Cold start

  • Fix
  • Signal 12

Difficulty 3 of 5

Requests return after idle periods. The first function work takes 350 ms to start. Keep p99 below 100 ms with at most one edit and 16 USD per month.

0:10. Requests after idle time take 276 ms. Graph: p99 jumps after each quiet period.

Play level

HTTP/3Users0 req/sEdge functi…0.5 vCPU · 0.5 GB
HTTP/3Users0 req/sEdge functi…0.5 vCPU · 0.5 GB
The board at the start of the level
A page waits for its slowest callDrag or use arrow keys to change the calls per page

Calls per page: 20 · 18% of pages wait 2.0 s

Goals and limits

p99 latency
under 100 ms
Error rate
under 0.1%
Monthly cost
under 16 USD/mo
Parts you can add
Edge functions
Part limit
1
Edit limit
1

Concepts

How players did

Player results load from the server.

All levels