Structured Logging That Survives Production
How to make logs useful under real traffic: correlation IDs, JSON event shape, sampling rules, and PII redaction that does not depend on everyone remembering.
devobservabilitylogging
Posts tagged “observability”
Tiny explainers grouped by topic. Spend less time Googling, more time building.
OpenTelemetry for Mortals
Which signal answers which question, where baggage helps, where it leaks, and how one bad metric label can quietly torch your observability budget.
devobservabilityopentelemetry
Profiling in Production: CPU & Heap for Node, Python, and Go — and How to Read Flamegraphs
How to profile CPU and memory in live Node, Python, and Go systems without guessing, plus how to read the flamegraphs you get back.
profilingobservabilityperformance