Overview

The Overview page displays TOS system disk information and storage space information, allowing you to view all relevant storage management information at a glance.

Disk Information

This section shows information about disks inserted in TNAS, including disk status and usage purpose. You can click Disks to navigate to the relevant page.

Disk Status Represented by Different Colors:

Color	Disk Status and Definition
Green	The disk is in Normal status.
Yellow	The disk is in Warning status, which may indicate potential issues. It is recommended to back up relevant data regularly.
Red	The disk is in Imminent Failure status, indicating serious issues that may lead to data loss. It is recommended to back up relevant data immediately.
Gray	Indicates Empty — no disk detected.

Storage Space Information

This section displays storage space information in TNAS, including disk members in the storage pool array, volumes created in the storage pool, and their related data.
You can click Disks, Hot Spare Disks, Storage Pools, Volumes, SSD Cache to navigate to the corresponding pages.