24 lines
937 B
JSON
24 lines
937 B
JSON
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{
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"$schema": "appliance://kimberly-bennett/playbook",
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"title": "The Weight of Waiting — rightsizing playbook",
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"author": "kimberly-bennett",
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"companion_film": "https://4ort.mov/w/weight-of-waiting",
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"formula": {
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"wasted_idle_cost": "instance_monthly_cost * (1 - utilization_pct/100) * months",
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"units": "USD",
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"assumptions": "Cost scales linearly with the box; fixed reservations waste the whole line",
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"caveats": "Size to the percentile your SLO names, not the mean. Verify 30 days of real traffic before calling a box idle."
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},
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"ledger_example": {
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"prod_web_tier_before": 1840,
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"prod_web_tier_after": 1060,
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"batch_workers_before": 212,
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"batch_workers_after": 98,
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"demo_box_before": 190,
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"demo_box_after": 0,
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"total_before": 2242,
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"total_after": 1158,
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"annual_savings": 13008
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},
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"benchmark_rule": "Every rightsizing review should find at least one throwaway box"
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}
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