respond to Hongchao's comments
respond to Hongchao's comments

go-distributed/meritop,go-distributed/meritop,fengjingchao/taskgraph,5kg/taskgraph,kod3r/taskgraph,kod3r/taskgraph,5kg/taskgraph,taskgraph/taskgraph,dzch/taskgraph,fengjingchao/taskgraph,plutoshe/mapreduceOfTaskgraph,BaiGang/taskgraph,plutoshe/taskgraph,plutoshe/mapreduceOfTaskgraph,plutoshe/taskgraph,BaiGang/taskgraph,taskgraph/taskgraph,dzch/taskgraph