From owner-freebsd-questions@FreeBSD.ORG Sat Feb 9 19:28:26 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C878516A421 for ; Sat, 9 Feb 2008 19:28:26 +0000 (UTC) (envelope-from peter@boosten.org) Received: from smtpq1.groni1.gr.home.nl (smtpq1.groni1.gr.home.nl [213.51.130.200]) by mx1.freebsd.org (Postfix) with ESMTP id 8B44D13C478 for ; Sat, 9 Feb 2008 19:28:26 +0000 (UTC) (envelope-from peter@boosten.org) Received: from [213.51.130.189] (port=48339 helo=smtp2.groni1.gr.home.nl) by smtpq1.groni1.gr.home.nl with esmtp (Exim 4.60) (envelope-from ) id 1JNvNA-0000Jt-2y; Sat, 09 Feb 2008 20:28:24 +0100 Received: from cp268254-a.landg1.lb.home.nl ([84.25.65.88]:4918 helo=ra.egypt.nl) by smtp2.groni1.gr.home.nl with esmtp (Exim 4.60) (envelope-from ) id 1JNvN9-0001vy-AA; Sat, 09 Feb 2008 20:28:23 +0100 Received: by ra.egypt.nl (Postfix, from userid 80) id 8FF1C3987F; Sat, 9 Feb 2008 20:28:22 +0100 (CET) Received: from thoth.egypt.nl (thoth.egypt.nl [192.168.13.8]) by www.boosten.org (Horde MIME library) with HTTP; Sat, 09 Feb 2008 20:28:22 +0100 Message-ID: <20080209202822.om3ysati0c4owoc4@www.boosten.org> Date: Sat, 09 Feb 2008 20:28:22 +0100 From: Peter Boosten To: Shawn Barnhart References: <47ADFB65.707@grasslake.net> In-Reply-To: <47ADFB65.707@grasslake.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; DelSp="Yes"; format="flowed" Content-Disposition: inline Content-Transfer-Encoding: 7bit User-Agent: Internet Messaging Program (IMP) H3 (4.1.6) X-Spam-Score: -0.0 (/) Cc: FreeBSD Subject: Re: Clock stabilization in VMWare hosted machines? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Feb 2008 19:28:26 -0000 Quoting Shawn Barnhart : > I know this is a major nuisance, but I can't remember how I dealt with > it in the past. My most recent stab at using ntpd with minpoll 4 > polling of a local ntp time source isn't working, the clock drift > prevents any sync from happening (but I'll admit not trying some of the > more aggressive time adjustment options to ntpd). > > VMWare's documentation and support leans pretty heavily toward Linux > and I'm not finding a decent recommendation from them. > > I rebuilding a kernel with options HZ=100 to see if that makes a > difference, not sure why I remember that helping, but any other > strategies known to work? In my /boot/loader.conf: kern.hz="100" In the vmx-file: tools.synctime = "TRUE" I installed the vmware tools and ntpd That's about all. ntpdate -d 192.168.23.15: 9 Feb 20:26:47 ntpdate[45172]: adjust time server 192.168.23.15 offset 0.057667 sec Cheers, Peter -- http://www.boosten.org