This topic describes how to modify the specifications, number of node groups, or storage capacity of an AnalyticDB for MySQL cluster.

Prerequisites

Your Alibaba Cloud account does not have overdue renewal orders.

Scale out and scale up a cluster

Note
  • Reserved mode for Cluster Edition: You can separately scale up the specifications, scale out node groups, and scale up the storage capacity for an AnalyticDB for MySQL cluster. You can also scale up the specifications and scale out node groups at a time.
  • Reserved mode for Basic Edition: You can separately scale up the specifications, storage capacity, and storage type for an AnalyticDB for MySQL cluster.
  • Elastic mode for Cluster Edition: You can scale out computing and data resources separately or at a time.
  1. Log on to the AnalyticDB for MySQL console.
  2. In the upper-left corner of the page, select the region where the cluster you want to manage is deployed.
  3. In the left-side navigation pane, click Clusters.
  4. On the V3.0 Clusters tab, click Expansion in the Actions column corresponding to a cluster.
  5. On the Change Specifications page, modify the configurations of the cluster.
  6. Read the AnalyticDB for MySQL terms of service and select the check box.
  7. Click Buy to complete the payment.

Scale down the storage capacity

Note You can scale down the storage capacity for C series specifications in the clusters of Cluster Edition (compute-intensive).
  1. Log on to the AnalyticDB for MySQL console.
  2. In the upper-left corner of the page, select the region where the cluster you want to manage is deployed.
  3. In the left-side navigation pane, click Clusters.
  4. On the V3.0 Clusters tab, choose More > Scale In in the Actions column corresponding to a cluster.
  5. On the Upgrade/Downgrade page, scale down the storage capacity.
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  6. Read the AnalyticDB for MySQL terms of service and select the check box.
  7. Click Buy to complete the payment.