Re: lockd: couldn't create RPC handle for (host)

[Trond Myklebust]

On Fri, 2005-12-16 at 15:55 -0500, Ryan Richter wrote:
> Hi, nfs locking stopped working on my file server running 2.6.15-rc5
> today.  All clients that try locking operations hang, and I get the
> message from the server:
> 
> lockd: couldn't create RPC handle for w.x.y.z

Points either to a client which is not responding to callbacks, or an
OOM situation on the server.

Does 'rpcinfo -u w.x.y.z 100021' work from the server?

> Also, the lockd process is unkillable, it looks like I'll have to
> reboot.

lockd cannot be killed as long as you have active nfsd threads or active
nfs client partitions. That is by design.

Cheers,
  Trond

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