EIL030 cccc - CURRENT BUCKET IS LOCKED

Explanation
cccc is the module issuing the message. An EPILOG collector internal control block was locked. 

System action
EPILOG does not collect information about Fast Path region sync points for that collect cycle. A dump may be generated if the buckets remain locked. 

User response
If the message persists, gather any related messages and dumps and call IBM Software Support.   