리눅스 프로세스 실행시간 확인 Linux process uptime ps -eo pid,etime,cmd | grep httpd | grep -v grepps -eo pid,etime,cmd | grep httpd | grep -v grep 25337 09:01:49 /usr/sbin/httpd 25993 04:11:07 /usr/sbin/httpd 26039 03:40:12 /usr/sbin/httpd 26090 03:02:19 /usr/sbin/httpd 26105 02:46:50 /usr/sbin/httpd 26129 02:16:46 /usr/sbin/httpd 26164 01:37:21 /usr/sbin/httpd 26176 01:30:15 /usr/sbin/httpd 26177 01:30:12 ..