SUMMARY: RPC: Program not registered

From: Szilágyiné Szabadkai Éva <>
Date: Fri Apr 18 2008 - 04:57:30 EDT
Thanks to

    Peter van Gemert

 who was the only one who responded to me.

Peter wrote:

> The RPC:Program not registered normally tells you that the serverside is not
> Find what server daemon should run for clear_locks and then start it.

Finally I found lockd and restarted it on the nfs server with:
    #  /etc/init.d/nfs.client stop
    #  /etc/init.d/nfs.client start

That solved the clear_locks issue, locks beeing held for NFS client are
deleted by
    # clear_locks -s <nfs_server>

Original question

> Hi Gurus,
> I try to clear locks held on behalf of an NFS client and getting the error
> # clear_locks -s fhbsap01
>    Clearing locks held for NFS client fhcdbs01 on server fhbsap01
>    RPC: Program not registered
> I can mount and umount nfs file systems on the NFS client , but can't
clear_locks .
> Restarting nfs.server on NFS server doesn't help.
> Any ideas or suggestions is appreciated.
> Best Regards, Eva
sunmanagers mailing list
Received on Fri Apr 18 04:57:48 2008

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