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IOPS per what?
This article is part of the Storage magazine issue of Vol. 10 Num. 11 January 2012
Disk capacity has been the sexy specification the majority of us have latched onto, but it’s time to start thinking about performance and power consumption. Back when he was at Xiotech (now XIO), Rob Peglar used to present a PowerPoint deck that included a slide depicting a butcher processing a large pile of ground beef. The unappealing image provided a memorable hook for Peglar’s point: for years, we’ve bought storage in a similar fashion, using the simple metric of dollars per pound. Interviewing disk drive makers a few years ago, I learned a different but related truth about disk. Many disk drive industry insiders observed that their biggest sales accrued based on “larger,” rather than “faster” or “smarter.” Customers saw bigger capacity as the improvement that meant the most. A 1 TB drive was better than a nimbler 250 GB drive, and a 2 TB drive yielded more sales than a fancy 500 GB flash/hard disk hybrid unit. Bigger is better made a certain kind of sense, of course. Knowing virtually nothing about data itself -- the ...
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Features in this issue
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Columns in this issue
It seems like everyone is making predictions about data storage technologies for 2012 and beyond, but who are you going to believe -- them or me?
Disk capacity has been the sexy specification the majority of us have latched onto, but it’s time to start thinking about performance and power consumption.
More than one-third of total respondents to a recent ESG survey said their organizations are leveraging solid-state storage in some form today.
You may already be sold on the concept of scale-out NAS, but scale-out systems vary widely and you’ll have plenty of decisions to make before buying one.