Event
Worker

id
init
push
done
last
worker

630907
0
0
1
50071

631594
1
0
0
0
0
609108
0
0
1
50106



id
busy
lock
event

0
1
0
631594
1
0
0

2
0
0

3
0
0

4
0
0

selected: 1, valid: 1, accept: 0, readwrite: 1