The size of the mempool structure is reduced if the per-lcore cache is disabled.
+* **Added mempool external cache for non-EAL thread.**
+
+ Added new functions to create, free or flush a user-owned mempool
+ cache for non-EAL threads. Previously, cache was always disabled
+ on these threads.
+
* **Changed the memory allocation in mempool library.**
* Added ability to allocate a large mempool in virtually fragmented memory.