[Linux-cluster] Lazy umount - NFS HA

[Lon Hohberger]

On Thu, 2006-12-21 at 11:07 +1100, Matthew Geier wrote:
> Jordi Prats wrote:
> > Hi all,
> > It's normal that I must use a script to do a lazy umount (umount -l
> > /mountpoint) of a ext3 partition (not GFS) in a HA NFS cluster?
> 
>   I'm having the same problem - the service won't shutdown cleanly as it 
> can't unmount the file systems - which it can't unmount due to some one 
> logging in with SSH and their home directory is on that volume.

Try adding nfslock="1" to the <service> tag.

>   I've also had an issue with the cluster manager not shutting down 
> nfsd, so a volume won't unmount 'cause an NFS client is still attached. 
> I think I might have nailed that one, but there is little I can do about 
> people with interactive logins.

Not shutting down nfsd is expected behavior.

RHCS can manage multiple NFS services at the same time - killing nfsd
would kill all NFS services at the same time.

-- Lon
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