Can't log into the Portal. SSO service is not starting
[root@<PortalHostName> ~]# service caperfcenter_sso start
Redirecting to /bin/systemctl start caperfcenter_sso.service
Job for caperfcenter_sso.service failed because the control process exited with error code. See "systemctl status caperfcenter_sso.service" and "journalctl -xe" for details.
[root@<PortalHostName> ~]# systemctl status caperfcenter_sso.service
● caperfcenter_sso.service - Performance Center SSO
Loaded: loaded (/etc/systemd/system/caperfcenter_sso.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Mon 2019-10-14 09:57:01 BST; 14s ago
Process: 30434 ExecStop=/opt/CA/PerformanceCenter/sso/bin/caperfcenter_sso stop sysd (code=exited, status=0/SUCCESS)
Process: 20547 ExecStart=/opt/CA/PerformanceCenter/sso/bin/caperfcenter_sso start sysd (code=exited, status=0/SUCCESS)
Process: 30590 ExecStartPre=/bin/sh -c /usr/bin/echo -n > /dev/tcp/localhost/3306 (code=exited, status=1/FAILURE)
Main PID: 20613 (code=exited, status=0/SUCCESS)
Oct 14 09:57:01 <PortalHostName> systemd[1]: Starting Performance Center SSO...
Oct 14 09:57:01 <PortalHostName> sh[30590]: /bin/sh: connect: Connection refused
Oct 14 09:57:01 <PortalHostName> sh[30590]: /bin/sh: /dev/tcp/localhost/3306: Connection refused
Oct 14 09:57:01 <PortalHostName> systemd[1]: caperfcenter_sso.service: control process exited, code=exited status=1
Oct 14 09:57:01 <PortalHostName> systemd[1]: Failed to start Performance Center SSO.
Oct 14 09:57:01 <PortalHostName> systemd[1]: Unit caperfcenter_sso.service entered failed state.
Oct 14 09:57:01 <PortalHostName> systemd[1]: caperfcenter_sso.service failed.
[root@<PortalHostName> ~]#
Dx NetOps Performance Management any version
As per the log connection refused on port #3306 which is mysql port
Oct 14 09:57:01 <PortalHostName> sh[30590]: /bin/sh: connect: Connection refused
Oct 14 09:57:01 <PortalHostName> sh[30590]: /bin/sh: /dev/tcp/localhost/3306: Connection refused
Restart mysql service by running below command
service mysql stop
service mysql start