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Flow metrics (CFD) templates

CFD — Support Ticket Queue

Three weeks of inbound support tickets sampled on alternate weekdays: resolution holds near 236 a week while the untriaged pile swells from 18 to 138 and the working WIP limit is breached.

Template previewFlow metrics (CFD)
Customer support — inbound ticket flow05001,0001,500cumulative ticketsReceived growingWorking limit 402025-03-032025-03-052025-03-072025-03-102025-03-122025-03-142025-03-172025-03-192025-03-21Received (queue)TriagedWorkingPending customer (queue)ResolvedWIP242 ticketsarrivals − departuresTHROUGHPUT236.4 / week33.78 tickets/dayCYCLE TIME ≈7.2 daysLittle's Law: WIP ÷ throughputLEAD TIME ≈7.2 daysall 242 tickets in systemFLOW EFFICIENCY30%72 active · 170 waitingDELIVERY TREND→ 1%steady · 926 doneStageTypeWIP (tickets)LimitTime (days)Receivedwaiting138—4.1Triagedactive28—0.8Workingactive44401.3Pending customerwaiting32—0.9Resolveddone926——!Queue growth: Received widened for 8 straight periods (2025-03-03 → 2025-03-21, +120 tickets)!Working holds 44 tickets against a WIP limit of 40!Arrivals outran deliveries by 140 tickets across the window

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title "Customer support — inbound ticket flow"
unit tickets
stages: Received*, Triaged, Working, Pending customer*, Resolved
wip-limit "Working" 40

// Sampled Mon / Wed / Fri — the row spacing is deliberately uneven, so
// per-day rates use real elapsed days rather than row counts.
2025-03-03 |  420,  402,  380,  344,  318
2025-03-05 |  516,  490,  464,  422,  392
2025-03-07 |  578,  542,  520,  482,  456
2025-03-10 |  704,  656,  628,  582,  550
2025-03-12 |  778,  716,  692,  652,  624
2025-03-14 |  882,  804,  774,  726,  692
2025-03-17 |  978,  882,  856,  814,  784
2025-03-19 | 1090,  974,  942,  892,  856
2025-03-21 | 1168, 1030, 1002,  958,  926