JVM heap size adjustments

[Michael A Grady]

> On Jan 12, 2016, at 3:01 PM, Cantor, Scott <cantor.2 at OSU.EDU> wrote:
> 
>> I want to be certain I have IdP v3.1.2 for Windows ready for large supporting
>> metadata files. The guidance on increasing the heap size for the default Jetty
>> container installed by the Windows IdP 3.1.2 installer appears to be missing
>> as far as I can tell. It seems the best practice is actually to use the
>> shibd_idpw.exe utility rather than manually editing the Jetty config files
>> which is what's discussed here.
> 
> I think the best practice is to use your own container, full stop. And the documentation pretty much says that the changes made to Java won't survive upgrades (I assume that's what it means by "reinstallation"?) so that would be a dealbreaker seemingly.
> 
> As far as what the defaults are, I would hope we'd be installing it with the JVM set to operate with the general guidance we give now, but I don't know whether that's the case or how to tell from the source code offhand. Obviously if it runs and logs a lower value, that's a clear answer.
> 

FYI -- It is set to 1024MB max with the 3.2.1 MSI installer.

--
Michael A. Grady
IAM Architect, Unicon, Inc.

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