[geeks] Virtual Machine Hosting

Lionel Peterson lionel4287 at gmail.com
Thu May 7 13:45:24 CDT 2009


On May 7, 2009, at 12:51 PM, Aaron Finley <aaronfinley at gmail.com> wrote:

> On Thu, May 7, 2009 at 12:26 PM, Lionel Peterson  
> <lionel4287 at gmail.com>
> wrote:
>> Speaking of big iron, when did RAID become Redundant Array of  
>> INDEPENDENT
>> Disks? I saw this on a Dell tech certification test a while ago,  
>> and it's
>> been bugging me for a while. Didn't it start out as Inexpensive, in
>> comparison to mainframe DASD, the place where RAID started?
>
> According to Wikipedia,
>
> ^ "Originally referred to as Redundant Array of Inexpensive Disks, the
> concept of RAID was first developed in the late 1980s by Patterson,
> Gibson, and Katz of the University of California at Berkeley. (The
> RAID Advisory Board has since substituted the term Inexpensive with
> Independent.)" Storage Area Network Fundamentals; Meeta Gupta; Cisco
> Press; ISBN-13: 978-1-58705-065-7; Appendix A.
>
> "More recently, marketers representing industry RAID manufacturers
> have revised the term to Redundant Array of Independent Disks, a
> convenient means of avoiding the expectation of low cost associated
> with 'inexpensive'."

But that is the joke, IMHO - disks have never been cheaper (10 cents a  
Gigabyte), maybe by perception is askew because I remember RAID as a  
way to use cheap PC HDs as reliable storage for 3090 series mainframes  
in the mid-eighties...

Lionel



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