From: Vincent Roqueta <vincent.roqueta@ext.bull.net>
Subject: Re: File lock with multiple clients
Date: Fri, 21 Oct 2005 13:04:48 +0200
Message-ID: <200510211304.48219.vincent.roqueta@ext.bull.net>
References: <E1ESu5K-0007a8-1Z@mail.sourceforge.net> <200510211240.16468.vincent.roqueta@ext.bull.net>
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Le vendredi 21 Octobre 2005 12:40, Vincent Roqueta a =E9crit=A0:
> Le vendredi 21 Octobre 2005 12:25, petter.knutsen@cgi.no a =E9crit=A0:
> > > Check the man page:  "man flock":
> > >
> > > Use fcntl or lockf (which is wrapper for fcntl) if you want to lock
> > > over NFS.
> >
> > As Trond said, flock() seems to work by emulating fcntl(), but regardle=
ss
> > of whether I'm using fcntl() directly or flock() with emulation, should
> > my scenario  with two clients work, where one client locks and the other
> > client honouring the lock?
> >
> > As I said, it works between processes on the same client, but not betwe=
en
> > processes on different clients.
>
> I am going to test that on different clients.
I have tested it. That works.
kernel : linux 2.6.14-rc4-CITI_NFS4_ALL-1. It may works on older kernel too.

Vincent


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