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Re: RaiserFS via NFS

On Mon, Apr 19, 2004 at 12:21:53PM +0200, Markus Oswald wrote:
>Am Mo, den 19.04.2004 schrieb George Georgalis um 04:40:
>> Hi,
>> You might like DRBD better than AFS, I think AFS is more suited, to
>> allow multiple servers to serve /usr/bin, ie static partitions. /var or
>> /home partitions need something different.
>> Coda does sound good. ...just following these, not using them yet, I
>> think inter-mezzo is too young still,  links:
>> http://www.drbd.org/
>> Drbd is a block device which is designed to build high availability
>> clusters. This is done by mirroring a whole block device via (a
>> dedicated) network. You could see it as a network raid-1.
>As you already wrote - DRBD is a block device, not a filesystem. You
>have to run a filesystem (like reiserfs oder ext3) on top of it, just as
>you would have to with a "normal" block device like a SCSI RAID.
>Comparing DRBD to NFS or AFS, well, apples and oranges... 

of course you have to install a fs on a block device. the question was
about network filesystem operability. DRBD to NFS seems like a fair
comparison to me, since they are different. How's your experience with
coda, lustre or afs?

// George

George Georgalis, Architect and administrator, Linux services. IXOYE
http://www.galis.org/george cell:646-331-2027 mailto:george@galis.org
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