Active data, not passive storage.

Active data, not passive storage.

TL;DR: Today, Coho is announcing support for running containerized applications within our enterprise storage system.  This is the beginning of something really, really cool. Now, the longer version. For as long as I have been alive, my father’s basement has…

5,265 total views, 49 views today

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…

2,388 total views, 13 views today

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…

6,585 total views, 12 views today

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…

6,159 total views, 5 views today

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…

2,735 total views, 5 views today

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…

8,862 total views, 8 views today

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…

4,611 total views, 7 views today

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…

43,454 total views, 16 views today

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…

3,354 total views, 5 views today

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…

6,424 total views, 2 views today