From owner-freebsd-current Sun Feb 16 19:32: 1 2003 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B018D37B401 for ; Sun, 16 Feb 2003 19:32:00 -0800 (PST) Received: from mailsrv.otenet.gr (mailsrv.otenet.gr [195.170.0.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id BD53443F85 for ; Sun, 16 Feb 2003 19:31:56 -0800 (PST) (envelope-from keramida@ceid.upatras.gr) Received: from gothmog.gr (patr530-a142.otenet.gr [212.205.215.142]) by mailsrv.otenet.gr (8.12.6/8.12.6) with ESMTP id h1H3VpSe020229; Mon, 17 Feb 2003 05:31:54 +0200 (EET) Received: from gothmog.gr (gothmog [127.0.0.1]) by gothmog.gr (8.12.7/8.12.7) with ESMTP id h1H3VoSw004737; Mon, 17 Feb 2003 05:31:50 +0200 (EET) (envelope-from keramida@ceid.upatras.gr) Received: (from giorgos@localhost) by gothmog.gr (8.12.7/8.12.7/Submit) id h1H3VlQ4004736; Mon, 17 Feb 2003 05:31:47 +0200 (EET) (envelope-from keramida@ceid.upatras.gr) Date: Mon, 17 Feb 2003 05:31:47 +0200 From: Giorgos Keramidas To: Kris Kennaway Cc: current@FreeBSD.ORG Subject: Re: Clock disabled during DDB Message-ID: <20030217033147.GA4698@gothmog.gr> References: <20030217020553.GA67649@rot13.obsecurity.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030217020553.GA67649@rot13.obsecurity.org> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On 2003-02-16 18:05, Kris Kennaway wrote: > Is it an expected feature that the system clock is not updated when > the system is sitting in DDB? I just had 8 machines sitting in DDB > for about 20 minutes at boot (because of that &^@%&^ sysctl LOR), > and ntpd refused to time-sync them when I continued, because the > clock had fallen too far behind: I think I'm not the best possible person to answer this, but I recall reading posts that mentioned interrupts being disabled while in DDB. Since the system time is updated by an interrupt, it falls behind if you leave a machine in DDB for too long. Someone with more system time foo correct me if I'm wrong, please. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message