Michael Paquier - PostgreSQL hacker. Replication slots is a new feature of PostgreSQL 9.4 that has been introduced by this commit: commit 858ec11858a914d4c380971985709b6d6b7dd6fc Author: Robert Haas
PostgreSQL 9.4 streaming replication over SSL with Replication Slots I never really liked the concept of keeping wal files in case the replica goes down proactively, setting wal_keep_segments was always a tricky number and most of the time we ended up setting this for the worst case scenario, something that means space consumption for no (under ...
When using replication with slots, failure to constantly consume and report success to the server appropriately can eventually lead to “disk full” condition on the server, because the server retains all the WAL segments that might be needed … Peter Eisentraut When you are coding in a source tree as big as PostgreSQL’s, you will at some point want to look into some kind of source code indexing. It& … Barman 1.6.0 released - Barman This limitation will be removed once Barman supports replication slots (available from PostgreSQL 9.4).
Physical and Logical replication API - PostgreSQL
PostgreSQL streaming replication with slots works for one slave, but not for another slave. Ask Question 2. Master (10.0.0.1): ... Streaming Replication in PostgreSQL. 8. ... PostgreSQL Slave has more files in pg_xlog than /wal_archive. 5. Postgres 9.4, replication slots, doesn't work failover master. 3.
Physical and Logical replication API - PostgreSQL
PostgreSQL streaming replication with slots works for one slave,... PostgreSQL streaming replication with slots works for one slave, but not for another slave. Ask Question 2. Master (10.0.0.1): ... Streaming Replication in PostgreSQL. 8. ... PostgreSQL Slave has more files in pg_xlog than /wal_archive. 5. Postgres 9.4, replication slots, doesn't work failover master. 3. PostgreSQL Replication Slots - YouTube Learn how to use replication slots with PostgreSQL's streaming physical replication. We also discuss the benefits and disadvantages.
Postgres 9.5 feature highlight - Replication slot control with pg_receivexlog. You liked this post or you have a comment? You can contact and help me here. 16 Oct 2014
Use pg_drop_replication_slot: select pg_drop_replication_slot('bottledwater'); See the docs and this blog. The replication slot must be inactive, i.e. no active connections. So if there's a streaming replica using the slot you must stop the streaming replica. Or you can change its recovery.conf so it doesn't use a slot anymore and restart it. Postgresql 9.4 Setup Replication with Slots - YouTube Dec 18, 2014 · Replication slots allow standbys to provide information to the primary or upstream cascading standby as to the point they've reached in the write-ahead log. This information is available to the PostgreSQL : Documentation: 9.4: Replication : Postgres max_standby_streaming_delay applies when WAL data is being received via streaming replication. The default is 30 seconds. Units are milliseconds if not specified. A value of -1 allows the standby to wait forever for conflicting queries to complete. This parameter can only be set in the postgresql.conf file or on the server command line. slots Archives - 2ndQuadrant | PostgreSQL Streaming replication slots in PostgreSQL 9.4 February 25, 2014 / 11 Comments / in Craig's PlanetPostgreSQL / by craig.ringer Streaming replication slots are a pending feature in PostgreSQL 9.4, as part of the logical changeset extraction feature.
Release notes for repmgr 3.0: repmgr - Replication Manager for… repmgr (Replication Manager) is a tool that helps DBAs and System administrators manage a cluster of PostgreSQL databases