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Troubleshoot RDS for PostgreSQL error "FATAL: remaining connection ...

Dear community experts, We have 7 dhis2 running on a lxc based installation (postgres 13). We have 256GB Ram. We are very often getting FATAL: remaining connection slots are reserved for non-replication superuser connections these days.

E.1. Release 18

If replication slots will be used, ensure that max_replication_slots is set sufficiently high as well. ... postgres=# SELECT * FROM pg_create_physical_replication_slot('node slot_name | lsn .

How Patroni Addresses the Problem of the Logical Replication Slot Failover in a PostgreSQL Cluster

Failover of the logical replication slot has always been the pain point while using the logical replication in PostgreSQL... until Patroni 2.1.0.

postgresql - How to delete replication slot in postgres 9.4 - ...

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how to drop replication slot in postgresql sự giải trí-slot 88

I found command pg_drop_replication_slot(slot_name name) postgresql.org/docs/9.4/static/… but when I do postgres=# select * from pg_drop_replication_slot('bottledwater'); I got ERROR: replication slot "bottledwater" is already active.

PostgreSQL Replication Slots

In simpler terms, logical replication in PostgreSQL is a way to copy data from one database to another in a more flexible and customizable manner compared to physical replication.

Replication connection error: could not connect to server: FATAL: password authentication failed for user "replicator" · Issue #1489 · patroni/patroni · GitHub

First make sure correct pg_hba.conf is in use: postgres@18aa43abe82c:/$ psql psql (12.2 (Debian 12.2-2.pgdg100+1)) Type "help" for help. postgres=# select current_setting('hba_file'); current_setting -------------------------------------...

replication | Cộng đồng PostgreSQL Việt Nam's blog

PostgreSQL Replication - Xây dựng CI-CD để deploy tự động. Bài trước mình đã đi sơ lược về postgres ... max_replication_slots = 5 synchronous_commit = off. Đã sao ...

PostgreSQL® Extensions to the JDBC API | pgJDBC

postgres-config update --config max_slot_wal_keep_size=2GB. ... max_replication_slots: Defines the number of replication slots for data streaming.

Logical Replication on Standbys in Postgres 16 | Crunchy Data Blog

Postgres 16 is in beta and we are all excited about the updated logical decoding features. You heard that right, you can now do logical replication from a non-primary database! Roberto takes us through an example setup for this.

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Postgres replication slots grow indefinitely - Google Groups

Replication slot can be thought as an object that tracks replication progress. This object is created at primary instance and a replica connects to it.

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FATAL: remaining connection slots are reserved for non-replication superuser connections - Support - Assistance technique - DHIS2 Community

Dear community experts, We have 7 dhis2 running on a lxc based installation (postgres 13). We have 256GB Ram. We are very often getting FATAL: remaining connection slots are reserved for non-replication superuser connections these days. We have seen an old post from 2014 around the same topic so we tried max_connections = 1000 in postgres conf, just to test it out, still we get this error very often. Do you have any suggestions on fine-tuning this configuration.

PostgreSQL: Documentation: 16: 20.6. Replication

The maximum number of replication slots in PostgreSQL is controlled by the ‘max_replication_slots’ configuration parameter.

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Replication slot · Eventstream UI provides an optional placeholder for providing the slot name. · You can create a replication slot in PostgreSQL database by ...

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ERROR: could not create replication slot "my_subscription": ERROR: logical decoding requires wal_level >= logical. ... There is no create subscription command in Postgres 9.1 - which version are you really using?

How to Set Up PostgreSQL Streaming Replication

This is the most common type of replication in PostgreSQL. Physical replication maintains a full copy of the entire data of a cluster.

PostgreSQL Documentation: max_replication_slots parameter

Postgres comes with built-in support for replication via publications and replication slots. Refer to the Concepts and terms section to learn how replication works.