negative runtime etc.
olli at lurza.secnetix.de
Tue Dec 19 03:39:26 PST 2006
Adrian Wontroba wrote:
> Vclav Haisman wrote:
> > Hi, I have loads of following messages in newly installed virtual server
> > (under MS Virtual Server 2005 R2) running 6.2 RC1, I am even using the
> > stock kernel. Can I fix this?
> > Dec 16 18:33:27 shell kernel: calcru: negative runtime of -553620 usec
> > for pid 76484 (zsh)
> > Dec 16 18:33:27 shell kernel: calcru: runtime went backwards from
> > 1004708 usec to 791507 usec for pid 655 (sendmail)
> You can reduce them somewhat by using a slower clock tick and perhaps a
> different timecounter:
> ==> /boot/loader.conf <==
> ==> /etc/sysctl.conf <==
> The above reduced my errors to a few hundred a day and improved time
> keeping. Setting up the host as an NTP server and running
> ntpdate once a minute seems to have sufficed to keep time accurate
> enough for my needs.
Just a small note: It does not make sense to run ntpd _and_
ntpdate at the same time. Usually it is sufficient to just
run "ntpd -g" (ntpdate is obsolete anyway and will be removed
from future versions of the ntp software).
Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing
Dienstleistungen mit Schwerpunkt FreeBSD: http://www.secnetix.de/bsd
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