> -----Original Message----- > From: questions-bounces+edward.mischanko=arcelormittal....@lists.ntp.org > [mailto:questions- > bounces+edward.mischanko=arcelormittal....@lists.ntp.org] On Behalf Of > Riccardo Castellani > Sent: Thursday, May 23, 2013 11:03 PM > To: questions@lists.ntp.org > Subject: Re: [ntp:questions] Offset is always increasing > > > ntpd probably never touches it. What is the time on the file ls -lga > > <driftfile> > I think it's impossible, yesterday I reset file content. > > > Did you see me suggesting that you plot the stuff from your log files? > > Look at /var/log/ntp/loopstats and peerstats. > > from the forvmer get the drift correction. From the latter the offsets > > Plot them to see what is happening. History is important, despite the > > design philosophy of ntpd. > > I'm using HP-UX so I cannot see /var/log/ntp/loopstats and peerstats, > I can see only log file which I defined into ntp.conf. > Does it exist tool which read log and plot it ? > > [Mischanko, Edward T]
Yes, Try removing these 3 lines or putting ## at the beginning of them for testing. Ntpd ignores lines in the configuration that begin with #. > What do you think to remove these 3 lines from all ntp servers how other > ntp > technicians are suggesting me ? > > server 127.127.1.0 > fudge 127.127.1.0 > restrict 127.127.1.0 mask 255.255.255.255 > > > > > > > > > ----- Original Message ----- > From: "unruh" <un...@invalid.ca> > Newsgroups: comp.protocols.time.ntp > To: <questions@lists.ntp.org> > Sent: Thursday, May 23, 2013 10:36 PM > Subject: Re: [ntp:questions] Offset is always increasing > > > > On 2013-05-23, Riccardo Castellani <ric.castell...@alice.it> wrote: > >> You thought right, xntpd says "synchronisation lost" every 20 minutes, > >> drift > >> file is about 855, xntpd daemon is running from about 1 year. > >> In these days I > >> made several days and I restarted daemon and I waited a day to analyze > >> offset. > >> > >> When I says "stable" I'm refering to value into drift file because I > see > >> always > >> the same value, that is about 855. > > > > ntpd probably never touches it. What is the time on the file > > ls -lga <driftfile> > > > >> > >> Do you suggest me to measure specific drift > >> of my hardware clock by script as documented into ntp.org, Known > Hardware > >> Issues, 9.1.6 (Mac Mini and other machines having poor TICK settings) ? > >> I test > >> identical server (which has same problems) I delete the drift file and > I > >> restart daemon, after 2 hours : > > > > You can tell almost nothing in 2 hrs. > > Did you see me suggesting that you plot the stuff from your log files? > > > > Look at /var/log/ntp/loopstats and peerstats. > > from the forvmer get the drift correction. From the latter the offsets > > Plot them to see what is happening. History is important, despite the > > design philosophy of ntpd. > > > > > >> > >> > >> ntpq -pn > >> > >> remote refid st > >> t when poll reach delay offset disp > >> > >>======================================================================== > ====== > >> > >> *10.2.3.5 193.204.114.233 2 u 9 64 377 0.61 -0.350 > >> 0.11 > >> > >> 127.127.1.1 127.127.1.1 10 l 8 64 377 0.00 0.000 > >> 10.01 > >> > >> > >> I'm worried because after many months I wouldn't like to find the same > >> behaviour. > >> I have no other software to discipline time. > >> > >> > >> > >> > >> Riccardo Castellani > >> wrote: > >>>>>>>> I can see usually offset increases until 700 or > >> 800 and it keeps > >> > >>>>>>>> this value, > >> > >>> It keeps this value means it's stable for many months, > >> it's > >> doesnt change > >> > >> > >>>>>>>> I thought you said xntpd reset it about every 20 > >> minutes. How can it > >>>>>>>> then have been stable for several months? > >> > >>>>>>>> > >> (If ntpd weren't correcting it, but only measuring it, I would suspect > >>>>>>>> > >> that you had some other time discipline software that was doing a slow > >>>>>>>> > >> adjustment to the clock and which thought the time was 700 to 800ms > out.) > > > > _______________________________________________ > > questions mailing list > > questions@lists.ntp.org > > http://lists.ntp.org/listinfo/questions > > _______________________________________________ > questions mailing list > questions@lists.ntp.org > http://lists.ntp.org/listinfo/questions _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions
