Safe load limit

  • Tune
  • Level 6 of 41
  • Signal

Difficulty 3 of 5

Users send 6,000 requests/s to one API. Keep API CPU below 70 percent and p99 below 100 ms. Serve at least 1,800 requests/s. You may reject extra requests.

Play level

HTTP/2Users6,000 req/sRate limiter1 vCPU · 0.25 GBAPI server1 vCPU · 1 GB
HTTP/2HTTP/2Users6,000 req/sRate limiter1 vCPU · 0.25 GBAPI server1 vCPU · 1 GB
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

CPU use
under 70%
Throughput
at least 1,800 req/s
p99 latency
under 100 ms
Monthly cost
under 20 USD/mo
Traffic
6,000 req/s

Concepts

How players did

Player results load from the server.

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