 - Disable quantum caches on the kmem_arena.  This can make fragmentation    worse on small KVA systems.  I had intended to only enable it for    debugging.
 - Disable quantum caches on the kmem_arena.  This can make fragmentation
   worse on small KVA systems.  I had intended to only enable it for
   debugging.

Sponsored by:	EMC / Isilon Storage Division

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