From owner-freebsd-questions Thu Apr 6 15:52:27 2000 Delivered-To: freebsd-questions@freebsd.org Received: from diablo.peritek.com (diablo.peritek.com [198.151.249.9]) by hub.freebsd.org (Postfix) with ESMTP id 8C1FC37B589 for ; Thu, 6 Apr 2000 15:52:17 -0700 (PDT) (envelope-from ibjoe@home.com) Received: from neptune (neptune [198.151.249.84]) by diablo.peritek.com (8.8.7/8.8.7) with SMTP id PAA11389 sender ibjoe@home.com for ; Thu, 6 Apr 2000 15:52:13 -0700 (PDT) X-Envelope-From: ibjoe@home.com X-Envelope-To: Message-Id: <2.2.32.20000406225212.009cf9fc@netmail.home.com> X-Sender: ibjoe@netmail.home.com X-Mailer: Windows Eudora Pro Version 2.2 (32) Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Date: Thu, 06 Apr 2000 15:52:12 -0700 To: freebsd-questions@FreeBSD.ORG From: Joe Bo Subject: Re: Best Time Synch Utility Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG And on the PC side I use Dimension 4 available for free at: http://www.thinkman.com/~thinkman/dimension4/index.htm I have to delete the kazillion timeservers and add only my FreeBSD machine in the servers list box, but otherwise it is a pretty good program, and I have tried several. At 03:04 PM 4/6/00 -0700, you wrote: >On Thu, 6 Apr 2000, Zhihui Zhang wrote: > >> I am wondering how to keep a cluster of PCs in sync with each other within >> millisecond (loosely synchronized) even if the time of these PCs is not >> synchronized well with the outside world. This can be used in a >> timestamped concurrency control protocol. I wonder if ntpdate is good for >> this purpose. > >That's what we use it for here. It just so happens that the machine that >everything else is syncronizing with just happens to sync to an outside >source, but as long as you set up one machine to consider its own clock a >low precision, but nonetheless authoritative source, everything will sync >up with that machine. > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message