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✨ Implement dead-letter queue (DLQ) enhancements by adding configuration options and validation logic. Update observability metrics to track DLQ message counts and publish failures. Enhance documentation to reflect new metrics and DLQ behavior in JetStream mode.

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windyboy
2025-11-16 11:55:13 +08:00
parent 6616c7e10d
commit 3d8572a69f
5 changed files with 127 additions and 6 deletions
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docs/observability.md
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@@ -22,6 +22,12 @@ The service exposes Prometheus metrics via the monitoring HTTP server (default `
- `caatsm_db_query_latency_seconds{operation}`
DB operation latency.
- `caatsm_dlq_messages_total{stream,consumer}`
Count of messages successfully routed to the DLQ.
- `caatsm_dlq_publish_failures_total{stream,consumer}`
Count of failures when attempting to publish messages to the DLQ.
Additional OTEL metrics are emitted via the configured OTEL endpoint, including:
- `caatsm_messages_processed_total`