[Pljava-dev] Portal object leak

Found one source of the problem. Filed as http://gborg.postgresql.org/
project/pljava/bugs/bugupdate.php?1624

-Ryan

On Jan 12, 2007, at 7:54 PM, Ryan Holmes wrote:

> I have a PL/Java trigger that leaks a large number of
> org.postgresql.pljava.internal.Portal objects. The leak occurs under
> PostgreSQL 8.1 with PL/Java 1.3.0 and under 8.2 with the version of
> PL/Java that is included with the Windows installer. I get the same
> results with multiple versions of Windows (XP and Server 2003) and
> with
> 1.5 and 1.6 JVMs.
>
> So far, my attempts to isolate the leak have been fruitless (the code
> path is about 500 lines). I can say that from a pure Java perspective,
> there is no obvious reason for the leak. Furthermore, the only
> references to the Portal objects are JNI global references so there is
> no chain of references from our code to these objects.
>
> Does anyone know what could cause PL/Java to create Portal objects but
> not clean them up? At this point, I'm not even sure what I'm
> looking for
> and the only option I have left is to rebuild or comment out the code
> "one line at a time" until I can isolate the behavior.
>
> I don't mind posting the code in question (it's a set of auditing
> triggers and supporting methods) but, as I mentioned, there's quite a
> bit of it.
>
> Thanks,
> -Ryan
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