[Gluster-users] Technical questions
antoine.nguyen at streamcore.com
Mon Sep 29 08:10:41 UTC 2008
Daniel Maher wrote:
> Antoine Nguyen wrote:
>> I have the following architecture : a cluster with 4 nodes configured
>> to do server-side AFR. I'm not using the UNIFY translator. There is a
>> dedicated network for replication. This is working pretty well. In
>> order to test this setup, a client machine access nodes randomly by a
>> round robin DNS address.
>> This model is inspired by examples I've seen on the official wiki. On
>> those examples, the AFR volume on each node is "under" a UNIFY
>> volume. When I start glusterfsd, a message appeared, saying :
>> "WARNING: You have defined only one "subvolumes" for unify volume. It
>> may not be the desired config, review your volume spec file. If this
>> is how you are testing it, you may hit some performance penalty".
>> This message confirms what I'm thinking : it seems that the unify
>> volume is useless in this kind of configuration. Is there a (good)
>> reason in defining a unify volume ?
> In this _particular_ scenario there is no obvious reason to be using
> the Unify translator. In fact, when i set up my first Gluster config
> in this fashion, i too used the Unify translator erroneously - it
> caused nothing but problems until i got rid of it. :P
Ok, this was what I supposed, thank you for the confirmation :-)
Do you have any idea about the other question ?
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