928]: host clock rate change request 1320 -> 1505
/dev/vmmon[27928]: host clock rate change request 1505 -> 1530
/dev/vmmon[27928]: host clock rate change request 1530 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 503
/dev/vmmon[27928]: host clock rate change request 503 -> 807
/dev/vmmon[27928]: host clock rate change request 807 -> 1248
/dev/vmmon[27928]: host clock rate change request 1248 -> 1476
/dev/vmmon[27928]: host clock rate change request 1476 -> 1484
/dev/vmmon[27928]: host clock rate change request 1484 -> 1491
/dev/vmmon[27928]: host clock rate change request 1491 -> 1517
/dev/vmmon[27928]: host clock rate change request 1517 -> 1532
/dev/vmmon[27928]: host clock rate change request 1532 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 1422
/dev/vmmon[27928]: host clock rate change request 1422 -> 1535
/dev/vmmon[27928]: host clock rate change request 1535 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 6
/dev/vmmon[27928]: host clock rate change request 6 -> 342
/dev/vmmon[27928]: host clock rate change request 342 -> 1337
/dev/vmmon[27928]: host clock rate change request 1337 -> 1428
/dev/vmmon[27928]: host clock rate change request 1428 -> 1458
/dev/vmmon[27928]: host clock rate change request 1458 -> 1533
/dev/vmmon[27928]: host clock rate change request 1533 -> 1539
/dev/vmmon[27928]: host clock rate change request 1539 -> 0
/dev/vmmon[27928]: host clock rate change request 0 -> 1038
/dev/vmmon[27928]: host clock rate change request 1038 -> 1416
/dev/vmmon[27928]: host clock rate change request 1416 -> 1524


On 6/1/07, Mark Hutchinson <markhsa at gmail.com> wrote:
>
> I am also seeing some of this in my messages.  Is this what you had?  What
> does it mean?
> warning: many lost ticks.
> warning: many lost ticks.
>
> On 6/1/07, Henry Ritzlmayr <fedora-list at rc0.at> wrote:
> >
> > Am Freitag, den 01.06.2007, 06:26 -0600 schrieb Mark Hutchinson:
> >
> > <snip>
> >
> > >
> > > Anyone have any thoughts on what could be up with this?
> > > Other things I can try.  I am not sure why my clock is off this much.
> > > All brand new hardware as well.
> >
> > I had the same problem with an ASUS "P5B-VM DO". Time drift was exactly
> > 1 second per minute or as you describe it 1 minute per hour.
> >
> > I also got lost ticks warnings in /var/log/messages.
> >
> > I got rid of the time drift problem by enabling AMT within the BIOS and
> > disabling the LAN Controller! Obviously even AMT is disabled (by
> > default) there is still something hogging the interrupts which caused
> > the time drift on my system. After disabling the LAN Controller, AMT can
> > be disabled for good now.
> >
> > I had the problem with any FC6 kernel. FC7 kernels where not affected.
> >
> > Henry
> >
> >
> >
> >
> >
> > >
> > > --
> > > fedora-list mailing list
> > > fedora-list at redhat.com
> > > To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list
> >
> >
> > --
> > fedora-list mailing list
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> >
>
>
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