From owner-freebsd-stable@FreeBSD.ORG  Wed Mar 14 04:14:03 2007
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
X-Original-To: stable@freebsd.org
Delivered-To: freebsd-stable@FreeBSD.ORG
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id 9B1E716A401
	for <stable@freebsd.org>; Wed, 14 Mar 2007 04:14:03 +0000 (UTC)
	(envelope-from dan@dan.emsphone.com)
Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101])
	by mx1.freebsd.org (Postfix) with ESMTP id 658C813C46C
	for <stable@freebsd.org>; Wed, 14 Mar 2007 04:14:03 +0000 (UTC)
	(envelope-from dan@dan.emsphone.com)
Received: from dan.emsphone.com (dan@localhost [127.0.0.1])
	by dan.emsphone.com (8.14.0/8.13.8) with ESMTP id l2E3eoES027024
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO)
	for <stable@freebsd.org>; Tue, 13 Mar 2007 22:40:51 -0500 (CDT)
	(envelope-from dan@dan.emsphone.com)
Received: (from dan@localhost)
	by dan.emsphone.com (8.14.0/8.14.0/Submit) id l2E3eoUQ026999;
	Tue, 13 Mar 2007 22:40:50 -0500 (CDT) (envelope-from dan)
Date: Tue, 13 Mar 2007 22:40:50 -0500
From: Dan Nelson <dnelson@allantgroup.com>
To: Kevin Kinsey <kdk@daleco.biz>
Message-ID: <20070314034050.GH2435@dan.emsphone.com>
References: <45F70631.2010404@daleco.biz>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <45F70631.2010404@daleco.biz>
X-OS: FreeBSD 6.2-STABLE
User-Agent: Mutt/1.5.14 (2007-02-12)
Cc: stable@freebsd.org
Subject: Re: ntpd(8) exits quietly after fork()
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 14 Mar 2007 04:14:03 -0000

In the last episode (Mar 13), Kevin Kinsey said:
> ntpd won't continue running on my "stratum 2" server (making our other 
> systems a tad untrustworthy "as time goes by").
> 
> $ uname -a
> FreeBSD ezekiel.daleco.biz 6.2-RELEASE FreeBSD 6.2-RELEASE #5: Sat Jan 20 16:41:42 CST 2007 root@ezekiel.daleco.biz:/usr/obj/usr/src/sys/GENERIC  i386
> 
> using ktrace and kdump I get this prior to exit:
> 
>  12195 ntpd     NAMI  "/var/run/logpriv"
>  12195 ntpd     RET   connect 0
>  12195 ntpd     CALL  sendto(0x4,0xbfbfdd50,0x3e,0,0,0)
>  12195 ntpd     GIO   fd 4 wrote 62 bytes
>        "<13>Mar 13 13:32:06 ntpd: logging to file /home/kadmin/ntp.log"
>  12195 ntpd     RET   sendto 62/0x3e
>  12195 ntpd     CALL  clock_gettime(0,0xbfbfeb08)
>  12195 ntpd     RET   clock_gettime 0
>  12195 ntpd     CALL  sigaction(0x1,0xbfbfeac0,0xbfbfeae0)
>  12195 ntpd     RET   sigaction 0
>  12195 ntpd     CALL  fork
>  12195 ntpd     RET   fork 12196/0x2fa4
>  12195 ntpd     CALL  exit(0)

It seems you're missing the -i flag to ktrace, which means you aren't
tracing the child of this fork operation.  This ktrace output looks a
lot like the code in ntpd.c:ntpdmain(), in which ntpd forks, the parent
immediately exits, and the child continues.

-- 
	Dan Nelson
	dnelson@allantgroup.com