[CentOS] ntpd
Tru Huynh
tru at centos.org
Wed Dec 12 09:49:53 UTC 2007
On Wed, Dec 12, 2007 at 01:24:23AM -0500, Jason Pyeron wrote:
> >
> > I am running a server inside of VMWare, and the clock gains
> > ~30 seconds
> > every 1000 seconds or 1.03X.
>
> ...
What CentOS, kernel version?
Maybe a better followup to the centos-virt mailing list...
>
> > Ideas? If I cannot get ntpd working, then I will have to
> > resort to a cron *
> > * * * * rdate -s time.intranet.pdinc.us
> >
>
>
> ntpdc -p
>
> remote local st poll reach delay offset disp
> =======================================================================
> =time 0.0.0.0 3 64 1 0.00046 -34.34546 7.93799
> =LOCAL(0) 127.0.0.1 10 64 1 0.00000 0.000000 7.93752
> =time2 0.0.0.0 3 64 1 0.00040 -34.33556 7.93799
> =time3 0.0.0.0 3 64 1 0.00050 -34.33738 7.93799
>
why don't you configure ntpd to an external server?
> ntpdc -c sysinfo
>
> system peer: 0.0.0.0
> system peer mode: unspec
> leap indicator: 11
> stratum: 16
> precision: -16
> root distance: 0.00000 s
> root dispersion: 0.00099 s
> reference ID: [0.0.0.0]
> reference time: 00000000.00000000 Thu, Feb 7 2036 1:28:16.000
> system flags: auth monitor ntp kernel stats
> jitter: 0.000015 s
> stability: 0.000 ppm
> broadcastdelay: 0.007996 s
> authdelay: 0.000000 s
>
>
> But still no clock setting...
>
>
> By the time I wrote the above:
>
> st poll reach delay offset disp
> =======================================
> 3 64 37 0.00058 -52.85483 0.43922
> 10 64 37 0.00000 0.000000 0.43831
> 3 64 37 0.00034 -52.79517 0.43925
> 3 64 37 0.00055 -52.80582 0.43925
>
>
no issue here:
[tru at centos5-i386-vm ~]$ date
Wed Dec 12 10:46:02 CET 2007
[tru at centos5-i386-vm ~]$ sudo ntpdc -p
remote local st poll reach delay offset disp
=======================================================================
=LOCAL(0) 127.0.0.1 10 64 1 0.00000 0.000000 2.81735
=ntp.pasteur.fr 157.99.90.56 1 64 1 0.00131 0.004765 2.81740
[tru at centos5-i386-vm ~]$ ntpdc -p
remote local st poll reach delay offset disp
=======================================================================
=LOCAL(0) 127.0.0.1 10 64 1 0.00000 0.000000 2.81735
=ntp.pasteur.fr 157.99.90.56 1 64 1 0.00131 0.004765 2.81740
[tru at centos5-i386-vm ~]$ ntpdc -c sysinfo
system peer: 0.0.0.0
system peer mode: unspec
leap indicator: 11
stratum: 16
precision: -20
root distance: 0.00000 s
root dispersion: 0.00055 s
reference ID: [73.78.73.84]
reference time: 00000000.00000000 Thu, Feb 7 2036 7:28:16.000
system flags: auth monitor ntp kernel stats
jitter: 0.000000 s
stability: 0.000 ppm
broadcastdelay: 0.003998 s
authdelay: 0.000000 s
[tru at centos5-i386-vm ~]$ uname -a
Linux centos5-i386-vm.bis.pasteur.fr 2.6.18-53.1.4.el5vm #1 SMP Thu Dec 6 11:09:34 EST 2007 i686 athlon i386 GNU/Linux
[tru at centos5-i386-vm ~]$ ntpdc -p
remote local st poll reach delay offset disp
=======================================================================
=LOCAL(0) 127.0.0.1 10 64 17 0.00000 0.000000 0.96858
*ntp.pasteur.fr 157.99.90.56 1 64 17 0.00131 0.004765 0.96953
[tru at centos5-i386-vm ~]$
Cheers,
Tru
--
Tru Huynh (mirrors, CentOS-3 i386/x86_64 Package Maintenance)
http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xBEFA581B
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