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Date: Tue, 14 Jun 2011 09:47:49 -0500
Message-ID: <BANLkTiko=AcOj+Te4oSYhOmk6k9M+GfRwA@mail.gmail.com>
Subject: Re: Speeding up commit
From: Rick Curtis <curtisr7@gmail.com>
To: users@openjpa.apache.org
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What version of OpenJPA are you running?

On Tue, Jun 14, 2011 at 9:45 AM, Aron Lurie <aron@cambridgesemantics.com>wrote:

> Hello,
> I have a situation where I am trying to persist ~2500 objects all at once.
> After the objects are persisted, the program ends, so there is no need for
> any functionality after the objects have been persisted. I am just trying to
> dump these objects to the DB as fast as possible.
>
> Using Eclipse's TPTP profiler, I have timed the EntityManager.commit()
> operation to take 586 seconds. Of that, cumulatively almost 455 seconds are
> spent inside of ~2500 calls to StateManagerImpl.proxyFields(bool, bool).
> From the point that I start commit(), those 2nd class objects are not
> mutated by my program, and I do not need to use any of these objects after
> commit() finishes. From what I have read, it would seem that I have no need
> for my objects to be proxied, and from my tests, it seems that removing
> proxies would speed things up significantly. Am I missing something? Or is
> there a way to turn off proxies? And if not, how can I speed up the proxying
> operation?
>
> Thanks,
> Aron
>


-- 
*Rick Curtis*

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