Re: nfs - lockd - fcntl - 2.2.1

Jamie Lokier (lkd@tantalophile.demon.co.uk)
Thu, 18 Feb 1999 04:04:14 +0000


Alan Cox wrote:
> > I was running standard Redhat 5.2 (linux kernel v2.0.36).
> > I could run mutt with no problems (/var/spool/mail is nfs mounted).
> >
> > I tried running the 2.2.1 kernel, and mutt gave
> > me the following error:
> >
> > fcntl: No locks available (errno = 37)
>
> 2.2 understands network locking properly. If you only want local locking
> specify the right options to the mount ("nolock")

For Mutt one does not want simply "nolock".

Mail will be lost.

The 2.0.36 behaviour was equivalent to "nolock". If you did not specify
"actimeo=0" to 2.0.36, mail was likely lost occasionally.

One wants "nolock,actimeo=0".
Or to run lockd on the server.
Definitely not just "nolock".

-- Jamie

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