Every fleet instance pulls these from S3 at boot. A
boot.ps1 here runs as SYSTEM on each fresh instance — it is a
standing change, re-applied at every boot until removed. Publishing requires
AWS SSO credentials by design; this page is read-only.
Script
Role
Size
Updated
Fleet capacity
Capacity utilisation% of session slots in useSession slotsIn use vs free
Right-sizing
Machine loadIn-guest CPU & memory — read against the sessions chart below (same time axis)Concurrent sessionsSampled every few minutes — AppStream doesn't publish this itselfPeople working vs sessions openSessions are left open deliberately — only Active ones use CPU
Capacity model
Host load at each level of concurrent active use
People working
Minutes observed
CPU average
CPU busy (p95)
Memory average
Read
Busiest sampled minutes — and what was using the CPU
When
Host CPU
Working
Open
Top consumers
Cost tracker
Daily spendWhole accountMonth to date by serviceWhole account, largest first