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• Backup and Restore
  Backup Storage Before a backup can run, a backup storage must be defined. Refer to the
  25 KB (4,208 words) - 17:30, 6 March 2024
• Storage: Proxmox Backup Server
  This backend allows direct integration of a Proxmox Backup Server into Proxmox VE A Proxmox Backup storage can be added directly through the Proxmox VE API, CLI or
  6 KB (922 words) - 14:11, 23 November 2023
• Bypassing backup and restore when upgrading
  Since Backup and Restore can be a time-consuming process in the following a more rapid m * Backup all VMs
  1 KB (214 words) - 13:46, 23 November 2021

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• Bypassing backup and restore when upgrading
  Since Backup and Restore can be a time-consuming process in the following a more rapid m * Backup all VMs
  1 KB (214 words) - 13:46, 23 November 2021
• VMA
  == VMA backup format == Since the 2.3 release PVE has a new format for its very powerful vm backup feature: .vma, replacing the old one, the common .tar format. As with the o
  3 KB (539 words) - 14:31, 13 January 2021
• Live Snapshots
  === Backup === ...roxmox VE 2.3. Please note, snapshots are not included in the backup - see backup logs.
  2 KB (314 words) - 13:20, 24 May 2017
• Storage: Directory
  or backup files. Backup files
  4 KB (667 words) - 09:11, 23 March 2023
• Storage: Proxmox Backup Server
  This backend allows direct integration of a Proxmox Backup Server into Proxmox VE A Proxmox Backup storage can be added directly through the Proxmox VE API, CLI or
  6 KB (922 words) - 14:11, 23 November 2023
• Storage: GlusterFS
  Backup volfile server IP or DNS name. images vztmpl iso backup snippets
  2 KB (225 words) - 08:04, 16 April 2019
• HTTPS Certificate Configuration (Version 3.x and earlier)
  === Backup PVE created files ===
  2 KB (344 words) - 15:44, 18 July 2019
• Hyper-converged Infrastructure
  networking resources, manages highly available clusters, backup/restore as well compute, storage, networking, backup, and management center. It can replace
  2 KB (353 words) - 12:46, 22 November 2022
• PVE2ClusterTestBed
  * backup of /etc/pve in /root/backup/pve if backup of previous /etc/pve configuration exists :
  3 KB (422 words) - 08:31, 10 July 2013
• Storage: CIFS
  cifs: backup path /mnt/pve/backup
  3 KB (449 words) - 14:11, 23 November 2023
• Convert OpenVZ to LXC
  # make a backup of the OpenVZ container # restore/create a LXC container based on the backup
  7 KB (1,092 words) - 12:30, 9 January 2020
• Upgrade from 1.9 to 2.0
  *New installation on new hardware (and restore VM´s from backup), recommended way. If possible, install 2.0 on new servers and move your VM´s step by step via backup/restore. If you choose this method you can do the move step by step and wit
  4 KB (714 words) - 08:18, 21 January 2022
• Main Page
  ...terFS]], [[Storage: NFS|NFS]] and [[Storage: Proxmox Backup Server|Proxmox Backup Server]] * [[Backup and Restore]] will explain how to use the integrated backup manager
  5 KB (696 words) - 17:10, 13 February 2024
• Upgrade from 4.x to 5.0
  ..., including some downtime. NEVER start the upgrade process without a valid backup and without testing the same in a test lab setup. *New installation on new hardware (and restore VM´s from backup)
  7 KB (1,150 words) - 08:14, 21 January 2022
• Command Line Tools
  = Backup = vzdump - backup utility for virtual machine - see "man vzdump"
  2 KB (312 words) - 15:29, 16 December 2022
• Upgrade from 3.x to 4.0
  ..., including some downtime. NEVER start the upgrade process without a valid backup and without testing the same in a test lab setup. *OpenVZ is removed, a conversion via backup/restore to LXC is needed
  10 KB (1,573 words) - 08:15, 21 January 2022
• Shrink Qcow2 Disk Files
  * '''IMPORTANT:''' Create a backup of your existing VM disk file: ...to either delete the backup of the original disk, or move it to an offline backup storage.
