Yambu <hyambu@xxxxxxxxx> writes: > Hello > > I want to reinstall my second slave server and I have to stop > replication. > > May i know if it's enough to just run the command below on the second > slave > > touch /tmp/postgresql.trigger.5432 You don't even have to do that if you're going to decom and put the server up again. > > Trigger file in recovery.conf is > > trigger_file = '/tmp/postgresql.trigger.5432' > > Do i need to do anything on the master server so that wal files do > not build up since the second slave is no longer active? Perhaps, if you are using a replication slot which is typical on $recent releases such as Pg10. After the standby is down, drop the related replication slot on your primary else you'll retain WAL files unnecessarily and could fill the disk. HTH > > Im using PG v10,streaming replication > > regards > > > > > -- Jerry Sievers Postgres DBA/Development Consulting e: postgres.consulting@xxxxxxxxxxx