[arch-dev-public] News Draft: mirror status

Mirror status and customized mirror lists The website now provides a [mirror status page](/mirrors/status/) that regularly polls all known mirrors and gathers statistics like delay, check duration, and availability. Please consult the page for more details on what is collected and how it works. In addition, you can now [update your mirrorlist](/mirrorlist/) and choose to have it automatically sorted using the up-to-date mirror status information.