Maintenance notice (January 19, 2026)

We have scheduled maintenance for our service infrastructure as follows. We apologize for the inconvenience and appreciate your understanding and cooperation.

Scheduled Maintenance Date:

Monday, January 19, 2026

Time Window:

9:00-15:00

Affected Service:

Kubernetes Service

Affected Sites:

All sites

Reason:

Upgrades for all Kubernetes clusters at all sites (from version 1.33 to 1.34)

Impact:

The Kubernetes API may become temporarily unstable.
Some user-allocated dedicated Kubernetes nodes may be temporarily unavailable during the upgrade.
- If you have fewer than 4 contracted nodes, 1 node at a time may be unavailable.
- If you have 4 or more contracted nodes, up to 25% (rounded down) may be unavailable.
- If you have only 1 contracted node, no nodes will be available temporarily.

For our maintenance policy, see the User Guide.