~~~ [root@cp31 /]# ps -C nginx -o pid PID 4078 8533 16897 31344 ~~~ ~~~ [root@cp31 /]# ps -ef | grep nginx root 4077 3155 0 Mar01 pts/0 00:46:38 confd -interval 10 -node 192.168.30.33:4001 -config-file /etc/confd/conf.d/nginx.toml root 4078 3155 0 Mar01 pts/0 00:00:00 nginx: master process /usr/sbin/nginx -c /etc/nginx/nginx.conf -g daemon off; root 4106 3155 0 Mar01 pts/0 00:00:00 tail -f /var/log/nginx/access.log /var/log/nginx/check.log /var/log/nginx/error.log root 6102 17513 0 07:52 pts/17 00:00:00 grep --color=auto nginx root 8533 1 0 May28 ? 00:00:00 nginx: master process /usr/sbin/nginx -c /etc/nginx/nginx.conf 100 16897 4078 0 May22 pts/0 00:00:00 nginx: worker process nginx 31344 8533 0 Jun06 ? 00:00:12 nginx: worker process ~~~