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Re: firewire storage solution recommended

On Mon, Feb 18, 2002 at 08:23:24AM +0100, Nicolas Bougues wrote:
> On Mon, Feb 18, 2002 at 02:24:09AM +0800, Patrick Hsieh wrote:
> > Hello "Thomas R. Shemanske" <trs@hecke.dartmouth.edu>,
> > 
> > I bought Datafab MD2-FW-USB External 2.5 IDE HDD Enclosure
> > today and successfully work in my debian notebook.
> > 
> > My question is-- is it possible to use 1394 HUB to connect
> > some 1394 storage device and some Linux servers and make it
> > a 1394-based NAS environment? Can two Linux servers mount
> > the same 1394 storage device and access at the same time?
> But if question is "can two hosts mount the same 1394 device
> (in R/W mode) at the same time ?", the answer is definetly no.
> At least with "conventional" FS (ext2/3, fat, etc.), for
> various reasons, including : kernel level read/write cache,
> which can assume things about what's on the drive and what's
> not (yet), no locking, etc.

They can if the filesystem is OpenGFS or something similar.

See http://www.opengfs.org/

Michael Wood <mwood@its.uct.ac.za>

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