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ONTAP revert fails with "Cannot unmount /mroot"

  1. Last updated
    Jun 10, 2024
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Category:
ontap-9
Specialty:
core
Last Updated:
6/10/2024, 6:55:07 PM

Applies to

ONTAP 9

Issue

ONTAP revert fails with the following error:
 
cluster-01> revert_to 9.10

You are about to revert the system to work with Data ONTAP 9.10
The system will be rebooted immediately after the conversion
process completes. Make sure that you have installed Data ONTAP
9.10 onto the boot device, or you will have to run "revert_to" again.

Are you sure you want to proceed? [yes/no]? yes

debug.nodewatchdog.level: 2 -> 2
error: /etc/netapp_mroot_unmount: cmd_status=1

Error: Revert failed. Cannot unmount /mroot.Unmount all volumes currently
mounted under "/mroot/unjunctioned", delete the"/mroot/unjunctioned" directory,
then try the command again

 

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