OS-1041 node process stuck in squeue mess
IP DCE scalability

OS-946 IP DCE does not scale

OS-1042 increase DCE cache tunables

OS-1056 ip_dce_reclaim_stack() cannot be made perfectly safe
Reviewed by: Robert Mustacchi <robert.mustacchi@joyent.com>

OS-1082 dce_reclaim_thread stops making forward progress

OS-1059 new IP symbols need to be listed in symbol file