How to view database storage usage (PostgreSQL engine) - PolarDB

This topic describes how to view the database storage usage of your cluster in the PolarDB console.

Procedure

Centralized PolarDB for PostgreSQL clusters

Log on to the PolarDB console. In the navigation pane on the left, click Clusters. Select the region where the destination cluster is located, and then click the cluster ID to go to the product page.
On the Basic Information page, find the Distributed Storage section and view the Database Storage Usage.

Note

Each cluster specification has a maximum storage capacity. You can upgrade the cluster specification to increase this limit. For more information, see Change specifications.

PolarDB for PostgreSQL (Distributed Edition) clusters

Log on to the PolarDB console. In the navigation pane on the left, click Clusters. Select the region where the destination cluster is located, and then click the cluster ID to go to the product page.
On the Basic Information page, find the Cluster Topology section and view the Storage Size of each node. The following figure shows an example in List View:

Note

Each cluster specification has a maximum storage capacity. You can upgrade the cluster specification to increase this limit. For more information, see Change specifications.

FAQ

Why does the database storage size retrieved using an SQL statement differ from the data space usage displayed in the console?

An SQL statement retrieves the logical size of the destination database. The data space usage displayed in the console is the physical storage size measured at the file system level.