How to free up memory?

Question

We have been facing Out of Memory errors in our App server for sometime. We see the used heap size increasing gradually until finally it reaches the available heap in size. This

Answer 1

As I understand those top-level memory-eaters are cache storage and objects stored in it. Probably you should make sure that your cache is going to free objects when it takes too much memory. You may want to use weak-ref if you need cache for live objects only.