Thanks to both of you for your responses.
On Thu, Jun 9, 2011 at 10:58 PM, Ian Kent <ra...@themaw.net> wrote: > On Wed, 2011-06-08 at 09:43 -0400, Greg Wooledge wrote: >> On Wed, Jun 08, 2011 at 09:17:35PM +0800, Ian Kent wrote: >> > On Wed, 2011-06-08 at 05:06 -0500, Mag Gam wrote: >> > > Trying to mount a newly created volume on a fileserver (appliance) and >> > > nis. Able to see the volume using showmount and able to mount so, I >> > > don't believe its a permission problem. >> >> > I'm guessing you are using the hosts map? >> > >> > You will get that until the mount tree under /net/appliance expires away >> > so the exported entries can be updated. The exported entries can't be >> > sanely updated while the mount tree under the server directory is being >> > used since export list can be hierarchical and so can have order of >> > mount/umount dependencies. >> >> When you add a new file system (or a new export at least) to an NFS >> server that is being accessed through the hosts map, there is no way >> to tell autofs on the clients to re-read the list of exports. As Ian >> says, it can't be updated while autofs is still running. >> >> The only workaround is to reboot the client systems. Sorry. It affects >> us too. > > Or get the mount to expire away, which, as you observe is hard to do on > a busy system. > > I've been thinking about this for a while now as I do need to improve > the situation. > > I should be able to check for dependent mount sub-trees and avoid > updating only those until they aren't in use, since they should be > handled as sub-trees (for both mounting and expiring) at points in the > tree that introduce dependencies. But I suspect the sub-tree handling > code doesn't actually work how I originally wanted it to, so that will > also make it harder. > > Consequently, it's going to be fairly difficult to implement so I won't > start working on it until I have a clearer picture of how I'll do it. > And these the "failed to mount offset" messages sound like they need > work as well. > > Ian > > > _______________________________________________ autofs mailing list autofs@linux.kernel.org http://linux.kernel.org/mailman/listinfo/autofs