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Replacing a vSAN disk

Replacing disk option enables users to physically replace the selected disk from the disk group with a new one.

Note
The entire disk group will be rebuilt if the cache disk or the last capacity disk is replaced. Before replacing the cache disk, remember to back up the data; otherwise, the working virtual machines might be disputed.

Procedure

  1. On the hardware topology page, select the target disk from the topology view.
  2. On the right pane, click DISK ACTIONS > Replace Disk. The Replace Disk Wizard is displayed.
  3. On the Validation page, the selected disk is highlighted and the related information is displayed.
  4. Click NEXT. The Migrate Data page is displayed.
  5. On the Migrate Data page, from the vSAN Data Migration drop-down list, select one of the following desired mode to migrate the disk data:
    Table 1. vSAN Data Migration options
    OptionsSupported features
    Pre-checkData migration to other vSAN disks in the same clusterDisk/disk group removal
    No data migration√ √
    Ensure accessibility√√√
    Full data migration√√√
  6. Click DO IT NOW to remove the disk from the disk group.
  7. Click NEXT after the process is completed. Users will be redirected to the Remove Disk page.
  8. On the Replace Disk page, click DETECT NEW DISK after inserting the new disk in the same bay. The page will display the new disk information.
  9. Turn on Auto Claim New Disk to add the new disk to the disk group automatically.
  10. Click FINISH to complete the disk replacement process.