Laredo

Metrics

Metrics Reference

All metrics are exported via Prometheus at /metrics on the configured port (default: 9090).

Pipeline metrics

Metric Type Labels Description
laredo_pipeline_state Gauge pipeline_id, source_id, table Current state (enum)
laredo_pipeline_row_count Gauge pipeline_id, table Rows in target
laredo_pipeline_buffer_depth Gauge pipeline_id Current buffer depth
laredo_pipeline_buffer_capacity Gauge pipeline_id Buffer capacity
laredo_pipeline_inserts_total Counter pipeline_id, table Total inserts applied
laredo_pipeline_updates_total Counter pipeline_id, table Total updates applied
laredo_pipeline_deletes_total Counter pipeline_id, table Total deletes applied
laredo_pipeline_truncates_total Counter pipeline_id, table Total truncates applied
laredo_pipeline_errors_total Counter pipeline_id, table Total change errors
laredo_pipeline_dead_letters_total Counter pipeline_id Dead letters written
laredo_pipeline_rows_expired_total Counter pipeline_id, table Rows expired by TTL

Source metrics

Metric Type Labels Description
laredo_source_lag_bytes Gauge source_id Replication lag in bytes
laredo_source_lag_seconds Gauge source_id Replication lag in seconds
laredo_source_connected Gauge source_id 1 if connected, 0 if not

Timing metrics

Metric Type Labels Description
laredo_change_apply_duration_seconds Histogram pipeline_id, action Time to apply a single change
laredo_baseline_duration_seconds Histogram pipeline_id Total baseline loading time
laredo_snapshot_duration_seconds Histogram Time to create a snapshot

Fan-out metrics

Metric Type Labels Description
laredo_fanout_connected_clients Gauge pipeline_id Connected fan-out clients
laredo_fanout_journal_entries Gauge pipeline_id Journal entries retained
laredo_fanout_journal_oldest_age_seconds Gauge pipeline_id Age of oldest journal entry
laredo_fanout_snapshots_total Counter pipeline_id Fan-out snapshots created

Snapshot metrics

Metric Type Labels Description
laredo_snapshots_created_total Counter Total snapshots created
laredo_snapshots_failed_total Counter Total snapshot failures
laredo_snapshots_restored_total Counter Total snapshot restores