Event
Worker

id
init
push
done
last
worker

2415
0
0
1
3305

2416
1
0
0
7
0


id
busy
lock
event

0
1
0
2416
1
0
2

2
0
0

3
0
0

4
0
0

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