Ubuntu系統中安裝數據去重備份工具zbackup 1.5

zbackup是一個全局去除重復數據備份工具，基於rsync備份理念。這種方式只有新的變化被存儲，只要文件不太不同，所需的存儲量是非常低的。以前存儲的任何備份文件都可以隨時讀取。與程序格式無關，所以你可以備份任何文件（包括任何類型的文件，專有格式，甚至原始磁盤鏡像。

推薦閱讀：zBackup：一個多功能的去重備份工具 http://www.linuxidc.com/Linux/2015-05/118101.htm

特征：

• Parallel LZMA or LZO compression of the stored data
• Built-in AES encryption of the stored data
• Possibility to delete old backup data
• Use of a 64-bit rolling hash, keeping the amount of soft collisions to zero
• Repository consists of immutable files. No existing files are ever modified
• Written in C++ only with only modest library dependencies
• Safe to use in production (see below)
• Possibility to exchange data between repos without recompression

zbackup 1.5 alpha 更新日志：

• Features:
  • Customizable configuration
  • Support for OpenBSD, FreeBSD, Cygwin
  • Possibility to change repository password
  • Experimental: “cacheless restore”
  • Experimental: deep GC mode
  • Zero compression support
• Bug fixes:
  • Memory leakage
  • File descriptors leakage
  • Index growing on GC
  • Maybe some more…

如何在Ubuntu系統中安裝數據去重備份工具zbackup 1.5

sudo add-apt-repository ppa:eugenesan/ppa

sudo apt-get update

sudo apt-get install zbackup