8.11. Replication Metrics #
Common metrics:
postgresql.replication.status_info
Primary node metrics based on the pg_stat_replication view:
postgresql.replication.walsender_all_lag_bytespostgresql.replication.walsender_all_lag_millisecondspostgresql.replication.walsender_flush_lag_bytespostgresql.replication.walsender_flush_lag_millisecondspostgresql.replication.walsender_infopostgresql.replication.walsender_pending_lag_bytespostgresql.replication.walsender_replay_lag_bytespostgresql.replication.walsender_replay_lag_millisecondspostgresql.replication.walsender_write_lag_bytespostgresql.replication.walsender_write_lag_milliseconds
Standby node metrics based on the pg_stat_wal_receiver view:
postgresql.replication.walreceiver_flush_lag_bytespostgresql.replication.walreceiver_infopostgresql.replication.walreceiver_ping_millisecondspostgresql.replication.walreceiver_received_bytes