At the time of writing, Lemmyworld has the second highest number of active users (compared to all lemmy instances)
Also at the time of writing, Lemmyworld has >99% uptime.
By comparison, other lemmy instances with as many users as Lemmyworld keep going down.
What optimizations has Lemmyworld made to their hosting configuration that has made it more resilient than other instances’ hosting configurations?
See also Does Lemmy cache the frontpage by default (read-only)? on !lemmy_support@lemmy.ml
He has been posting updates along the way. It’s a combo of upgrading the server as it hits its limits and tuning of his web proxy and docker container to handle the increased load and federation requirements.
Been doing an amazing job of it too. I just randomly chose this instance and I’m glad.
Edit. Here is his last post https://lemmy.world/post/75556