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From: Reinhard Karcher <rkarcher@frey.de>
To: linux-msdos@vger.kernel.org
Subject: Re: How to change Dosemu files lock scheme?
Date: Fri, 19 Mar 2004 08:17:15 +0100	[thread overview]
Message-ID: <20040319071715.GA1532@amis.berlin.frey.de> (raw)
In-Reply-To: <S262913AbUCRT4t/20040318195650Z+301@vger.kernel.org>

On Thu, Mar 18, 2004 at 04:56:42PM -0300,  Flávio Eler de Melo wrote
> Anyone has an idea of where in Dosemu sources I can find the section 
> concerning files lock scheme? 
> 
> I?ve got a trouble with files lock scheme in Dosemu. I have a Clipper 
> database served by a Slackware NFS server. When I access this database from 
> two different remote clients running a Clipper application under FreeDos 
> with Dosemu, a certain record inserted in the database by one client is 
> overwritten by another record inserted by the other one. 
> I figured out by means of a friend advice that this is a problem of the file 
> lock scheme, namely: the Dosemu file lock process is based upon an Heuristic 
> method so that one Clipper Application client running under an instance of 
> Dosemu does not detects that another Dosemu is already locking a file via 
> LAN for recording some data. 
>

Which NFS-version do you use? You need at least nfsV3 for locking.

Reinhard

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      parent reply	other threads:[~2004-03-19  7:17 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-18 19:56 How to change Dosemu files lock scheme?  Flávio Eler de Melo
2004-03-18 23:54 ` Bart Oldeman
2004-03-19 12:31   ` Anderson Pereira Ataides
2004-03-20 17:07     ` How to change Dosemu files lock scheme? !!!!!quick fix!!!!! Kevin Noseworthy - Specialty Software
2004-03-20 16:26   ` How to change Dosemu files lock scheme? Witold Filipczyk
2004-03-19  7:17 ` Reinhard Karcher [this message]

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