Return-Path: Received: from rcsinet10.oracle.com ([148.87.113.121]:36087 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751299Ab1ECOir convert rfc822-to-8bit (ORCPT ); Tue, 3 May 2011 10:38:47 -0400 Received: from acsinet15.oracle.com (acsinet15.oracle.com [141.146.126.227]) by rcsinet10.oracle.com (Switch-3.4.2/Switch-3.4.2) with ESMTP id p43EcihZ000878 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 3 May 2011 14:38:45 GMT Subject: Re: messages on restarting NFS Content-Type: text/plain; charset=us-ascii From: Chuck Lever In-Reply-To: <348580.13472.qm@web111713.mail.gq1.yahoo.com> Date: Tue, 3 May 2011 10:38:39 -0400 Cc: nfs Message-Id: References: <348580.13472.qm@web111713.mail.gq1.yahoo.com> To: Mahmood Naderan Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 On May 3, 2011, at 5:30 AM, Mahmood Naderan wrote: > Hi, > When I restart NFS with > > > /etc/init.d/nfs-kernel-server restart > > > I see these messages in syslog: > > May 3 13:57:15 server mountd[928]: Caught signal 15, un-registering and exiting. > May 3 13:57:15 serverkernel: [82562.372930] nfsd: last server has exited, flushing export cache > May 3 13:57:16 serverkernel: [82563.499249] svc: failed to register lockdv1 RPC service (errno 97). > May 3 13:57:16 serverkernel: [82563.501211] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory > May 3 13:57:16 serverkernel: [82563.501246] NFSD: starting 90-second grace period > > > How can I fix that failure? IIRC, that usually means the kernel has attempted to register an IPv6 listener with the local portmapper, which doesn't support IPv6. The message was removed in a later kernel. To be sure it's harmless, after NFSD is running, verify that lockd is registered by running "rpcinfo -p" on your server. -- Chuck Lever chuck[dot]lever[at]oracle[dot]com