proc.net.tcp state=closing endpoint=<> service=<> user=<user>

Possible values for the tag "endpoint"

1. internal
2. external

Possible values for the tag "state"

1. established
2. syn_sent
3. syn_recv
4. fin_wait1
5. fin_wait2
6. time_wait
7. close
8. close_wait
9. last_ack
10. listen
11. closing

Possible values for the tag "service"

1. http
2. https
3. http-varnish
4. mysql
5. namenode
6. thriftserver
7. memcache
8. datanode
9. hregionserver