Tag: SSD

About the (real) price of Flash and Disk

Lately I have been writing a lot about the role of flash memory and disk drives in the future of storage infrastructures (here and here a couple of examples). And latest news is simply confirming that it will be all about Flash for primary workloads and Object Storage (and disks) for the rest. Reality is that Flash is quickly becoming already a no-brainer when it comes to IOPS per GB in primary data scenarios, but pure capacity is a totally different thing and it will continue to be deployed through disks for a long time yet. Even if you...

Read More

Flash Vs Disk comparisons are not fair

I’ve just finished reading this report from wikibon and, even though I agree with most of what is said, I’m not sure the timing is correct. In fact, from my point of view, it doesn’t reflect the reality of modern datacenters and their evolution, especially when large capacities are involved. Capacity is important A few days ago I wrote an article about a two tier storage architecture for the enterprise. And I did it because the economics of disks is still good if we look at the overall picture. And there are a couple of reasons why I think...

Read More


The views expressed on these pages are mine alone and not (necessarily) those of any current, future or former client or employer. As I reserve the right to review my position based on future evidence, they may not even reflect my own views by the time you read them. Protip: If in doubt, ask.