A counter with no coordination

Quorum 24
HTTP/2Users9,000 req/sKey-value s…1 vCPU · 1 GB × 3
HTTP/2Users9,000 req/sKey-value s…1 vCPU · 1 GB × 3

Turn every goal green.

Traffic
9,000 req/s · writes only
Limit
Key-value store answers about 30,000 writes/s
Bill
  • Key-value store12 USD/mo
12 of 40 USD/mo

Goals

Not tested yet

Saved data that was lost later.The share of requests that get a correct answer.99 of 100 requests finish faster than this.How busy the busiest CPU is. Keep room for spikes.What the servers and services cost each month.

Fans like a post at 9,000/s in 3 regions. At 0:20 a cut separates the regions for 15 s. Every like must be accepted with p99 under 40 ms, and none may be lost when the cut ends. The copies are 90 ms and 160 ms apart. Budget: 40 USD/month.