:original_name: dds_faq_0028.html

.. _dds_faq_0028:

What Is the DDS DB Instance Storage Configuration?
==================================================

The EVS is used for data storage of DDS DB instances. For details on the EVS, see *Elastic Volume Service User Guide*.

The DDS DB instance backup data is stored in the OBS and does not occupy the storage space you have. For details on the DDS DB instance storage configuration, see the *Object Storage Service User Guide*.
