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File Storage NAS:View files in Infrequent Access (IA) and archive storage

Last Updated:Jun 03, 2026

You can use the NAS console to view files that have been transitioned to Infrequent Access (IA) or archive storage. The console also displays the storage usage for each class and the last access time for each file.

Background information

The NAS console displays only a list of files that have been transitioned to Infrequent Access (IA) or archive storage through lifecycle management. You cannot use the console to browse files in Standard storage. To view the files and directory structure in the Standard storage of a NAS file system, you must log on to an ECS instance where the file system is mounted and then use commands such as ls, find, and du to browse the directories.

View IA and archive storage usage

  1. Log on to the NAS console.

  2. In the left-side navigation pane, choose Lifecycle Management > Files in IA/Archive Storage Class.

  3. In the top navigation bar, select the resource group and region where your file system resides.image

  4. The Files in IA/archive storage class page shows the Usage, Usage of IA storage class, and Usage of archive storage class for the target file system.

View IA and archive storage file details

  1. Log on to the NAS console.

  2. In the left-side navigation pane, choose Lifecycle Management > Files in IA/Archive Storage Class.

  3. In the top navigation bar, select the resource group and region where your file system resides.image

  4. Find the target file system and click View Details in the Actions column. Then, select the Files in IA/archive storage class tab.

  5. From the drop-down list, select Files in IA Storage Class or Files in Archive Storage Class. You can then view information about files transitioned to that storage class, including the File name, File size, Storage class, and last access time. You can also view how long the file has been in Archive storage and how long it has remained unmodified in Archive storage.

    You can also click the Lifecycle Policies tab to view the details of the lifecycle policies configured for the file system. This includes the Policy name, Hierarchical storage class, Path, Policy details, and Created at.

API

You can also call the GetDirectoryOrFileProperties operation to query information about files transitioned to Infrequent Access (IA) or archive storage in a specified directory.