Event
Worker

id
init
push
done
last
worker

203549
1
0
0
1
0


id
busy
lock
event

0
1
1
203549
1
0
0

2
0
0

3
0
0

4
0
10

5
0
10

6
0
2

7
0
8

8
0
0

9
0
7

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