Why you don't need Vvols in Coho Data

Why you don’t need Vvols in Coho Data

Why Coho’s Users don’t need vSphere Virtual Volumes (VVols) Having driven the design of vSphere’s feature Virtual Volumes (VVols) as a product manager for what feels like an eternity after almost 4 years, you would naturally assume my first task…

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Docker in your Data:  Data Services as Microservices

Docker in your Data: Data Services as Microservices

In 1953, Norman Larsen discovered a way to keep nuclear missiles dry. As a 33 year-old, largely self-educated chemist and inventor, Larsen had been working for years to develop a compound that would prevent moisture from collecting on the thin…

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Software Defined Storage is About Control

Software Defined Storage is About Control

Coho is frequently accused of being a “software defined” storage system.  I don’t particularly love this term, because I think it is hugely overloaded.  I fear that most people who hear “software defined” think it means “installed as software”.  By…

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Flash Storage - Worth Its Weight In… Aluminum?

Flash Storage – Worth Its Weight In… Aluminum?

I want to talk about flash storage. That amazing high speed medium that delivers high performance at a costly price. You are probably familiar with the old saying “Worth its weight in gold!” Well, flash is not worth its weight…

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Five recent results in high-performance data paths.

Five recent results in high-performance data paths.

First, a little context: Co-op at Coho At this time of year, Coho’s engineering team interviews applicants for co-op (4 month) and intern (12 month) student placements on the team. We take these student placements really seriously: it’s an opportunity…

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Technologies that transform.

Technologies that transform.

Change fascinates me.  It always has. More specifically, I’m talking about imposed change.  Not the weather, not the seasons, not the length of your hair.  The act of making a calculated and directed change, of moving a complex system from…

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The 80/20 rule...  for storage systems.

The 80/20 rule… for storage systems.

The 80/20 rule is often attributed to an Italian economist named Vilfredo Pareto. Born in 1848, Pareto was (inspirationally at least) one of the early members of the occupy movement: he observed that 80% of Italy’s wealth at that time…

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Site to Site Replication: How It Works

Site to Site Replication: How It Works

We recently added a big feature to our storage system: site to site replication. An earlier post gave an overview of the feature, SiteProtect — what it’s for, why it’s important, and how it’s used. This post is a followup…

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Same old thinking equals same results

6 Words to Kill Your IT Career With: “That’s How We’ve Always Done It!”

Like many folks in IT, when I first started out in this business, I was on the help desk. It was back then that I learned the fundamental rule of surviving in this profession: What makes you money today will…

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Site to Site Replication for storage

Getting More from Scale-out Storage: Site to Site Replication

Here at Coho, our primary focus is on protecting your data  and keeping it available in the face of the unexpected.  We protect data from local failures such as hardware outages, media corruption, network and node loss — just to mention…

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