how would you backup 1TB of data to dvds?

Robert L Cochran cochranb at
Sat Feb 9 19:10:33 UTC 2008

Peter Arremann wrote:
> On Saturday 09 February 2008, Valent Turkovic wrote:
>> I asked for a backup to DVDs, I need a cheap solution for chunks of
>> 50GB every month.
> Even then reliability of media and writers is likely not going to make you 
> happy. Dual layer is tempting but the reliability of those is even worse than 
> regular media. 
> You haven't said anything about the type of data you have. How well does it 
> compress with bzip or 7zip? 
> LTO1 media are pretty reliable if you can keep the temperature at the right 
> levels. They can be had pretty cheaply on ebay these days - 100GB a piece. 
> Peter.
I'm confused -- what is the advantage of using tape media (that is what
LTO-1 is, right?) over a hard disk? How does the cost compare to just
buying an external USB hard drive?


Bob Cochran
Greenbelt, Maryland, USA

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