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Barracuda Backup

Virtual Infrastructure

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Barracuda Networks recommends ensuring the latest hotfixes, patches, and updates are installed on your data sources.

Barracuda Backup follows the lifecycle policy of each supported vendor and does not support versions that are end of life or end of support as indicated by the product vendor.

Barracuda Backup provides support for the versions and platforms listed in the following tables.

Virtual Infrastructure

TypeSpecificationRequirements
VMwarePlatform
  • vSphere 7.0

  • vSphere 6.7

  • vSphere 6.5

 Hypervisors
  • ESXi 7.0

  • ESXi 6.7

  • ESXi 6.5

Free ESXi not supported. Barracuda Backup leverages vSphere and vStorage APIs which VMware has disabled in free ESXi.

 Management Server
  • vCenter Server 7.x
  • vCenter Server 6.x
Microsoft Hyper-VPlatform
  • Windows Server 2022
  • Windows Server 2019
  • Windows Server 2016
  • Windows Server 2012 R2
  • Windows Server 2012
 Hypervisors
  • Hyper-V Server 2022
  • Hyper-V Server 2019
  • Hyper-V Server 2016
  • Hyper-V Server 2012 R2
  • Hyper-V Server 2012
 Management Server (optional)
  • Microsoft System Center Virtual Machine Manager 2019 (optional)
  • Microsoft System Center Virtual Machine Manager 2016 (optional)
  • Microsoft System Center Virtual Machine Manager 2012 R2 (optional)
  • Microsoft System Center Virtual Machine Manager 2012 (optional)

Guest Virtual Machines

TypeSpecificationRequirements
VMwareVirtual Hardware
  • All types and versions of virtual hardware supported, including 62 TB VMDK.
  • VMs with disks engaged in SCSI bus sharing are not supported, because VMware does not support snapshotting such VMs.
  • RDM virtual disks in physical mode, independent disks, and disks connected via in-guest iSCSI initiator not supported and skipped from processing automatically. Network shares and mount points targeted to 3rd party storage devices are also skipped as these volumes/disks are not visible in the VM configuration file.
 Operating Systems
  • All operating systems supported by VMware.
 Software
  • VMware Tools (optional, recommended). VMware Tools required for the following operations: application-aware processing (quiesce).
  • All latest OS service packs and patches (required for application-aware processing).
Hyper-VVirtual Hardware
  • Supported virtual hardware version 5.0 though 9.0 (Hyper-V 2019).

  • Both Generation 1 and 2 VMs supported, including 64 TB VHDX disks.

  • [For Microsoft Hyper-V 2016 Server VMs] Processing of VMs with pass-through virtual disks and disks connected via in-guest iSCSI initiator not supported.

  • [For Microsoft Hyper-V 2012 R2 server and earlier VMs] Pass-through virtual disks and disks connected via in-guest iSCSI initiator not supported and skipped from processing automatically.

 Operating Systems
  • All operating systems supported by Hyper-V.
 Software
  • Hyper-V integration components (required for application-aware processing)

File-Level Restore from Guest Virtual Machines (LiveBrowse)

Virtual Disk Formats
Supported:
  • VHD/VHDX Fixed
  • VHD/VHDX Dynamic
  • VMDK Thin
  • VMDK ZeroedThick
  • VMDK EagerZeroedThick

Unsupported:

  • VHD/VHDX Differencing
Partition/Volume Structures
Supported:
  • Master Boot Record (MBR) Disks
  • GUID Partition Table (GPT)
    Linux Logical Volume Manager (LVM)
    • Single disk/volume only, multiple LVM partitions cannot be LiveBrowsed
  • Logical Disk Manager (LDM-4200) Volumes
File Systems
Supported:
  • NTFS
  • FAT
  • FAT32
  • ext2
  • ext3
  • ext4
  • XFS
  • BTRFS
  • ReiserFS

Unsupported:

  • ReFS
  • Windows Data Deduplication Role/Feature
Windows Volumes
Supported:
  • Simple

Unsupported:

  • Spanned
  • Striped
  • Mirrored
  • RAID 5 volumes
Disk Sizes

Unsupported:

  • Virtual disks larger than 2TB

Note: To mount the virtual disk for LiveBrowse recovery, you will need to ensure that there is sufficient free disk space on your backup appliance equal to the size of the disk being recovered from.

VMware Virtual Machine (LiveBoot) Instant Recovery

TypeOperating SystemSupported File Systems
VMwareOperating Systems
  • All operating systems supported by VMware(1)
 File Systems
  • FAT
  • FAT32
  • NTFS
  • ext2
  • ext3
  • ext4
  • ReiserFS
  • JFS
  • XFS
  • Btrfs
Note: (1) See VMware Guest Operating System Installation Guide for a list of operating systems supported by VMware.

VMware and Hyper-V Virtual Machine Cloud Recovery (Cloud LiveBoot)

TypeOperating SystemSupported File Systems
VMwareOperating Systems
  • All operating systems supported by VMware.
 File Systems
  • FAT
  • FAT32
  • NTFS
  • ext2
  • ext3
  • ext4
  • ReiserFS
  • JFS
  • XFS
  • Btrfs
 Other
  • Maximum of 4 virtual disks per guest VM supported.
  • VMware EFI partitions not supported by Cloud LiveBoot.
Hyper-VOperating Systems
  • All operating systems supported by Hyper-V.
 File Systems
  • FAT
  • FAT32
  • NTFS
  • ext2
  • ext3
  • ext4
  • ReiserFS
  • JFS
  • XFS
  • Btrfs
 Other
  • Both Generation 1 and 2 VMs supported.
  • UEFI partitions not supported by Cloud LiveBoot.
  • Maximum of 4 virtual disks per guest VM supported.
  • Windows Dynamic Disk partitions supported by Cloud LiveBoot.
  • Differencing disks (.avhd/.avhdx) configurations not supported by Cloud LiveBoot.
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