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Date:      Mon, 29 Sep 2014 10:22:58 -0300
From:      Juan Bernhard <juan@inti.gob.ar>
To:        freebsd-questions@freebsd.org
Subject:   Re: two hosts sharing the same data fia SAN?
Message-ID:  <54295D32.4020908@inti.gob.ar>
In-Reply-To: <54295ADA.6020007@hiwaay.net>
References:  <201409291236.s8TCablW096962@mech-as221.men.bris.ac.uk> <54295ADA.6020007@hiwaay.net>

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El 29/09/2014 10:12 a.m., William A. Mahaffey III escribió:
> On 09/29/14 07:36, Anton Shterenlikht wrote:
>> Hello
>>
>> I've 2 separate freebsd boxes, each connected
>> vi fibre to a disk array. I'd like to have
>> a set of disk units to be read/write accessible
>> to both boxes. Seems this is not allowed with just
>> UFS. If one box mounts the disk units, then the
>> other box cannot mount them, i.e. seems the
>> disks cannot be mounted on both boxes simultaneously.
>> How can this be achived?
>>
>> I've had a quick look at HAST, but it seems the
>> model their is different.
>>
>> Thanks
>>
>> Anton
>> _______________________________________________
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> 
> NFS ?

You need a clustered file system, like GFS for linux. At the moment I
dont know if there are any working on freebsd. NFS is for sharind disk
at file level, but if you want to share a disk al block level, you need
a clustered fs.

Saludos, Juan.



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