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From: Martin <m_btrfs@ml1.co.uk>
To: linux-btrfs@vger.kernel.org
Subject: Re: btrfs pseudo-drbd
Date: Wed, 22 May 2013 23:31:27 +0100	[thread overview]
Message-ID: <knjgvq$r91$1@ger.gmane.org> (raw)
In-Reply-To: <knb2ak$p9p$2@ger.gmane.org>

On 19/05/13 18:32, Martin wrote:
> Dear Devs,
> 
> Would there be any problem to use nbd (/dev/ndX) devices to gain
> btrfs-raid across multiple physical hosts across a network? (For a sort
> of btrfs-drbd! :-) )
> 
> 
> Regards,
> Martin
> 
> 
> http://en.wikipedia.org/wiki/Network_block_device
> 
> http://www.drbd.org/


As a follow-up, both nbd and AoE look to be active.

nbd uses tcp/ip (layer 3) and is network routable;

AoE operates on layer 2 (no IP addressing) and so looks to enjoy a lower
overhead for the performance. Ideal for putting together your own low
cost SAN!


Network Block Device (TCP version)
http://nbd.sourceforge.net/

ATA Over Ethernet: As an Alternative
http://www.rfxn.com/ata-over-ethernet-as-an-alternative/

EtherDrive® storage and Linux 2.6
http://support.coraid.com/support/linux/EtherDrive-2.6-HOWTO.html




Hope of interest,

Regards,
Martin


      reply	other threads:[~2013-05-22 22:31 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-19 17:32 btrfs pseudo-drbd Martin
2013-05-22 22:31 ` Martin [this message]

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