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Backup software are computer programs used to perform a backup; they create supplementary exact copies of files, databases or entire computers. These programs may later use the supplementary copies to restore the original contents in the event of data loss ; [ 1 ] hence, they are very useful to users.
This is a list of notable backup software that performs data backups. Archivers, transfer protocols, and version control systems are often used for backups but only software focused on backup is listed here. See Comparison of backup software for features.
The backup data needs to be stored, requiring a backup rotation scheme, [4] which is a system of backing up data to computer media that limits the number of backups of different dates retained separately, by appropriate re-use of the data storage media by overwriting of backups no longer needed. The scheme determines how and when each piece of ...
Bacula is an open-source, enterprise-level computer backup system for heterogeneous networks. It is designed to automate backup tasks that had often required intervention from a systems administrator or computer operator. Bacula supports Linux, UNIX, Windows, and macOS backup clients, and a range of professional backup devices including tape ...
Veeam Backup & Replication operates both the virtualization layer as well manages physical machine backup. It backs up VMs at the image-level using a hypervisor's snapshots to retrieve VM data. [6] Backups can be full (a full copy of VM image) or incremental (saving only the changed blocks of data since the last backup job run). [7]
The software can perform full, differential and incremental backups: Full: Creates a new backup archive every time and backs up everything specified by the user. Differential: Backups only backup the changes made since the latest full backup. Incremental: Only backs up the changes made since the last incremental backup. Incremental backups are ...
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The Advanced Maryland Automatic Network Disk Archiver (Amanda) is an open source computer archiving tool that is able to back up data residing on multiple computers on a network. It uses a client–server model , where the server contacts each client to perform a backup at a scheduled time.