Question
FATAL: remaining connection slots are reserved for non-replication superuser connections.
- Posted on June 23, 2021
- DigitalOcean Managed PostgreSQL DatabasePostgreSQL
Asked by GiantSeaGreenClam
I created a database yesterday and was able to connect to it. Today , I can’t and I’m getting this error: [53300] FATAL: remaining connection slots are reserved for non-replication superuser connections. I tried creating a connection pool but getting this error [08P01] ERROR: pgbouncer cannot connect to server. when trying to connect to it.
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Hi @GiantSeaGreenClam,
You’ll need to Edit the PostgreSQL configuration file and increase the value for max_connections. The value for shared_buffers may also need to be increased.
You may see here how more connections have been created: