Jenkins安装启动报错Job for jenkins.service failed because the control process exited with error code.

Jenkins安装启动报错Job for jenkins.service failed because the control process exited with error code. See "systemctl status jenkins.service" and "journalctl -xe" for details.

[root@localhost jenkins]# systemctl start jenkins
Job for jenkins.service failed because the control process exited with error code. See "systemctl status jenkins.service" and "journalctl -xe" for details.
[root@localhost jenkins]# systemctl status jenkins
● jenkins.service - Jenkins Continuous Integration Server
   Loaded: loaded (/usr/lib/systemd/system/jenkins.service; disabled; vendor preset: disabled)
   Active: failed (Result: start-limit) since Tue 2023-02-21 18:59:14 CST; 30s ago
  Process: 9388 ExecStart=/usr/bin/jenkins (code=exited, status=1/FAILURE)
 Main PID: 9388 (code=exited, status=1/FAILURE)

Feb 21 18:59:14 localhost.localdomain systemd[1]: Failed to start Jenkins Continuous Integration Server.
Feb 21 18:59:14 localhost.localdomain systemd[1]: Unit jenkins.service entered failed state.
Feb 21 18:59:14 localhost.localdomain systemd[1]: jenkins.service failed.
Feb 21 18:59:14 localhost.localdomain systemd[1]: jenkins.service holdoff time over, scheduling restart.
Feb 21 18:59:14 localhost.localdomain systemd[1]: Stopped Jenkins Continuous Integration Server.
Feb 21 18:59:14 localhost.localdomain systemd[1]: start request repeated too quickly for jenkins.service
Feb 21 18:59:14 localhost.localdomain systemd[1]: Failed to start Jenkins Continuous Integration Server.
Feb 21 18:59:14 localhost.localdomain systemd[1]: Unit jenkins.service entered failed state.
Feb 21 18:59:14 localhost.localdomain systemd[1]: jenkins.service failed.

网上发布到各种Jenkins安装方式都没有提到需要提前创建Jenkins所需目录，以至于执行yum install jenkins时，看到complete！会忽略掉安装过程中所报异常。

解决方法：

排查jenkins安装所需目录是否存在

/var/cache/jenkins /var/lib/jenkins /var/log/jenkins

若不存在，创建后重新执行yum install jenkins

并重新加载服务 systemctl daemon-reload

启动Jenkins  systemctl start jenkins