  4 KB (678 words) - 10:42, 20 March 2019
• Storage: CephFS
  content backup ...dd cephfs <name> --monhost "10.1.1.20 10.1.1.21 10.1.1.22" --content backup --keyring /root/cephfs.secret
  4 KB (624 words) - 10:29, 22 June 2023
• File System level backups with LVM snapshots
  Basically the target host, when a backup is required via ssh connection, instead of directly executing the rsync com # Prepares backup operations (for instance, save ACL in case of Windows host)
  18 KB (2,816 words) - 06:42, 19 October 2022
• Upgrade from 2.3 to 3.0
  *New installation on new hardware (and restore VM´s from backup) ...be able to do a clean ISO installations and restore all VM´s and CT´s from backup.
  5 KB (848 words) - 08:18, 21 January 2022
• Proxmox VE 4.x Cluster
  ...ou will get conflicts with identical VMID´s - to workaround, use vzdump to backup and to restore to a different VMID after the cluster configuration). ...ines from the node by either transfering them to other nodes or creating a backup to an external storage and deleting them from the node.
  11 KB (1,673 words) - 15:36, 18 July 2019
• PVE-zsync
  This is useful for advanced backup strategies. | Main Goal || redundancy || offsite backup
  9 KB (1,392 words) - 14:17, 15 December 2020
• Backup and Restore
  Backup Storage Before a backup can run, a backup storage must be defined. Refer to the
  25 KB (4,208 words) - 17:30, 6 March 2024
• Upgrade from 5.x to 6.0
  ...backup is ''always'' needed before starting the upgrade process. Test the backup beforehand in a test lab setup. *A new installation on a new hardware (and restoring VMs from the backup)
  13 KB (2,130 words) - 08:15, 21 January 2022
• Ceph Server
  : restore backup to a ext4 directory and run du -sh , then do restore manually specifying t
  2 KB (276 words) - 14:05, 12 January 2024
• Storage
  Proxmox Backup content iso,vztmpl,backup
  11 KB (1,867 words) - 17:30, 6 March 2024
• PBS Client CPU Benchmark
  This article is using the benchmark included in the Proxmox Backup Server client and building said client from source as rough (!) comparison ...us multicore systems look worse than they will in practice (where multiple backup jobs/verifications/GCs/... can run at the same time).
  24 KB (1,386 words) - 12:22, 3 March 2023
• Notifications
  matcher: backup-failures target backup-admins
  10 KB (1,544 words) - 17:30, 6 March 2024
• Installation: Tips and Tricks
  content iso,vztmpl,backup content backup,iso,vztmpl,rootdir,images
  4 KB (661 words) - 10:22, 28 September 2016
• Storage: NFS
  images rootdir vztmpl iso backup snippets
  2 KB (347 words) - 09:11, 23 March 2023
• Perl Style Guide
  description => "Enable backup fleecing. Cache backup data from blocks where new guest writes happen" ." on specified storage instead of copying them directly to the backup target. This can help"
  16 KB (2,449 words) - 08:36, 12 April 2024
• Proxmox VE 2.0 Cluster
  ...you will get conflicts with identical VMID´s (to workaround, use vzdump to backup and to restore to a different VMID). Backup /var/lib/pve-cluster/
  10 KB (1,597 words) - 15:34, 18 July 2019
• Anatomy of LXC Container Config File
  pvesm add dir bak --path /mnt/bak --content backup
  3 KB (298 words) - 15:09, 29 September 2022
• BTRFS
  content iso,vztmpl,backup content iso,vztmpl,backup,images,rootdir
  6 KB (957 words) - 17:30, 6 March 2024
• Iscsi/nappit
  individually with zfs-send/receive or pve-zsync. otherwise you can only backup ...ns : see https://forum.proxmox.com/threads/nappit-omnios-how-to-set-up-for-backup-storage.26921/
  11 KB (1,722 words) - 11:01, 29 November 2016
• Upgrade from 6.x to 7.0
  ...ackup is ''always'' required before starting the upgrade process. Test the backup beforehand in a test lab setup. *A new installation on new hardware (restoring VMs from the backup)
  22 KB (3,416 words) - 12:46, 2 June 2023
• Ceph Octopus to Pacific
  # create a backup first ceph osd getcrushmap -o backup-crushmap
  9 KB (1,571 words) - 14:22, 31 May 2023
• Additional ways to migrate to Proxmox VE
  You have to provide a folder to save the partition "backup", which will be quite large (FSArchiver has several compression level, but == Backup the partition ==
  24 KB (4,071 words) - 16:57, 13 February 2024
• Command line tools - PVE 3.x
