Statistical Chaos Control in three easy steps Checking for Chaos – How to Discover Chaos in Software. Metric core features, focus on big picture, end-to-end measures that cover system
Measure response times, error rates and resource depletion rates. ©2020 iiSM.ORG, All Rights Reserved. EstablishHealthMeasures. StoreTimeboxed Averages. Graph Health MeasureTrends. 1. 2. 3. Use instrumentation framework that stores measures in rolling collections: last 60 minutes, last 24 hours, last 60 days 
Store 2+ months worth of data, Ideally. Check for spikes in minutely averages to discover unexpected software instability
Check for external chaos using hourly trends
Check for unsustainable resource utilization using daily metrics trends. Click slide to see in context of slide deck
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