From owner-freebsd-stable Tue Nov 6 6:31: 6 2001 Delivered-To: freebsd-stable@freebsd.org Received: from granger.mail.mindspring.net (granger.mail.mindspring.net [207.69.200.148]) by hub.freebsd.org (Postfix) with ESMTP id 7FE5037B418 for ; Tue, 6 Nov 2001 06:30:52 -0800 (PST) Received: from netcom1.netcom.com (user-2init4b.dialup.mindspring.com [165.121.116.139]) by granger.mail.mindspring.net (8.9.3/8.8.5) with ESMTP id JAA01969; Tue, 6 Nov 2001 09:30:49 -0500 (EST) Received: by netcom1.netcom.com (Postfix, from userid 1000) id 03BBD13573; Tue, 6 Nov 2001 06:30:48 -0800 (PST) From: Mike Harding To: mikea@mikea.ath.cx Cc: stable@FreeBSD.ORG In-reply-to: <20011106082257.A26785@mikea.ath.cx> (message from mikea on Tue, 6 Nov 2001 08:22:57 -0600) Subject: Re: ntpd problems? References: <20011106141816.9F53A13573@netcom1.netcom.com> <20011106082257.A26785@mikea.ath.cx> Message-Id: <20011106143048.03BBD13573@netcom1.netcom.com> Date: Tue, 6 Nov 2001 06:30:48 -0800 (PST) Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG I am using a dial-up line, so it is possible that the apparent delays can be going all over the place, but I did not see this until recently. I notice that 'ntpd' now seems to be reporting jitter after 1 sample - this must be an error which was introduced recently... ntpq> peers remote refid st t when poll reach delay offset jitter ============================================================================== usno.pa-x.dec.c .USNO. 1 u 21 64 1 1549.64 691.615 646.947 tick.ucla.edu .USNO. 1 u 20 64 1 1167.35 507.150 474.396 as how can the jitter be measured with 1 sample? This is after I restarted ntpd... here's another sample, after another ntpd restart... ntpq> peers remote refid st t when poll reach delay offset jitter ============================================================================== usno.pa-x.dec.c .USNO. 1 u 10 64 1 129.614 -65.532 61.300 tick.ucla.edu .USNO. 1 u 9 64 1 129.504 -66.510 62.215 - Mike H. Date: Tue, 6 Nov 2001 08:22:57 -0600 From: mikea Cc: stable@FreeBSD.ORG Content-Disposition: inline X-SpamBouncer: 1.4 (8/24/01) X-SBClass: OK On Tue, Nov 06, 2001 at 06:18:16AM -0800, Mike Harding wrote: > > it might be my clock, but I am suddenly seeing lots of... > > bash-2.05$ grep reset /var/log/messages > Nov 3 07:35:57 netcom1 ntpd[189]: time reset 0.627666 s > Nov 3 16:03:29 netcom1 ntpd[188]: time reset 0.370751 s > Nov 4 05:06:01 netcom1 ntpd[185]: time reset 0.478860 s > Nov 4 14:31:09 netcom1 ntpd[187]: time reset 0.137700 s > Nov 4 17:37:54 netcom1 ntpd[188]: time reset 1.071828 s > Nov 4 19:26:03 netcom1 ntpd[188]: time reset -0.318037 s > Nov 4 19:47:37 netcom1 ntpd[188]: time reset 0.558822 s > Nov 4 20:27:27 netcom1 ntpd[188]: time reset 1.050031 s > Nov 5 05:05:55 netcom1 ntpd[185]: time reset 0.421592 s > Nov 5 05:37:59 netcom1 ntpd[185]: time reset 0.257157 s > Nov 5 12:09:58 netcom1 ntpd[185]: time reset 1.985702 s > Nov 5 19:09:44 netcom1 ntpd[185]: time reset 0.159401 s > Nov 5 21:02:37 netcom1 ntpd[223]: time reset 0.787817 s > Nov 6 03:10:38 netcom1 ntpd[223]: time reset 0.201159 s > bash-2.05$ > > in /var/log/messages. Any ideas? What timeservers are you using? Is the path to one or more of them flaky and changing length or topology? -- Mike Andrews mikea@mikea.ath.cx Tired old sysadmin since 1964 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message