Unrelated to other operations that were communicated recently (datacenter PDU
upgrades, operating system upgrades, etc) we need to reboot all the cloudvirt
servers to introduce some security updates for CPU vulnerabilities.
Along with the physical hardware reboot we also need to reboot all the virtual
machines running in CloudVPS.
This operation is a bit disruptive but very quick and should not lead to any
unexpected errors (is just a reboot). We already tried the same upgrades in some
We will be doing the reboots during this week (starting 2019-07-29). If you see
any problems related to this, please contact us.
Arturo Borrero Gonzalez
SRE / Wikimedia Cloud Services