Performing backup file health checks can cause high CPU and I/O utilization on the repository. Be cautious on how frequently health checks are running, how big the backups are, and when they are running from multiple tenants .
“Remove deleted items data” should be checked to remove deleted VMs from backups. This will help lower the amount of Cloud Connect storage usage and depending on how Cloud Connect is licensed to the tenant, the number of VMs needed to report.
Defragment and compact full backup file can have an impact on the I/O of the repository
If you perform Active Full or Synthetic Full backups on a regular basis, including GFS based backups, it is not necessary to check this.
Requires enough free space equal to the size of the total full backup file space on the repository.