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Date: Wed, 15 Dec 2010 10:37:51 -0700
Message-ID: <AANLkTi=K9_n_LiWbJkfTWJiMswJLigeYydZP9kwt48qf@mail.gmail.com>
Subject: Re: ActiveMQ consumer performance and scalability
From: Bruce Snyder <bruce.snyder@gmail.com>
To: users@activemq.apache.org
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On Wed, Dec 15, 2010 at 10:32 AM, Stanislaw Kogut <skogut@sistyma.net> wrote:
> I already tried every topic here, with no significant effect.
> I'm already using KahaDB for peristence (even placing it's data to tmpfs).
> I can't use async send/receive, as I need reliable transport.
> I'm using transactions (this is a requirement).

How about your KahaDB settings? Try this:

<kahaDB directory="${activemq.base}/data/kahadb"
  enableJournalDiskSyncs="false"
  indexWriteBatchSize="10000"
  indexCacheSize="1000"/>

> What about multiple consumers? Should they use one or many different
> connection factories or sessions to consume faster?

Creating multiple sessions from a single connection works well.

Bruce
-- 
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);'

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