접속 클라이언트(프로세스) 찾기

tomcater

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MySQL같은 서비스에 어떤 프로세스가 많이 접속했는지 클라이언트 서버에서 프로세스를 확인하는 방법이다.

$ netstat -anp

Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name

tcp 0 0 127.0.0.1:3306 127.0.0.1:37387 ESTABLISHED 4039/mysqld

tcp 0 0 127.0.0.1:3306 127.0.0.1:54807 ESTABLISHED 4039/mysqld

tcp 0 0 127.0.0.1:3306 127.0.0.1:36941 ESTABLISHED 4039/mysqld

tcp 0 0 211.169.248.177:8007 203.236.3.235:49069 ESTABLISHED 11760/node

tcp 0 0 211.169.248.177:8007 223.62.163.35:65305 ESTABLISHED 11760/node

tcp 0 24543 211.169.248.177:8007 1.221.187.110:50862 ESTABLISHED 11760/node

tcp 0 0 127.0.0.1:3306 127.0.0.1:52053 ESTABLISHED 4039/mysqld

tcp 0 0 127.0.0.1:32000 127.0.0.1:31000 ESTABLISHED 16897/wrapper

tcp 0 0 127.0.0.1:32001 127.0.0.1:31003 ESTABLISHED 24298/wrapper

$ /usr/sbin/lsof -n -i :3306

COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME

mysqld 4039 webmail 8u IPv4 12016 0t0 TCP *:mysql (LISTEN)

mysqld 4039 webmail 12u IPv4 950824610 0t0 TCP 127.0.0.1:mysql->127.0.0.1:54807 (ESTABLISHED)

mysqld 4039 webmail 13u IPv4 950824612 0t0 TCP 127.0.0.1:mysql->127.0.0.1:42911 (ESTABLISHED)

mysqld 4039 webmail 14u IPv4 950749776 0t0 TCP 127.0.0.1:mysql->127.0.0.1:45191 (ESTABLISHED)

java 24301 webmail 51u IPv6 929543816 0t0 TCP 127.0.0.1:45388->127.0.0.1:mysql (ESTABLISHED)

java 24301 webmail 104u IPv6 929526009 0t0 TCP 127.0.0.1:49089->127.0.0.1:mysql (ESTABLISHED)

java 24301 webmail 137u IPv6 932979318 0t0 TCP 127.0.0.1:60774->127.0.0.1:mysql (ESTABLISHED)

java 24301 webmail 152u IPv6 827375386 0t0 TCP 127.0.0.1:56882->127.0.0.1:mysql (ESTABLISHED)

참고) 열린 포트 사용 데몬 알아내기 => http://repository.egloos.com/5538770

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