GC leaks debugging

Andrew Haley aph@redhat.com
Tue Apr 5 12:55:00 GMT 2011


On 04/05/2011 01:02 PM, Erik Groeneveld wrote:
>>>
>>> I have done many tests, with different programs, which all run
>>> flawlessly on OpenJDK, but explode on GCJ.  I have run some test last
>>> night, and I'll see from the logs that the heap is 1 GB, while about
>>> 700 MB of it is free.
>>
>> That sounds like it's working perfectly, then.  What is the problem?
> 
> The problem is that the tests don't use much memory at all, but the
> heap keeps expanding, the collection cycles become less frequent and
> take longer and longer.  Even on a system with 64GB, it just fills it
> up.
> 
> The tests work fine on OpenJDK.  What could cause GCJ to grow the heap
> infinitely?

I don't know because you won't show me the tests.

Andrew.



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