Common metrics:
postgresql.replication.status_info
Primary node metrics based on the
pg_stat_replication
view:
postgresql.replication.walsender_all_lag_bytes
postgresql.replication.walsender_all_lag_milliseconds
postgresql.replication.walsender_flush_lag_bytes
postgresql.replication.walsender_flush_lag_milliseconds
postgresql.replication.walsender_info
postgresql.replication.walsender_pending_lag_bytes
postgresql.replication.walsender_replay_lag_bytes
postgresql.replication.walsender_replay_lag_milliseconds
postgresql.replication.walsender_write_lag_bytes
postgresql.replication.walsender_write_lag_milliseconds
Standby node metrics based on the
pg_stat_wal_receiver
view:
postgresql.replication.walreceiver_flush_lag_bytes
postgresql.replication.walreceiver_info
postgresql.replication.walreceiver_ping_milliseconds
postgresql.replication.walreceiver_received_bytes