After the DNS resolves the IP will be cached by the client for hours. So if any server goes down the blog goes down with it for those users. If you can't reboot any server without causing downtime I don't think it can be called high availability.
Taking a simple jackyl blog on a single instance and adding cloudflare would work much more reliably, and it doesn't require all sorts of rsync tricks.
Taking a simple jackyl blog on a single instance and adding cloudflare would work much more reliably, and it doesn't require all sorts of rsync tricks.