User:AKlapper (WMF)/How does it all work

Not going to copy wikitech:User:Quiddity/How does it all work here, just dropping some additional numbers as of 2019:


 * >1500 servers
 * 150DB servers
 * https://dbtree.wikimedia.org/
 * 600TB storage total
 * 400TB of media files
 * 350k queries per second
 * 75TB of RAM