Storage is not one-size-fits-all, and determining what the right storage is for your needs is difficult. There are many storage vendors out there, each selling a combination of complex engineering, bitter experience and marketing pixie dust wrapped up together into a saleable product. So how do you determine which bit of storage is the best for the job, and what measurements can help you accomplish this task?
As with most things, when you attempt to determine the relative value of storage there are both quantitative and qualitative measures to consider. Quantitative measures of storage are what can be readily determined through benchmarking. Input/output operations per second (IOPS), latency and throughput are the big benchmark measurements. Qualitative measurements are more subjective. These include things like ease of use, or the importance and utility of various storage features to the organization considering the storage.
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