Calculating the number of replication slot and WAL senders required

Displays the current replication lag in bytes between a specific replica node and the master node It is calculated from the difference between last flushed LSN

Re: Create replication slot in pg_basebackup if requestedand not yet present > > > typo'd it > > definitely live with a --create-if-not-exists

replication slot already exists Replication Slots · the oldest WAL required by the consumer of the slot

replication slot Examples Advancing a physical replication slot: postgres=# SELECT slot_name, slot_type, active, restart_lsn, confirmed_flush_lsn FROM pg_replication_slotsgx