The Four Golden Signals, and the Two Everyone Forgets
Latency, traffic, errors and saturation are the canonical four. The pair that actually saves you at 3am are the ones about saturation and time.
Tag
#monitoring
Posts tagged “monitoring”.
3 posts
Health Checks That Lie: liveness, readiness and the Restart Loop
A liveness probe that checks the database turns a slow dependency into a cluster-wide restart storm. Here is the discipline that prevents it…
A Runbook Is Not a Document, and Other Confusions
Most "runbooks" are architecture descriptions written after the fact. A runbook is an executable path from symptom to mitigation, and it has…
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