Logical Replication on Standbys in Postgres 16

3 Scalability: When a Streaming Replication connection is created from a standby to a primary cluster, it connects into a Replication Slot,

Replication slots ensure master can retain enough WAL segments for all slaves to receive them and prevent the master from removing rows that

game mania fruit slot The PostgreSQL replication slot used by the Pipeline is not able to complete the IO event WALRead, and is waiting for data to be read from the

1 reel mammoth slot Based on this I'd say you didn't have enough wal_keep_segments on the master, weren't using a replication slot, and either had