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Re: [dm-devel] [PATCH v3 0/4] dm-replicator: introduce new remote replication target



On Wed, 2009-12-09 at 19:03 +0100, Heinz Mauelshagen wrote:
> On Wed, 2009-12-09 at 05:39 -0500, Christoph Hellwig wrote:
> > On Tue, Dec 08, 2009 at 12:42:27PM -0600, James Bottomley wrote:
> > > Could I just echo Lars' statement.  With the upstream inclusion of drbd,
> > > dm-replicator becomes a *third* replication system asking to be in
> > > kernel.  It is definitely a kernel policy question of whether we want
> > > three separate replicators, and so should be Cc'd to lkml so that people
> > > interested in that can weigh in.
> > 
> > And unliley the previous two this one actually offers the benefit of
> > beeing integrated with our major block device management framework.
> 
> Yes.

Well, no, we have one in and one out. 


> Plus it removes the 3 site limitation (2048 technical limit) and offers
> consistent multi-device replication.

md/nbd has no such limit ... drbd might.

James



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