From owner-freebsd-stable@FreeBSD.ORG Wed Mar 30 09:08:59 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3B99316A4CE for ; Wed, 30 Mar 2005 09:08:59 +0000 (GMT) Received: from 163.com (smtp.163.com [202.108.44.204]) by mx1.FreeBSD.org (Postfix) with SMTP id D747243D1F for ; Wed, 30 Mar 2005 09:08:57 +0000 (GMT) (envelope-from ncisoft@163.com) Received: from [192.168.1.15] (unknown [61.51.103.93]) by smtp1 (Coremail) with SMTP id KMB5a6JsSkLX9W8A.2 for ; Wed, 30 Mar 2005 17:08:54 +0800 (CST) X-Originating-IP: [61.51.103.93] Date: Wed, 30 Mar 2005 17:08:43 +0800 From: Young Lee To: Doug White In-Reply-To: <20050329210051.M59551@carver.gumbysoft.com> References: <20050329141522.DD32.NCISOFT@163.com> <20050329210051.M59551@carver.gumbysoft.com> Message-Id: <20050330170214.CB41.NCISOFT@163.com> MIME-Version: 1.0 Content-Type: text/plain; charset="X-UNKNOWN" Content-Transfer-Encoding: quoted-printable X-Mailer: Becky! ver. 2.11.02 [en] cc: freebsd-stable@freebsd.org Subject: Re: FreeBSD 5.3 SMP freezes with MySQL 4.1 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Mar 2005 09:08:59 -0000 the system is totally dead with the pannic message, and have=20 to hard reset to reboot. even i reboot the server, it will crash in=20 several minutes, because of hundreds of request is coming. by refer to Klein's configuration and turn "debug.mpsafenet=3D0"=20 in /boot/loader.conf, the server is stable so far, and it last 20 hours. --=20 Young Lee On Tue, 29 Mar 2005 21:01:51 -0800 (PST) Doug White wrote: > On Tue, 29 Mar 2005, [GB2312] =C0=EE=D2=E3=B8=D5 wrote: >=20 > > Hi, > > > > I have a dell pe2650 box with dual xeon 2.4G, disabled the HTT, > > installed 5.3-RELEASE, enabled SMP, mysql 4.1.10a built from > > the port. > > > > If the mysql connections is high (e.g. over 100 connections), > > the system will freezes in several minutes, and the fatal alway > > indicated to the mysqld process. When I build the kernel without > > SMP, the system is stable. I have try 5.3-p5 and 5.4-PRE, the > > problem is still there. > > > > It's my configuration mistake or will be solved in 5.4-RELEASE ? >=20 > There's just not enough information to tell. When you say "freeze", is th= e > machine totally unresponsive, or does the console allow you to type > characters? Can you ping the system when it appears frozen? Does the > system eventually recover if the load is taken away? >=20 > --=20 > Doug White | FreeBSD: The Power to Serve > dwhite@gumbysoft.com | www.FreeBSD.org