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Re: [Linux-cluster] GFS2 lockf(): Function not implemented



Am Montag, 2. August 2010 13:40:30 schrieb Oliver Heinz:
> I tried with a new 2.6.35 kernel, still won't work.
> 
> No mandatory locking here:
> 
> ls -al /srv/data/shared/locktest
> -rw------- 1 root root 62  2. Aug 13:27 /srv/data/shared/locktest
> 
> Any ideas? Should I try redhat-cluster 3.0.14?

Just for the record: tried 3.0.14, same behaviour. Still "can't set lock
: Function not implemented"

Now I really run out of ideas, what to try next.

Bye,
Oliver



> Am Donnerstag, 29. Juli 2010 19:07:12 schrieb rhurst bidmc harvard edu:
> > This may be a red herring, but can you check your permission bits on the
> > file, /srv/data/shared/locktest
> > 
> > If an 'ls -al locktest' shows it like 'rwxr-Sr-x' with the 'S' in the
> > permissions for the group, that indicates mandatory locking -- I know GFS
> > does/did not support that; I have not checked since my first encounter
> > with that limitation from October 2006, so it may not be true today or
> > with GFS2.  Perhaps you can 'chmod g-s locktest' and try it again -- that
> > had worked for me back then.
> > 
> > 
> > -----Original Message-----
> > From: linux-cluster-bounces redhat com
> > [mailto:linux-cluster-bounces redhat com] On Behalf Of Oliver Heinz Sent:
> > Thursday, July 29, 2010 8:56 AM
> > To: linux-cluster redhat com
> > Subject: Re: [Linux-cluster] GFS2 lockf(): Function not implemented
> > 
> > 
> > Here's the 'strace -f' which might be more useful than the plain strace
> > originally attached.
> > 
> > 
> > Oliver
> > 
> > Am Donnerstag, 29. Juli 2010 13:45:43 schrieb Oliver Heinz:
> > > Am Donnerstag, 29. Juli 2010 13:27:09 schrieb Steven Whitehouse:
> > > > Hi,
> > > > 
> > > > On Thu, 2010-07-29 at 12:52 +0200, Oliver Heinz wrote:
> > > > > Hi,
> > > > > 
> > > > > I'm trying to get a pacemaker/gfs2 setup working. Everything works
> > > > > good so far, but when applications try to do locks on the shared
> > > > > gfs2 volumes I get "function not implemented".
> > > > > 
> > > > > 
> > > > > For testing purposes I used the locktest script here:
> > > > > http://nfsv4.bullopensource.org/tools/tests/locktest.php
> > > > 
> > > > Was it trying to do mandatory locking? We don't support that. Can you
> > > > strace the failing process and also show the exact error message that
> > > > you are getting?
> > > 
> > > That's what I get:
> > > 
> > > root server-c:~# ./locktests  -n 2 -f /srv/data/shared/locktest
> > > Init
> > > process initalization
> > > ....
> > > --------------------------------------
> > > 
> > > TEST : TRY TO WRITE ON A READ  LOCK:Master: can't set lock
> > > 
> > > : Function not implemented
> > > 
> > > Echec
> > > 
> > > : Function not implemented
> > > 
> > > strace output is attached.
> > > 
> > > 
> > > The real world problem I'm facing is when I try to start vservers that
> > > reside on the gfs2 Filesystem, strace output is also attached.
> > > 
> > > root server-c:~# vserver -v testshared start
> > > secure-mount: lockf(): Function not implemented
> > > Failed to update mtab-file
> > > secure-mount: lockf(): Function not implemented
> > > Failed to update mtab-file
> > > secure-mount: lockf(): Function not implemented
> > > Failed to update mtab-file
> > > 
> > > 
> > > 
> > > 
> > > TIA,
> > > Oliver
> > 
> > --
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> > Linux-cluster redhat com
> > https://www.redhat.com/mailman/listinfo/linux-cluster
> 
> --
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