From owner-freebsd-fs@FreeBSD.ORG Sun Mar 4 15:12:44 2012 Return-Path: Delivered-To: freebsd-fs@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4D1EC106564A for ; Sun, 4 Mar 2012 15:12:44 +0000 (UTC) (envelope-from freebsdlists@bsdunix.ch) Received: from conversation.bsdunix.ch (ns1.bsdunix.ch [82.220.1.90]) by mx1.freebsd.org (Postfix) with ESMTP id EA7578FC13 for ; Sun, 4 Mar 2012 15:12:43 +0000 (UTC) Received: from conversation.bsdunix.ch (localhost [127.0.0.1]) by conversation.bsdunix.ch (Postfix) with ESMTP id 15394B20E for ; Sun, 4 Mar 2012 14:55:48 +0000 (UTC) X-Virus-Scanned: by amavisd-new at mail.bsdunix.ch Received: from conversation.bsdunix.ch ([127.0.0.1]) by conversation.bsdunix.ch (conversation.bsdunix.ch [127.0.0.1]) (amavisd-new, port 10024) with LMTP id NyvIRboNDAts for ; Sun, 4 Mar 2012 14:55:47 +0000 (UTC) Received: from Flachrechner.local (dmhd.bsdunix.ch [82.220.17.25]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by conversation.bsdunix.ch (Postfix) with ESMTPSA id 37897B20A for ; Sun, 4 Mar 2012 14:55:47 +0000 (UTC) Message-ID: <4F538272.6070002@bsdunix.ch> Date: Sun, 04 Mar 2012 15:55:46 +0100 From: Thomas User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:10.0.2) Gecko/20120216 Thunderbird/10.0.2 MIME-Version: 1.0 To: freebsd-fs@FreeBSD.org Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Cc: Subject: FreeBSD 8.2 NFS client crashes with a FreeBSD 9 Server X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 04 Mar 2012 15:12:44 -0000 Hello My FreeBSD 9.0-STABLE (February 2nd 2012) NFS server (amd64) does not work well wit FreeBSD 8.2-p6 NFS clients (amd64). All clients are generating a lot of syslog messages like: M ar 4 13:29:10 hosting06 kernel: NLM: failed to contact remote rpcbind, stat = 0, port = 0 Mar 4 13:29:14 hosting06 last message repeated 5933 times Mar 4 13:39:18 hosting01 kernel: <<33>N>LMN:L M:f aiflaeilde d tto coon taccto renmtoatcet rermpotcebi nrd, psctbaitnd ,= st0a,t =po rt0 =, p0 Mar 4 13:39:18 hosting01 kernel: o Mar 4 13:39:18 hosting01 kernel: rt = 0 After a few hours the nfs client is crashing like this: Mar 4 13:55:33 hosting01 kernel: Fatal trap 12: page fault while in kernel mode Mar 4 13:55:33 hosting01 kernel: cpuid = 1; Mar 4 13:55:33 hosting01 kernel: NLM: failed to contact remote rpcbind, stat = 0, port = 0 Mar 4 13:55:33 hosting01 kernel: apic id = 07 Mar 4 13:55:33 hosting01 kernel: fault virtual address = 0x18 Mar 4 13:55:33 hosting01 kernel: fault code = supervisor write data, page not present Mar 4 13:55:33 hosting01 kernel: instruction pointer = 0x20:0xffffffff807c4b0b Mar 4 13:55:33 hosting01 kernel: Mar 4 13:55:33 hosting01 kernel: stack pointer = 0x28:0xffffff84916c1ec0 Mar 4 13:55:33 hosting01 kernel: NLM: failed to contact remote rpcbind, stat = 0, port = 0 Mar 4 13:55:33 hosting01 kernel: Mar 4 13:55:33 hosting01 kernel: frame pointer = 0x28:0xffffff84916c2070 Mar 4 13:55:33 hosting01 kernel: code segment = base 0x0, limit 0xfffff, type 0x1b Mar 4 13:55:33 hosting01 kernel: = DPL 0, pres 1, long 1, def32 0, gran 1 Mar 4 13:55:33 hosting01 kernel: Mar 4 13:55:33 hosting01 kernel: processor eflags = interrupt enabled, Any ideas how i can fix this? I appreciate any hint or fix. About the systems: FreeBSD 9 NFS server: rpcbind_enable="YES" nfs_server_enable="YES" nfs_server_flags="-u -t -n 32" nfs_reserved_port_only="YES" rpc_lockd_enable="YES" rpc_statd_enable="YES" mountd_enable="YES rpc is running on the server: root 1509 0.0 0.0 274296 320 ?? Ss Fri11PM 0:00.10 /usr/sbin/rpc.statd root 1528 0.0 0.0 14264 500 ?? Ss Fri11PM 7:41.35 /usr/sbin/rpcbind exports: root@openstorage1:~# more /etc/exports /rz2pool/export/tmp -maproot=root 10.10.0.2 10.10.0.3 10.10.0.4 10.10.0.5 /var/webs -maproot=root 10.10.0.2 10.10.0.3 10.10.0.4 10.10.0.5 FreeBSD 9 is a ZFS only system. FreeBSD 8.2-p6 NFS client rpcbind_enable="YES" nfs_client_enable="YES" nfs_reserved_port_only="YES" rpc_lockd_enable="YES" rpc_statd_enable="YES" nfs client fstab: 10.0.0.12:/var/webs /var/webs nfs rw,nfsv3,rdirplus,noatime,hard,intr,tcp,wsize=65536,rsize=65536,bg 0 0 10.0.0.12:/rz2pool/export/tmp /var/tmp nfs rw,nfsv3,rdirplus,noexec,acregmin=30,acregmax=120,noatime,hard,intr,tcp,wsize=65536,rsize=65536,bg 0 0 FreeBSD 8.2-p6 is a UFS only system.