Revert "find.lock opt"
Revert "find.lock opt"

This reverts commit 28ec2cf775a79df9b0ab8f3b3fefd3905f28e91f.

jlbrownc/memdb,shaunstanislaus/memdb,saimandeper/memdb,bariders/memdb,rain1017/memdb,lzheng571/memdb,sommering/memdb,thenthen8515/memdb,memdb/memdb,deciament/memdb,Yestioured/memdb,apped/memdb,susaing/memdb,zaolij/memdb,whismat/memdb,theiver9827/memdb,wolut/memdb,whembed197923/memdb,shads196770/memdb,9040044/memdb,suaing49/memdb,harks198913/memdb,fromeflow/memdb,rainkinste/memdb,theass/memdb