Re: [m2e-dev] Running out of permgen in eclipse

[Igor Fedorenko <igor@xxxxxxxxxxxxxx>]

Does the number of loaded classes grow over time (with each workspace
build, for example) or it's stays about the same after reaching initial
high number?

--
Regards,
Igor

On 10-11-20 08:53 PM, Benson Margulies wrote:
> Having fixed the problem that ran out of permgen when building CXF
> outside of eclipse, I turned back to 'inside of eclipse'.
>
> The default Helios install has a max perm gen of 256M. The import
> succeeds, but subsequent building uses up all that permgen and then
> things get stuck. There are 36K classes loaded at this point.
>
> Looking in more detail, I see that opening a pom for the first time
> loads (according to yourkit) 3K classes. They are not primarily
> 'maven' classes. The class loader with most of the maven classes has
> 746 classes, 445 with no instances. The object graph under
> MavenProject is very large, but that should mostly be ordinary memory,
> not permgen.
>
> This being eclipse/osgi, there are, of course, many class loaders.
>
> It may just be that the maven universe, piled atop the existing
> multitude of osgi class loaders in eclipse, just needs even more
> permgen space than plain old eclipse.
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