The heaviest loads on the CloudFlare network are Firewall and serverless ... most expensive item in The cloudflare server budget. The company' ... traffic through our network, a Cloudflare representative points out in his ... center, we use Unimog technology, Cloudflare's custom load balancing system ... rely on CPU performance. The Cloudflare software stack scales fairly well ... 7642-based servers in six Cloudflare data centers; it is ... last generation. Readers of the CloudFlare blog may remember our experiences ...