我对cloudera-scm-server有疑问。在centOS7.6上安装CDH后，它无法正常启动，并且/ var / log / cloudera-scm-server /下没有日志。有什么故障排除方法吗？
??cloudera-scm-server.service - Cloudera CM Server Service
Loaded: loaded (/usr/lib/systemd/system/cloudera-scm-server.service; enabled; vendor preset: disabled)
Active: failed (Result: start-limit) since Fri 2019-10-18 09:03:54 CST; 3s ago
Process: 30434 ExecStart=/opt/cloudera/cm/bin/cm-server (code=exited, status=1/FAILURE)
Main PID: 30434 (code=exited, status=1/FAILURE)
Oct 18 09:03:53 lk_master systemd[1]: cloudera-scm-server.service: main process exited, code=exited, status=1/FAILURE
Oct 18 09:03:53 lk_master systemd[1]: Unit cloudera-scm-server.service entered failed state.
Oct 18 09:03:53 lk_master systemd[1]: cloudera-scm-server.service failed.
Oct 18 09:03:54 lk_master systemd[1]: cloudera-scm-server.service holdoff time over, scheduling restart.
Oct 18 09:03:54 lk_master systemd[1]: Stopped Cloudera CM Server Service.
Oct 18 09:03:54 lk_master systemd[1]: start request repeated too quickly for cloudera-scm-server.service
Oct 18 09:03:54 lk_master systemd[1]: Failed to start Cloudera CM Server Service.
Oct 18 09:03:54 lk_master systemd[1]: Unit cloudera-scm-server.service entered failed state.
Oct 18 09:03:54 lk_master systemd[1]: cloudera-scm-server.service failed.