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Date:      Wed, 10 May 2000 16:22:06 -0700 (PDT)
From:      Matthew Jacob <mjacob@feral.com>
To:        Alfred Perlstein <bright@wintelcom.net>
Cc:        freebsd-hackers@FreeBSD.ORG
Subject:   Re: [ Global Filesystem ] a thought to mull over ...
Message-ID:  <Pine.BSF.4.05.10005101621140.27652-100000@semuta.feral.com>
In-Reply-To: <20000510165139.Q28180@fw.wintelcom.net>

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> 
> Re-reading it I was wrong it does seem to be some sort of network
> filesystem, the way they phrase:
> 
> 
>   What is GFS?
> 
>   The Global File System (GFS) allows multiple Linux machine to
>   share storage devices over a network. Each machine sees the
>   network disks as local, and GFS itself appears as a local file
>   system. Writes to a file by one Linux machine are seen by another
>   machine that later reads that file.
> 
> Looked like a vn device over NFS except using some special protocol
> instead of NFS, basically only one client can see a filesystem at
> a time.

No, it's a shared simultaneous access filesystem. That's the whole point of
DLOCKs (which can be in hardware, or via a DLM).





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