Red Hat Bugzilla – Bug 41329
ntpd does not synchronize to the servers
Last modified: 2005-10-31 17:00:50 EST
Description of Problem:
The lastest ntp-4.0.99k-15 running on RH7.0 does not synchronize to their
Sometime syslog shows error message that might or might not be related:
ntpd: select(7, ###----, 0L, 0L, &0.000000) error: Interrupted
ntpdc has similar problem of getting peer information, it complains about:
*** Server reports data not found
Problem shows up only on RH7.0, but not on RH6.2 which is running
It is reproducible all on kernel 2.2.17-14 and 2.2.19-7.0.
It is also reproducible on the Linux/Alpha nodes.
Steps to Reproduce:
1. Any RH7.0 setup
2. update ntp-4.0.99k-15 as suggested from RH security advisories,
3. quick check with ntpdc->sysinfo.
system peer: 0.0.0.0
system peer mode: unspec
leap indicator: 11
root distance: 0.00000 s
root dispersion: 41.41754 s
reference ID: [0.0.0.0]
reference time: 00000000.00000000 Thu, Feb 7 2036 1:28:16.000
system flags: bclient auth monitor ntp kernel stats kernel_sync
jitter: 0.000000 s
stability: 0.000 ppm
broadcastdelay: 0.003998 s
authdelay: 0.000000 s
Non-zero values from entries:
try to remove multicastclient from /etc/ntp.conf
We didn't use the keyword "multicastclient" in our ntp.conf.
But we did remove the line with:
and replaced the lines for the time servers:
And all seem to work okay now.