Using nfs with Oracle Report Server instead of ocfs.
If you run into the java.io.IOException: No locks available while running a report server using nfs to test rather then ocfs. Check this.
If this happens to you check also /var/log/messages /var/log/dmesg no errors for me.
[/var/log]# /etc/init.d/nfslock status
rpc.statd dead but pid file exists
[/var/log]# rpcinfo -p
program vers proto port
100000 2 tcp 111 portmapper
100000 2 udp 111 portmapper
100011 1 udp 880 rquotad
100011 2 udp 880 rquotad
[/var/log]# /etc/init.d/nfslock restart
Stopping NFS locking: [ OK ]
Stopping NFS statd: [ OK ]
Starting NFS statd: [ OK ]
[/var/log]# /etc/init.d/nfslock status
rpc.statd (pid 13972) is running...
[/var/log]#
[~]# service portmap restart
Stopping portmap: [ OK ]
Starting portmap: [ OK ]
[~]# service nfs restart
Shutting down NFS mountd: [FAILED]
Shutting down NFS daemon: [FAILED]
Shutting down NFS quotas: [FAILED]
Starting NFS services: [ OK ]
Starting NFS quotas: [ OK ]
Starting NFS daemon: [ OK ]
Starting NFS mountd: [ OK ]
[~]# cd /<mymount>/