From owner-freebsd-current@FreeBSD.ORG Tue Mar 25 17:54:29 2003 Return-Path: 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 451A137B401 for ; Tue, 25 Mar 2003 17:54:29 -0800 (PST) Received: from ms-smtp-03.nyroc.rr.com (ms-smtp-03.nyroc.rr.com [24.92.226.153]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2DBE143F75 for ; Tue, 25 Mar 2003 17:54:27 -0800 (PST) (envelope-from sirfunk@sadclown.net) Received: from bsd.sadclown.net (syr-24-59-59-213.twcny.rr.com [24.59.59.213]) h2Q1sPbV027182 for ; Tue, 25 Mar 2003 20:54:26 -0500 (EST) Received: by bsd.sadclown.net (Postfix, from userid 1007) id 7FCAB117DF; Tue, 25 Mar 2003 20:54:25 -0500 (EST) Received: from [192.168.0.2] (funk [192.168.0.2]) by bsd.sadclown.net (Postfix) with ESMTP id AF4BF117DD for ; Tue, 25 Mar 2003 20:54:22 -0500 (EST) From: Jeff Utter To: freebsd-current@FreeBSD.ORG In-Reply-To: <200303260034.aa92057@salmon.maths.tcd.ie> References: <200303260034.aa92057@salmon.maths.tcd.ie> Organization: Message-Id: <1048643679.74985.8.camel@localhost> X-Mailer: Ximian Evolution 1.2.2 Date: 25 Mar 2003 20:54:40 -0500 X-Sanitizer: Advosys mail filter MIME-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Spam-Status: No, hits=-25.9 required=5.0 tests=IN_REP_TO,QUOTED_EMAIL_TEXT,REFERENCES,REPLY_WITH_QUOTES, USER_AGENT_XIMIAN autolearn=ham version=2.50 X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.50 (1.173-2003-02-20-exp) Subject: [Re: NFS -current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 Mar 2003 01:54:30 -0000 X-List-Received-Date: Wed, 26 Mar 2003 01:54:30 -0000 I'm not sure if it's related, but i've noticed under HEAVY nfs load my nfs server hangs for a while, then it REBOOTS! i'm pretty sure it's a nfs related problem, because doing heavy disk i/o on the server itself doen't have any related problems at all.. only when it's heavy access over nfs. I'm going to try makeworld again today, maybe it was a bug that has been fixed. we'll see > >On several clients (-DP1, -DP2, 4-stable) mounting a nfs-share > >(mount_nfs -i -U -3 server:/nfs /mnt) and then copying data from that > >share to the local disk (find -x -d /mnt | cpio -pdumv /local) results > >in lost NFS-mount. > > > >client kernel: nfs server server:/nfs: not responding 10 > 9 > > I'm not sure what you mean by a "lost" mount. Do all further accesses > to the filesystem hang? > > It is normal enough to get the above 'not responding' errors > occasionally on a busy fileserver, but only if they are almost > immediately followed by 'is alive again' messages. > > If the filesystem stops working and doesn't recover, could you run > `tcpdump -nepX -s 1600 udp port 2049' when it hangs and record a > few packets? > > Ian