e5b090d3 

Lock file maintenance
Time to Start Worker time Duration Time to finish
Config 1m55s 1s 1s 1m56s
Eval 2m10s 1m13s 1m13s 3m23s
Build 13m59s 4m55s 4m57s 18m57s
Suite 1m55s 6m09s 17m01s 18m57s