Jump to main content

# View data reduction status using the vVol Dashboard

Data reduction allows users to reduce user data on storage groups and storage resources. Data reduction is enabled by default and can be turned on and off at storage group and storage resource level.

## Prerequisites

Users must have at least Monitor rights. See Roles and associated permissions to determine the user roles that can perform this task.

## Steps

1. Select a storage system.
2. Select Storage > vVol Dashboard.
   The Data Reduction state column for each storage resource is displayed in the Array Resources panel. If data reduction is enabled for that resource, a tick appears in the column. If data reduction is disabled, a horizontal dash is displayed.
3. To view the compression ratio on a storage resource, click Storage Containers.
4. Select a storage container and click .
5. Click the number next to Storage Resources.
6. Select a storage resource and click .
   The Compression ratio field is displayed.