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Update publick8s AKS cluster to Kubernetes 1.26

November 9, 2023 at 8:30 AM UTC

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Resolved after 2h 30m of downtime. November 9, 2023 at 11:00 AM UTC

[Final Message] The operation finished successfully at 11:00am UTC. The monitoring showed an outage of 6 minutes on the LDAP and 2 minutes on the incremental publisher.

More details on https://github.com/jenkins-infra/helpdesk/issues/3683#issuecomment-1803566680.

[Initial Message] The AKS cluster publick8s will be upgraded from Kubernetes 1.25 to 1.26 the Thursday 09th of November 2023, starting at 08:30am UTC.

The expected impacts are:

Restart of the following service, with an outage (between 2 to 15 min: depends on Azure Storage systems):

Temporary disruptions (no Log-In/log-out possible during the LDAP restart) on:

Temporary disruptions (slow requests or outage of a few minutes) due to public IP metadata changes and falco + Nginx upgrades:

Last updated: November 9, 2023 at 12:09 PM UTC