Cut the network

Level 30 of 41
Users100 req/sAPI server0.5 vCPU · 0.5 GBAPI server0.5 vCPU · 0.5 GBAPI server0.5 vCPU · 0.5 GBAPI server0.5 vCPU · 0.5 GBAPI server0.5 vCPU · 0.5 GB
Users100 req/sAPI serverAPI serverAPI serverAPI serverAPI server

Turn every goal green.

Traffic
100 req/s · writes only
Limit
API server answers about 1,700 req/s
Bill
  • API server × 510 USD/mo
10 of 80 USD/mo

Goals

Not tested yet

Saved data that was lost later.Writes accepted by two leaders at the same time.Time from a failure until the service works again.What the servers and services cost each month.

A five-node cluster splits into two groups. Keep every write safe and restore a leader within 0.6 seconds. Build the peer links before the split.