  == Backup == vzdump - backup utility for virtual machine - see "man vzdump"
  15 KB (1,099 words) - 15:18, 16 December 2022
• Upgrade from 7 to 8
  ...ackup is ''always'' required before starting the upgrade process. Test the backup beforehand in a test lab setup. * A new installation on new hardware (restoring VMs from the backup)
  23 KB (3,608 words) - 08:41, 23 October 2023
• Ceph Nautilus to Octopus
  # create a backup first ceph osd getcrushmap -o backup-crushmap
  10 KB (1,588 words) - 14:22, 31 May 2023
• Qemu-guest-agent
  # To freeze the guest file system when making a backup/snapshot (on windows, use the volume shadow copy service VSS). If the guest
  4 KB (541 words) - 08:28, 16 June 2023
• Tape Drives
  ...a native tape backup solution available: https://pbs.proxmox.com/docs/tape-backup.html ...to a directly attached tape drive in a KVM guest. Main reason is to run a backup software in a KVM guest using the tape drive physically connected to the Pr
  19 KB (2,741 words) - 14:39, 28 May 2021
• Raid controller
  ...you don't want to loose your data in case of black-out, you need a battery backup (BBU). That ensures that any pending writes during a blackout can finish be ...box. But be aware, it has no possibility to extend it with an BBU (Battery Backup Unit).
  8 KB (1,228 words) - 13:35, 5 November 2020
• Manual: pct.conf
  lock: <backup | create | destroyed | disk | fstrim | migrate | mounted | rollback | snaps mp[n]: [volume=]<volume> ,mp=<Path> [,acl=<1|0>] [,backup=<1|0>] [,mountoptions=<opt[;opt...]>] [,quota=<1|0>] [,re
  11 KB (1,891 words) - 14:11, 23 November 2023
• Install Proxmox VE on Debian Squeeze
  ...take care that you have enough free space for snapshots (needed for online backup with vzdump)
  4 KB (579 words) - 14:37, 6 November 2019
• Unprivileged LXC containers
  It is possible to convert an existing CT into an unprivileged CT by doing a backup, then a restore on console:
  4 KB (610 words) - 12:18, 16 March 2021
• Graphical User Interface
  Backup: schedule backup jobs. This operates cluster wide, so it doesn’t Backup: create and restore system backups.
  13 KB (2,192 words) - 14:11, 23 November 2023
• Windows XP Guest Notes
  ...IDE/SATA to VIRTIO may causing blue dead screen Windows, so please make a Backup first!
  4 KB (686 words) - 14:17, 6 October 2016
• Proxmox Node Management
  When troubleshooting server issues, for example, failed backup jobs, it can
  4 KB (669 words) - 09:11, 23 March 2023
• Migrate to Proxmox VE
  ...physical link is used to access the disk images and write the data to the backup target. === Backup ===
  36 KB (6,025 words) - 14:43, 29 March 2024
• Downloads
  libproxmox-backup-qemu0: 1.4.0 proxmox-backup-client: 3.0.4-1
  86 KB (11,636 words) - 13:32, 23 November 2023
• Quick installation
  ...the recovery of High Availability services, important package update news, backup notifications (configurable) and other important events.
  4 KB (617 words) - 17:57, 3 February 2022
• Security Reporting
  ...kup Server: https://pbs.proxmox.com/docs/faq.html#how-long-will-my-proxmox-backup-server-version-be-supported
  5 KB (860 words) - 12:15, 8 December 2022
• Install Proxmox VE on Debian Wheezy
  ...care that you have enough free space for snapshots (needed for online LVM backup with vzdump, OpenVZ containers only)
  5 KB (774 words) - 16:16, 18 July 2019
• Ceph Luminous to Nautilus
  ceph osd getcrushmap -o backup-crushmap ceph osd setcrushmap -i backup-crushmap
  13 KB (2,130 words) - 14:22, 31 May 2023
• Proxmox VE News
  ...countless improvements and a lot of exiting new features like the new KVM Backup/Restore - without the need of LVM. ===Backup with vzdump - new GUI===
  26 KB (3,708 words) - 09:00, 29 January 2016
• Linux Container
  mp[n]: [volume=]<volume> ,mp=<Path> [,acl=<1|0>] [,backup=<1|0>] [,mountoptions=<opt[;opt...]>] [,quota=<1|0>] [,re backup=<boolean>
  48 KB (7,704 words) - 14:11, 23 November 2023
• Proxmox VE Mobile
  * Back up data to different storages including Proxmox Backup Server
  6 KB (1,050 words) - 08:30, 6 May 2022
• Serial Terminal
  You might consider creating the ttyS1.conf file as well, just as a backup in case you have a crash with ttyS0
  6 KB (1,034 words) - 10:00, 27 August 2018
• FAQ
  having a current backup ready.
