Couldn't login to Applications Manager plugin / Managed server to Admin server sync is not working in plugin
1. PostgreSQL might have reached maximum connection count
If the product is using PostgreSQL as the backend database, please check the latest log file from the <OPM_Home>\OpManager\pgsql\data\'pg_log' for the below print.
If the product is using PostgreSQL as the backend database, please check the latest log file from the <OPM_Home>\OpManager\pgsql\data\'pg_log' for the below print.
org.postgresql.util.PSQLException: FATAL: remaining connection slots are reserved for non-replication superuser connections
If this trace is found with a recent timestamp, follow the below steps to resolve this,
- Open postgresql.conf under <OPM_Home>\OpManager\pgsql\data
- Search using the keyword max_connections
- If the line starts with # i.e. #max_connections = 100, please remove # to uncomment the line
- Increase the value from 100 to 200 i.e. max_connections = 200
- Properly restart the OpManager service
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