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From Aaron Smuts <aasm...@wisc.edu>
Subject RE: outstanding issues? lru
Date Wed, 14 Apr 2004 23:22:27 GMT

Here's something I wrote on the commons LRUMap over two years ago.  Are
things better?

> The memory leak in memory cache happens when the linked list becomes
> inconsistent with the map. EHCache tests to expose this suggest the
> problem
> is with removeAll, but I've seen it with just get/put/remove. The LRU
> memory
> store implementation from EHCache uses an java.util.LinkedHashMap, or
> it's not available, a org.apache.commons.collections.map.LRUMap,
> dramatically reducing the complexity of the code, and eliminating
> opportunities for the linked list and map to get out of sync.
mands, e-mail: turbine-jcs-dev-help@jakarta.apache.org

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