Shared CPU

  • Tune
  • Signal 17

Difficulty 3 of 5

Shared CPU capacity drops from 0:20 to 0:40. Keep p99 below 300 ms and serve at least 1,500 requests/s. Choose headroom or dedicated CPU under 50 USD.

Play level

VPS · 2 vCPU · 8 GB16 USD/moHTTP/2Users3,000 req/sRate limiterAPI server1.25 vCPU · 1 GB
VPS · 2 vCPU · 8 GB16 USD/moHTTP/2Users3,000 req/sRate limiterAPI server
The board at the start of the level
One server boardDrag or use arrow keys to change the load

280 req/s · CPU 70% · mean 22 ms

Goals and limits

p99 latency
under 300 ms
Throughput
at least 1,500 req/s
Monthly cost
under 50 USD/mo
Traffic
3,000 req/s

Concepts

How players did

Player results load from the server.

All levels