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TrueNASTrueNAS Early Release Documentation
This content follows TrueNAS 26 releases.
Use the Product and Version selectors above to view content specific to a stable software release.

Disks

  1 minute read.

TrueNAS provides tools to manage, replace, and wipe the physical drives installed in your system.

Contents

  • Replacing Disks: Provides disk replacement instructions that take a failed disk offline and replaces a disk in an existing VDEV. The replacement process automatically triggers a pool resilvers.

    • Wiping a Disk: Provides instructions for wiping a disk.

      • SLOG Over-Provisioning: Provides information on the disk_resize command in TrueNAS.

        • Managing Self-Encrypting Drives (SED): Covers self-encrypting drives including supported specifications, implementing and managing SEDs in TrueNAS, and managing SED passwords and data.

          • Disks Screen: Describes UI screens and dialogs related to disk operations.

            • Drive Health Management: Describes how TrueNAS monitors drive health using SMART polling and ZFS event detection, and explains alert types, manual testing options, and Enterprise considerations.

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