JEP 122: Remove the Permanent Generation

Ismael Juma mlists at
Sun Nov 6 13:50:36 PST 2011

Hi Jon,

Jon Masamitsu <jon.masamitsu at ...> writes:
> Or are your asking about changes that are only visible
> internally to hotspot?  For example, not all the
> garbage collectors are working yet, there's still
> compiler (JIT) work that has to be completed,
> we need to better manage the native memory
> used for the class metadata (we expect that using
> malloc and free will lead to too much fragmentation
> in the Cheap),  Class Data Sharing still needs to
> be fixed and the list goes on.

This is indeed what I was asking. The bit about the Java heap is also good to 
know (and confirms what I was expecting). Thanks!


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