We recommend that you upgrade the cloud control manager (CCM) to v1.9.3.340. This improves the stability of Container Service for Kubernetes (ACK) clusters. This topic describes how to manually upgrade the CCM.

Background information

To improve cluster stability, Alibaba Cloud plans to upgrade your CCM to the latest version starting from December 15, 2020 if your CCM is earlier than v1.9.3.340. If you want to skip the upgrade plan, you can manually upgrade the CCM before December 15, 2020. You can also Submit a ticket to skip the upgrade. We recommend that you join the upgrade plan or manually upgrade your CCM.

Manually upgrade the CCM

  1. Log on to the Container Service for Kubernetes (ACK) console.
  2. In the left-side navigation pane, click Clusters.
  3. On the Clusters page, find the cluster that you want to manage and click Details in the Actions column.
  4. In the left-side navigation pane, choose Operations > Add-ons.
  5. On the Add-ons page, click the Core Components tab, find the Cloud Control Manager section, and then click Upgrade.
    Note If no Upgrade button is displayed in the Cloud Control Manager section, it indicates that the CCM is already upgraded to the latest version.
  6. In the Note message, click OK.