NTP fails synchronization with server at startup

Paul Smith phhs80 at gmail.com
Wed Dec 5 00:30:20 UTC 2007


On Dec 5, 2007 12:22 AM, Craig White <craig at tobyhouse.com> wrote:
> > > > I have NTP configured to synchronize with a server at startup, but it
> > > > always fails that as reported by F8 during the booting.
> > > > Notwithstanding:
> > > >
> > > > # /sbin/service ntpd restart
> > > > Shutting down ntpd:                                        [  OK  ]
> > > > ntpd: Synchronizing with time server:                      [  OK  ]
> > > > Starting ntpd:                                             [  OK  ]
> > > > #
> > > >
> > > > Any ideas?
> > > ----
> > > output of ???
> > >
> > > cat /etc/ntp/step-tickers
> > > cat /etc/ntp/ntpservers
> > > grep server /etc/ntp.conf
> > > grep ntp /var/log/messages
> >
> > Thanks to both. The requested output:
> >
> > # cat /etc/ntp/step-tickers
> > # List of servers used for initial synchronization.
> > ntp.ist.utl.pt
> > #
> >
> > # grep server /etc/ntp.conf
> > # Use public servers from the pool.ntp.org project.
> > #broadcast 192.168.1.255 autokey        # broadcast server
> > #broadcast 224.0.1.1 autokey            # multicast server
> > #manycastserver 239.255.254.254         # manycast server
> > #server 127.127.1.0     # local clock
> > server ntp.ist.utl.pt
> > #
> >
> > # cat /etc/ntp/ntpservers
> > clock.redhat.com
> > clock2.redhat.com
> > #
> >
> > /var/log/messages:Dec  4 20:58:14 localhost ntpdate[1943]: can't find
> > host ntp.ist.utl.pt
> > /var/log/messages:Dec  4 20:58:14 localhost ntpdate[1943]: no servers
> > can be used, exiting
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1946]: ntpd
> > 4.2.4p2 at 1.1495-o Mon Sep 24 14:40:07 UTC 2007 (1)
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: precision = 1.000 usec
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #0 wildcard, 0.0.0.0#123 Disabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #1 wildcard, ::#123 Disabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #2 lo, ::1#123 Enabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #3 vmnet1, fe80::250:56ff:fec0:1#123 Enabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #4 lo, 127.0.0.1#123 Enabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #5 vmnet1, 192.168.113.1#123 Enabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: Listening on
> > interface #6 vmnet8, 192.168.139.1#123 Enabled
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: kernel time
> > sync status 0040
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: frequency
> > initialized 198.964 PPM from /var/lib/ntp/drift
> > /var/log/messages:Dec  4 20:58:14 localhost ntpd[1947]: getaddrinfo:
> > "ntp.ist.utl.pt" invalid host address, ignored
> > /var/log/messages:Dec  4 20:58:15 localhost ntpd[1947]: Listening on
> > interface #7 vmnet8, fe80::250:56ff:fec0:8#123 Enabled
> > /var/log/messages:Dec  4 20:59:16 localhost ntpd[1947]: Cannot find
> > existing interface for address 193.136.134.3
> > /var/log/messages:Dec  4 20:59:16 localhost ntpd_initres[1951]: ntpd
> > indicates no data available!
> > /
> ----
> do you live in Portugal? (I think that's what tld=pt is)
>
> Why are there so many interfaces? Something seems broken with your
> setup. You probably should turn ipv6 off (I think you can do that in
> system-config-network).
>
> what is output of...
>
> /sbin/ifconfig
> /etc/modprobe.conf

Thanks to both.

Yes, I do live in Portugal.

Answer to the other questions:

$ host ntp.ist.utl.pt
ntp.ist.utl.pt has address 193.136.134.3
$

 # /sbin/ifconfig
eth0      Link encap:Ethernet  HWaddr 00:14:85:38:2C:93
          inet addr:192.168.1.64  Bcast:192.168.1.255  Mask:255.255.255.0
          inet6 addr: fe80::214:85ff:fe38:2c93/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:69568 errors:0 dropped:0 overruns:0 frame:0
          TX packets:64273 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:95856484 (91.4 MiB)  TX bytes:5951540 (5.6 MiB)
          Interrupt:17

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:1010 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1010 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:3043224 (2.9 MiB)  TX bytes:3043224 (2.9 MiB)

#

# more /etc/modprobe.conf
alias eth0 tg3
alias snd-card-0 snd-hda-intel
options snd-card-0 index=0
options snd-hda-intel index=0
#

Paul




More information about the fedora-list mailing list