代码语言：javascript复制
[root@localhost nginx]# systemctl status nginx.service
● nginx.service - LSB: starts the nginx web server
Loaded: loaded (/etc/rc.d/init.d/nginx; bad; vendor preset: disabled)
Active: failed (Result: exit-code) since Mon 2019-07-22 16:41:54 CST; 43s ago
Docs: man:systemd-sysv-generator(8)
Process: 28076 ExecStart=/etc/rc.d/init.d/nginx start (code=exited, status=1/FAILURE)
Jul 22 16:41:54 localhost.localdomain systemd[1]: Starting LSB: starts the nginx web server...
Jul 22 16:41:54 localhost.localdomain nginx[28076]: Starting nginx... nginx (pid 26717 26716 26715 26042) already running.
Jul 22 16:41:54 localhost.localdomain systemd[1]: nginx.service: control process exited, code=exited status=1
Jul 22 16:41:54 localhost.localdomain systemd[1]: Failed to start LSB: starts the nginx web server.
Jul 22 16:41:54 localhost.localdomain systemd[1]: Unit nginx.service entered failed state.
Jul 22 16:41:54 localhost.localdomain systemd[1]: nginx.service failed.
[root@localhost nginx]# ps -e | grep nginx ##查看nginx进程
26042 ? 00:00:00 nginx
26715 ? 00:00:00 nginx
26716 ? 00:00:00 nginx
26717 ? 00:00:00 nginx
[root@localhost nginx]# kill -9 26042 ###杀死以下进程
[root@localhost nginx]# kill -9 26715
[root@localhost nginx]# kill -9 26716
[root@localhost nginx]# kill -9 26717
[root@localhost nginx]# ps -e | grep nginx ##再次查看已经没有了
[root@localhost nginx]#
[root@localhost nginx]#
[root@localhost nginx]#
[root@localhost nginx]# systemctl start nginx.service ##启动服务
[root@localhost nginx]# systemctl status nginx.service ##查看服务
● nginx.service - LSB: starts the nginx web server
Loaded: loaded (/etc/rc.d/init.d/nginx; bad; vendor preset: disabled)
Active: active (running) since Mon 2019-07-22 16:43:25 CST; 6s ago
Docs: man:systemd-sysv-generator(8)
Process: 28116 ExecStart=/etc/rc.d/init.d/nginx start (code=exited, status=0/SUCCESS)
CGroup: /system.slice/nginx.service
├─28123 nginx: master process /www/server/nginx/sbin/nginx -c /www/server/nginx/conf/nginx.conf
├─28124 nginx: worker process
├─28125 nginx: worker process
├─28126 nginx: cache manager process
└─28127 nginx: cache loader process
Jul 22 16:43:25 localhost.localdomain systemd[1]: Starting LSB: starts the nginx web server...
Jul 22 16:43:25 localhost.localdomain nginx[28116]: Starting nginx... done
Jul 22 16:43:25 localhost.localdomain systemd[1]: Started LSB: starts the nginx web server.
[root@localhost nginx]#
