Paging alerts that survive releases
How to keep symptom-based pages intact when deploy cadence accelerates and dashboards multiply.
Notes
Practical writing on signal quality, on-call practice, and incident readiness.
Runbooks work better as decision trees
Linear checklists stall under pressure. Branching decisions match how incidents actually unfold.
Instrumentation before the next cutover
Dual-write windows fail quietly when telemetry does not cover both old and new paths.
Readiness drills without theater
Game days that impress leadership but never touch real failure modes waste the on-call’s trust.