To improve the stability of the LoadBalancer Service in your Container Service for Kubernetes (ACK) cluster, upgrade the Cloud Controller Manager (CCM) component to the latest version.
Background information
Cloud Controller Manager (CCM) component versions earlier than v1.9.3.380 have the following issues that affect the stability of the LoadBalancer Service in your Container Service for Kubernetes (ACK) cluster:
Errors occur when the Default Server Group is updated.
Errors occur when a vServer Group is updated because another vServer Group with the same name exists.
For more information, see Cloud Controller Manager.
If the CCM component upgrade precheck fails, see Troubleshoot CCM component upgrade precheck failures for solutions.
Upgrade the CCM component
Log on to the ACK console. In the left navigation pane, click Clusters.
On the Cluster List page, click the name of the destination cluster or click View Details in the Actions column.
In the left navigation pane of the cluster management page, choose .
On the Add-ons page, click the Core Components tab. Find the Cloud Controller Manager card and click Upgrade.
NoteThe Upgrade button is not available if the CCM component is already up to date.
In the Note dialog box, click OK.