Event
Worker

id
init
push
done
last
worker

902523
1
0
0
0
0
902522
0
0
1
699



id
busy
lock
event

0
1
0
902523
1
0
9

2
0
0

3
0
0

4
0
0

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