  6 KB (924 words) - 14:11, 23 November 2023
• Manual: qm.conf
  agent: [enabled=]<1|0> [,freeze-fs-on-backup=<1|0>] [,fstrim_cloned_disks=<1|0>] [,type=<virtio|isa>] freeze-fs-on-backup=<boolean> (default = 1)
  45 KB (7,721 words) - 14:11, 23 November 2023
• Network Configuration
  Active-backup (active-backup): Only one NIC slave in the bond is active-backup mode.
  21 KB (3,383 words) - 14:11, 23 November 2023
• Secure Boot Setup
  Since Proxmox VE 8.1 / Backup Server 3.1 and kernel 6.5.11-4, signed packages that support Secure Boot ou ...elated Proxmox packages is available since November 2023 (Proxmox VE 8.1 / Backup Server 3.1), and installed by default on new installations.
  20 KB (3,297 words) - 16:30, 25 March 2024
• Infiniband
  bond_mode active-backup
  7 KB (935 words) - 10:28, 23 August 2023
• Technical Writing Style Guide
  ...When writing about Proxmox (the company) or a project (Proxmox VE, Proxmox Backup) try to avoid the use of "we". ...Proxmox VE/Proxmox Virtual Environment, Proxmox Mail Gateway, and Proxmox Backup Server in formal/public/marketing communication. If you're talking about on
  22 KB (3,421 words) - 08:39, 28 November 2023
• User Management
  the Proxmox Backup Server web interface to add a TOTP factor. PVEDatastoreAdmin: create and allocate backup space and templates
  38 KB (6,379 words) - 14:11, 23 November 2023
• Proxmox Cluster File System (pmxcfs)
  Cluster-wide vzdump backup-job schedule
  8 KB (1,323 words) - 14:11, 23 November 2023
• Cluster Manager
  create a backup of each guest (using vzdump) and restore it under a different configuration file. This serves as a backup if the new configuration fails to
  41 KB (6,702 words) - 17:30, 6 March 2024
• HTTPS Certificate Configuration (Version 4.x, 5.0 and 5.1)
  It is recommended to do an off-site/offline backup of the account key file in <tt>/etc/pve/.le/account.key</tt>, in case one o
  11 KB (1,700 words) - 15:58, 22 August 2019
• Separate Cluster Network
  ...See 'Write config when not quorate' and then overwrite the config with the backup on each node, '''increase''' the config versions inside it and give attenti
  13 KB (2,042 words) - 13:24, 20 August 2019
• ZFS on Linux
  server or generating a high IO load, often seen when starting a Backup Establish and test a backup procedure before enabling encryption of
  27 KB (4,596 words) - 17:30, 6 March 2024
• QEMU/KVM Virtual Machines
  Be sure to have a working backup first and be prepared for changes to how the If you want the Proxmox VE backup manager to skip a disk when doing a backup of a VM,
  113 KB (19,549 words) - 17:30, 6 March 2024
• Qemu/KVM Virtual Machines
  If you want the Proxmox VE backup manager to skip a disk when doing a backup of a VM, you can set the No backup option on that disk.
  103 KB (17,733 words) - 12:46, 22 November 2022
• Host Bootloader
  well-tested backup of your Proxmox VE host!
  17 KB (2,685 words) - 17:30, 6 March 2024
• Roadmap
  * Fix a bug where the backup job editor window would add an invalid entry for VMID 0 when using selectio * Remove the 10-minute timeout for allocating VM disks when restoring from backup, as this timeout may be exceeded if disks are large or network storage is i
  261 KB (40,940 words) - 08:16, 26 February 2024