On Tuesday June 1st at 7:00 UTC we will switch Gerrit from Java 8 to
Java 11. The system will be briefly unavailable has it restarts with the
The window would be roughly half an hour, the service interruption
should be just a few minutes. If anything is suspicious we will roll
back to Java 8 and restart which would lead another short interruption.
The task is: https://phabricator.wikimedia.org/T268225
Antoine "hashar" Musso