New blog post about last month's #Wikimedia Datatcenter switchover: https://techblog.wikimedia.org/2021/07/23/june-2021-data-center-switchover/"In June 2021, the Wikimedia Foundation’s Site Reliability Engineering team switched most user traffic from our primary datacenter in Virginia (“eqiad”) to our secondary one in Texas (“codfw”). This is an exercise we’ve done multiple times over the past 5 years,…
Yesterday I was working on upgrading the servers that power Wikimedia's Docker registry (see T272550). Since these are virtual machines, I was just creating new ones and going to delete the old ones later (because VMs are cattle, not pets). We have a handy script to create new VMs, so…
Last week I officially joined the Site Reliability Engineering team at the Wikimedia Foundation. I'll be working with the Service Operations team, which "...takes care of public and “user-visible” services." I'm glad to be back at the WMF; I had originally started working there in 2013 but recently took a…
