You can use the Commvault software to back up and restore Lustre.
Backups
Data You Can Back Up
Files
Folders
Backups You Can Perform
Full backups
Incremental backups
Synthetic full backups
When You Can Perform Backups
On a schedule: The server plan that you assign manages scheduled backups
On demand: You can perform on-demand backups at any time
Restores
Backups You Can Use for Restores
The most recent backup: For example, restore the most recent backup to its original location
A backup from a specific date: For example, restore data to a point in time before it became unusable
Backups from a date range: For example, restore data that was accidentally deleted
Destinations You Can Restore To
The current location (in place)
A different folder on the same file server (out of place)
A different file server (out of place)