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Supported file systems

A backup agent can back up any file system that is accessible from the operating system where the agent is installed. For example, Agent for Windows can back up and recover an ext4 file system if the corresponding driver is installed in Windows.

The following table summarizes the file systems that can be backed up and recovered. The limitations apply to both the agents and bootable media.

File system

Supported by

Limitations

Agents

Win-PE bootable media

Linux-based bootable media

Mac bootable media

FAT16/32

All agents

+

+

+

No limitations

NTFS

+

+

+

ext2/ext3/ext4

+

+

HFS+

Agent for Mac

+

JFS

Agent for Linux

+

Files cannot be excluded from a disk backup

ReiserFS3

+

ReiserFS4

+

  • Files cannot be excluded from a disk backup
  • Volumes cannot be resized during a recovery

ReFS

All agents

+

+

+

XFS

+

+

+

Linux swap

Agent for Linux

+

No limitations

The software automatically switches to the sector-by-sector mode when backing up drives with unrecognized or unsupported file systems. A sector-by-sector backup is possible for any file system that:

If the file system does not meet these requirements, the backup fails.