November 30, 2009

Disk Hasn't Killed Tape Yet

Article Source Enterprise Storage Forum

For years, articles have predicted the death of tape storage. Virtual tape libraries (VTLs) and other disk-based backup strategies have been held up as more efficient, faster and so on. The rise of deduplication has only added to the chorus by making it possible to pack around 20 times more backup data onto disk.

Certainly, tape has lost a lot of ground to disk, particularly at the lower end of the market, and as a repository for recent backup data. But like a tenacious tenant who refuses to be evicted from an area earmarked for redevelopment, tape is alive and kicking. And for long-term backup retention and archiving, tape appears to be holding its own — especially among large enterprises...

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