Symptom
Exchange Snap Mining operation may fail if SAN mode is used to perform the backup and snapshots were exposed in read-only mode.
Resolution
It is recommended to use NBD mode for Exchange Snap Mining backup. However, if you want to use SAN mode, ensure that all the disks exposed to the proxy computer have read and write permissions.
Follow the steps give below to clear read-only attributes of any SAN shared disk:
-
Open the Command Prompt on the proxy computer.
-
Enter the following commands:
diskpartsan policy=onlineall