Throughput & Capacity Simulation: Queues, Bottlenecks

Retail Self-Service

One full hour of retail checkout activity, played back at 10x, 25x, 100x, 200x, or 400x speed. Sliders define the scenario before the run; changing any of them restarts the hour from the beginning.

Speed 25x/144s
Time 00:00 / 60:00
Time progress 0%
00m 30m 60m
How many arriving shoppers initially lean toward Self-Service before queue conditions sway them.
How many Self-Service kiosks are physically open and visible on the floor.
How many traditional checkout lanes are staffed and available to serve baskets.
Assistants handle kiosk issues, approval prompts, and ID-style checks. More coverage reduces how long Self-Service sessions stay blocked.
How much arrival demand enters the store during the simulated hour.
Traditional shopper Self-Service shopper Kiosk error Checkout staff
Customers are still entering. Watch which lane looks faster once real waits start to diverge.

Simulation Complete

One-hour checkout result with actual queueing, service, and kiosk assist conditions.

Served
0
Total shoppers who completed checkout during the simulated 60-minute window.
Avg wait
0s / 0s
Completed-customer average wait in Traditional first, then Self-Service.
Peak congestion
0 / 100
Highest combined queue-and-blockage pressure reached at any point in the hour.
Owner signals Workforce vs customer experience
Workforce fit
Balanced 0 / staffed hr
Shows whether the current cashier and Self-Service assist staffing looks lean, balanced, or heavier than needed for this demand.
Queue comfort
Calm Peak 0 / 0
A simple customer-experience read on whether the hour stayed calm, fair, strained, or risky.
Choice health
Strong Split 0 / 0
Shows whether both checkout options remained genuinely usable, or whether one side stopped being an attractive choice.
Why Both Options Matter Better for shoppers and society
Quick route used
0% Self-Service Simple baskets used the faster option
When some shoppers use Self-Service, short simple trips can finish faster without taking the staffed option away from others.
Staff freed to help
0s Less routine scanning for staff
Time not spent repeatedly scanning simple baskets can be used for help, approvals, accessibility support, and problem solving.
Cashier option kept
0% Traditional Human checkout stayed available
Traditional checkout still matters for larger baskets, cash, accessibility needs, or anyone who simply prefers a person.
Queue pulse 1h window
Traditional queue Self-Service queue Self-Service assist busyness