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From "Jukka Zitting" <jukka.zitt...@gmail.com>
Subject Re: Threading and Query Performance
Date Wed, 14 Mar 2007 13:44:18 GMT
Hi,

On 3/14/07, Marcel Reutegger <marcel.reutegger@gmx.net> wrote:
> it's not fully synchronized, queries do run in parallel, which can be seen in
> Davids results. but at a lower level, probably in lucene, some part of the query
> execution is synchronized.

Other potential issues are, as already suggested, the
PreparedStatement synchronization blocks in
DatabasePersistenceManager.

Having some thread dumps would definitely help.

BR,

Jukka Zitting

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