Event
Worker

id
init
push
done
last
worker

312173
0
0
1
284953

312178
1
0
0
0
0


id
busy
lock
event

0
1
0
312178
1
0
4

2
0
1

3
0
1

4
0
1

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