This is time on screen — first appearance on a screen to last station cleared — not a full order lifecycle. Order creation is not yet recorded, so a “prep = ready − creation” figure cannot be reproduced here (see the kitchen-efficiency analysis document, §10). What is shown below is exactly what the collector already measures.
Congestion work in progress and the out/in ratio, from the same kitchen-wide buckets the Metrics and Kitchen efficiency pages use
Time on screen by slice mean and p90, bucketed on when each order’s last station cleared
By channel channel is the ClerkMaster source code, mapped the same way the rule engine’s own facts map it
Channel
Orders
Mean
p90
Mean products
Excluded
Slowest orders click a header to sort; the daypart chips and the threshold above filter this table only, nothing else on the page
Cleared
Order
Channel
Entered by
Time on screen
Products
Annotations what changed, so a step in a chart is explicable
Time
Kind
Detail
Time on screen by time of day both days aligned by clock time, so their rushes line up regardless of the date