Containers vs. Unikernels

Containers vs. Unikernels: An Apples-to-Oranges Comparison

I was asked recently to write a containers-versus-unikernels article, and I said, “Sure, but it won’t be the article you think it is because I share Per Buer’s sentiment that unikernels are ...
Beware the Captive Kubernetes

Beware the Captive Kubernetes

It’s common knowledge that the Kubernetes container orchestration framework is revolutionizing the data center. In many ways, the container revolution represented by Kubernetes is comparable in impact to that caused by the ...
5 Bad Reasons to Use Containers

5 Bad Reasons to Use Containers

Containers, Docker and Kubernetes are all great things. But they’re not the right fit for all situations. Here are five bad reasons for migrating workloads to containers. For the purposes of this ...
Using CI/CD Over Containerization to Drive Down Pre-Production Costs

Using CI/CD Over Containerization to Drive Down Pre-Production Costs

Let’s look at traditional, linear application development process. It follows a sequential methodology, which means the bugs that are present in the current build will have to wait for the next build ...
Docker Inc. vs. VMware: Observations on the Docker Container Market

Docker Inc. vs. VMware: Observations on the Docker Container Market

To understand what makes containers different from virtual machines—and what the future of Docker the company will be—it’s worth comparing the rise of Docker Inc. to the rise of VMware. To be ...
The Money Question: Diamanti Discusses Containers, VMs and TCO

The Money Question: Diamanti Discusses Containers, VMs and TCO

Docker containers are cool, they help you be agile and they consume resources more efficiently. That you know. But here’s the burning question: Will containers save you money? That’s what I recently ...
Reasons to Keep Using Virtual Machines Instead of Containers

Reasons to Keep Using Virtual Machines Instead of Containers

You already know which advantages containers offer over virtual machines (VMs). But what do they do that containers can’t? Here’s a summary of the benefits. Some Docker fans would have you believe ...
Container Security Needs to Be Easy

Container Security Needs to Be Easy

We are all familiar by now with the promised benefits of deploying applications with Docker containers. These include: Significant scalability and agility improvements, Predictable performance and resource isolation, and Application portability and ...
Container Security: Why Bother?

Container Security: Why Bother?

Are containers secure? Probably not. But knowing each approach’s strengths and risks—and available options—could help ease adoption. Such a decision requires two primary considerations: Containers do not provide the same level of ...
Is This the Beginning of the End for OpenStack?

Is This the Beginning of the End for OpenStack?

I was struck by a conversation I had earlier this year during the OpenStack conference in Austin with a technical architect from one of the bigger players. He was seeing baffled IT ...
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