From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trond Myklebust Date: Fri, 04 Aug 2006 11:51:48 -0400 Subject: [Cluster-devel] Re: [NFS] [PATCH 0/3] NLM lock failover In-Reply-To: <1154703362.3378.45.camel@localhost.localdomain> References: <44A41246.2070106@redhat.com> <1154397341.3378.10.camel@localhost.localdomain> <1154683665.21040.2431.camel@hole.melbourne.sgi.com> <1154698079.3378.2.camel@localhost.localdomain> <1154703362.3378.45.camel@localhost.localdomain> Message-ID: <1154706709.4727.21.camel@localhost> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Fri, 2006-08-04 at 10:56 -0400, Wendy Cheng wrote: > Anyway, better be conservative than sorry - I think we want to switch to > "fsid" approach to avoid messing with these networking issues, including > IPV6 modification. That is, we use fsid as the key to drop the lock and > set per-fsid NLM grace period. The ha-callout will have a 4th argument > (fsid) when invoked. What is the point of doing that? As far as the client is concerned, a server has either rebooted or it hasn't. It doesn't know about single filesystems rebooting. Cheers, Trond