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Data Disk Expansion

Increase disk size of a node in vCenter:​

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Below instructions and screenshots are taken on vSphere Client version 7.0.2.

  • Login to vCenter and search for the name of the VM that requires the disk to be increased.

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  • Click on Actions dropdown and select "Edit Settings"

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  • In the setting dialogue box update the disk size and Click Ok

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  • Refresh the page and confirm that the Hard disk value has been updated to the new value.

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  • The disk size changes made in vCenter to a running VM will not make space visible to the running OS. Reboot the VM from vCenter (right-click the VM and select Power > Restart Guest OS) to apply the changes.

Expand the disk on a cluster node​

To expand the available space on the disk after the underlying VM disk has been increased:

  1. SSH into the node.
  2. Select Node > Expand disk from the TUI.
  3. The TUI will display the current disk layout and allow you to extend the partition to use the newly available space.