There are 3 backup Modes under the ArozOS Hybrid Backup Manager.

• Basic (Recommended)
  • Backup newly created files within 5 minutes
  • Deleted files will be kept 24 hours before it is deleted from backup storage
  • Changes are backed up in near real time
  • Suitable for recovering accidentally deleted files from other access methods (e.g. Samba delete)
  • Only for disk with small number of files
  • Frequent READ operations on disk (Recommended for SSD / SD cards only)
• Nightly
  • Backup newly created files every 24 hours
  • Deleted files will be kept 24 - 48 hours before it is deleted from backup storage
  • Allowing user to restore selected file vs (snapshot) restore the whole virtual root folder
  • Suitable for recovering accidentally deleted files from other access methods (e.g. Samba delete)
  • Changes might take 24 hours to back up
• Version (Experimental)
  • Snapshot based backup method
  • All file changes are kept on disk
  • Allowing user to restore to a specific snapshot
  • Newly created files will be kept, files exists in snapshot will be restored / overwritten
  • Require a lot of storage space
  • Computational and IO access heavy, might not suitable for ARM SBCs.