Wow, That's Fast! Instant DNS Updates and More...

This post introduces KTFS, a new key-value based file system designed for rapid, scalable deployment of changes across Cloudflare's network. It highlights KTFS's role in speeding up SSL certificate provisioning and, significantly, in reducing DNS update propagation time from five minutes to under a minute. This demonstrates an internal infrastructure development directly supporting the speed and efficiency of services delivered over the global network.