From owner-freebsd-stable@FreeBSD.ORG Tue Jul 26 21:04:48 2005 Return-Path: X-Original-To: stable@freebsd.org 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 BA09816A420 for ; Tue, 26 Jul 2005 21:04:48 +0000 (GMT) (envelope-from mi+mx@aldan.algebra.com) Received: from mail22.sea5.speakeasy.net (mail22.sea5.speakeasy.net [69.17.117.24]) by mx1.FreeBSD.org (Postfix) with ESMTP id B6D9A43D46 for ; Tue, 26 Jul 2005 21:04:42 +0000 (GMT) (envelope-from mi+mx@aldan.algebra.com) Received: (qmail 9262 invoked from network); 26 Jul 2005 21:04:41 -0000 Received: from aldan.algebra.com ([216.254.65.224]) (envelope-sender ) by mail22.sea5.speakeasy.net (qmail-ldap-1.03) with AES256-SHA encrypted SMTP for ; 26 Jul 2005 21:04:41 -0000 Received: from corbulon.video-collage.com (static-151-204-231-237.bos.east.verizon.net [151.204.231.237]) by aldan.algebra.com (8.13.1/8.13.1) with ESMTP id j6QL4c7G023611 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 26 Jul 2005 17:04:39 -0400 (EDT) (envelope-from mi+mx@aldan.algebra.com) Received: from mteterin.us.murex.com (195-11.customer.cloud9.net [168.100.195.11]) by corbulon.video-collage.com (8.13.4/8.13.1) with ESMTP id j6QL4VmI075158 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 26 Jul 2005 17:04:32 -0400 (EDT) (envelope-from mi+mx@aldan.algebra.com) Received: from mteterin.us.murex.com (mteterin@localhost [127.0.0.1]) by mteterin.us.murex.com (8.13.3/8.13.3) with ESMTP id j6QL4Q1D053662; Tue, 26 Jul 2005 17:04:26 -0400 (EDT) (envelope-from mi+mx@aldan.algebra.com) Received: from localhost (localhost [[UNIX: localhost]]) by mteterin.us.murex.com (8.13.3/8.13.3/Submit) id j6QL4OQ3053661; Tue, 26 Jul 2005 17:04:24 -0400 (EDT) (envelope-from mi+mx@aldan.algebra.com) X-Authentication-Warning: mteterin.us.murex.com: mteterin set sender to mi+mx@aldan.algebra.com using -f From: Mikhail Teterin Organization: Virtual Estates, Inc. To: stable@freebsd.org Date: Tue, 26 Jul 2005 17:04:24 -0400 User-Agent: KMail/1.8.1 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200507261704.24802.mi+mx@aldan.algebra.com> X-Virus-Scanned: ClamAV devel-20050525/993/Tue Jul 26 03:28:36 2005 on corbulon.video-collage.com X-Virus-Status: Clean X-Scanned-By: MIMEDefang 2.43 Cc: freebsd-fs@freebsd.org Subject: Hang in NFS-mounted directory X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jul 2005 21:04:48 -0000 I'm currently seeing an NFS-hang, which will probably cause me to reboot an otherwise happy system. A java process was overwriting files in an NFS-mounted directory, when I tried to Ctrl-C it (always worked before). The process is now hung in "nfrslk" state: load: 1.65 cmd: java 53499 [nfrslk] 0.07u 0.02s 0% 8956k An attempt at regular umount of the filesystem is hanging in "nfs" state: % umount /tmp/.a/beaker/host/beaker load: 1.33 cmd: umount 53521 [nfs] 0.00u 0.07s 0% 820k A subsequent attempt at forced umount is in "vfs_busy": % umount -f /tmp/.a/beaker/host/beaker load: 1.33 cmd: umount 53526 [vfs_busy] 0.00u 0.05s 0% 644k I have restarted the /etc/rc.d/nfslocking and /etc/rc.d/nfsclient -- no change. How can I help fix this problem? I'm using 5.4-STABLE as of July 7th. Thanks! -mi