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本文在对两种新备份技术——基于主机的磁盘到磁盘(Disk-to-Disk,简称D2D)技术和虚拟磁带库(Virtual Tape Library,简称VTL)技术进行比较后,进一步对多个VTL应用技术进行分析比较,提出一套新的基于虚拟化技术的三峡集团信息系统数据备份方式,该应用技术的实施,可以解决集团公司在数据备份方面存在的问题,并有广阔的发展前景。
After comparing two new backup technologies, host-based disk-to-disk (D2D) technology and virtual tape library (VTL) technology, this paper further applies to multiple VTLs Technology is analyzed and compared, a new set of virtualization technology based on the Three Gorges Group information system data backup method, the implementation of the application technology, the group can solve the problems in the data backup, and has broad prospects for development.