From: Lars Ellenberg <lars.ellenberg@linbit.com>
To: drbd-dev@lists.linbit.com
Subject: Re: [Drbd-dev] switching between protocols A and C
Date: Wed, 11 Apr 2007 14:57:16 +0200 [thread overview]
Message-ID: <20070411125716.GC27110@barkeeper1.linbit> (raw)
In-Reply-To: <461CD0EC.4040402@dcs.gla.ac.uk>
On Wed, Apr 11, 2007 at 01:13:32PM +0100, Cristian Zamfir wrote:
>
> Hi,
>
> Would it be possible to switch from protocol A to C and vice versa
> without disconnecting (for instance detach, switch protocol and re-attach)?
>
> This would be useful when alternating between two primaries (only
> protocol C can be used) and a primary/secondary configuration where
> protocol A may increase write throughput on the primary node.
protocol A does _NOT_ increase throughput at all.
it _MAY_ reduce latency somewhat sometimes.
> Right now this behaviour does not seem to be supported but I am
> interested if you consider it could be implemented easily.
no. and it does not make much sense for me, either.
--
: Lars Ellenberg Tel +43-1-8178292-0 :
: LINBIT Information Technologies GmbH Fax +43-1-8178292-82 :
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next prev parent reply other threads:[~2007-04-11 12:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-11 12:13 [Drbd-dev] switching between protocols A and C Cristian Zamfir
2007-04-11 12:57 ` Lars Ellenberg [this message]
2007-04-11 13:46 ` Cristian Zamfir
2007-04-11 14:51 ` Lars Ellenberg
2007-04-11 15:04 ` Cristian Zamfir
2007-04-11 15:57 ` Lars Ellenberg
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