ApsaraDB for ClickHouse applies cluster updates at irregular intervals. Schedule the maintenance window during off-peak hours to reduce the impact on your workloads.
Maintenance windows are supported on community-compatible edition and enterprise edition clusters only. Batch modification across multiple clusters is available for community-compatible edition clusters only.
Prerequisites
Before you begin, ensure that you have:
An ApsaraDB for ClickHouse cluster (community-compatible edition or enterprise edition)
Access to the ApsaraDB for ClickHouse console
Modify the maintenance window for a single cluster
Log on to the ApsaraDB for ClickHouse console.
In the upper-left corner, select the region where the cluster is deployed.
On the Clusters page, click the Default Instances tab, then click the ID of the cluster you want to manage.
On the Cluster Information page, go to the Configuration Information section and click the
icon next to Maintenance Window.Select a maintenance window during off-peak hours, then click OK.
Modify the maintenance window for multiple clusters
This option is available for community-compatible edition clusters only.
Log on to the ApsaraDB for ClickHouse console.
In the upper-left corner, select the region where the clusters are deployed.
On the Clusters page, click the Default Instances tab.
Select the check boxes to the left of the clusters you want to manage.
Click Modify Maintenance Time Period in the upper-right corner.