Outbox Relay Lag: Measuring and Tuning Each Stage of Event Delay
Break outbox relay lag into commit, capture, publish and consume segments, measure each one, monitor CDC pipelines, and tune the stage that breaks your budget.
17 min read
Tag
observability
structlog FastAPI Tutorial: JSON Logging with Request ID Context
Set up structlog in FastAPI: bind request IDs via contextvars, route uvicorn and stdlib logs through one processor chain, and emit correlated JSON logs.
13 min read
Spring Boot Micrometer Tracing: Metrics and Traces from One Observation
Set up Spring Boot observability with Micrometer: one Observation API code path for Prometheus metrics and OpenTelemetry traces, with safe Actuator and sampling.
13 min read
AsyncLocalStorage Request Context and Correlation IDs in Node.js
Learn how to use Node.js AsyncLocalStorage to carry request context and correlation IDs through logs, outbound calls, and background jobs safely.
14 min read
How to Reduce Observability Costs: Logs, Cardinality and Sampling
Model what drives your observability bill, find the top contributors, then apply log retention, metric cardinality and trace sampling controls where they matter.
13 min read
Structured Logging for Distributed Systems: Schema, IDs and Levels
Learn how to design a shared JSON log schema, propagate correlation IDs across services, set meaningful log levels, and enforce it all as a cross-team contract.
14 min read
Distributed Tracing for Microservices with OpenTelemetry
Learn how distributed tracing works with OpenTelemetry: propagate trace context across HTTP and queues, instrument services, sample, and run the Collector.
14 min read
How to Reduce Incident Costs with a Unified Change Timeline
Learn how recording every production change in one queryable timeline cuts diagnosis time, lowers MTTR, and helps reduce incident costs without heavy approvals.
13 min read
Backend Monitoring Basics: Metrics, Logs, Traces and SLOs
Learn what metrics, logs and traces each answer, how to tie them together with trace IDs, and how to drive alerting from SLOs instead of raw signals.
13 min read