Consul at Datadog

The text discusses the use of Consul, a distributed system for service discovery and configuration management, at Datadog over an 18-month period. Key points include using Consul to distribute configurations across clusters and discover service endpoints in microservices architecture. Recommendations are provided on server sizing, enabling fast auditable configuration changes, utilizing Access Control Lists (ACLs) for data protection, preventing self-DDoS attacks with watches, leveraging dnsmasq for DNS load distribution, and monitoring Consul's health metrics.