On 10/21/19 12:16 PM, Arturo Borrero Gonzalez wrote:

Hi there!

Next Monday 2019-10-28 @ 14:30 UTC we will do a maintenance operation on Toolforge which consists in rebuilding the main front proxy [0] used to serve webservices. We expect this to be done within a 30 minutes window.

The operation consists on replacing the old virtual machines supporting the proxy (currently running Debian Jessie) with more modern instances running Debian Buster. Both Grid/Kubernetes backends are affected by this change. We don't expect a lot of service downtime, but there is a key point in the operation which is migrating data stored in Redis which can be tricky. The o

Examples of things affected by this change:

• Browsing Toolforge webservices
• Browsing to https://tools.wmflabs.org/<toolname>
• Browsing to https://tools.wmflabs.org/admin/ (Toolforge landing page)
• Browsing PAWS (to some extent, since it shares part of the toolforge proxy)

Example of things not affected by this change:

• webservices backend operations
• SSH bastions
• grid queues, grid jobs
• wiki-replicas, toolsdb
• other CloudVPS projects

regards.

[0] https://phabricator.wikimedia.org/T235627

Reminder, this is happening now.