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 ...
Why Docker Won't Kill Virtual Machines

Why Docker Won’t Kill Virtual Machines

Conventional wisdom posits that Docker containers are killing virtual machines. That’s an overstatement. VMware, KVM and other virtual machine platforms still have bright futures. Here’s why. There’s no doubt that Docker’s debut ...
The 5 Killer Features that Set Docker Apart

The 5 Killer Features that Set Docker Apart

Why did Docker containers become so popular? To understand the answer, you have to identify Docker’s killer features — the ones that set Docker apart from other container frameworks, as well as ...
MirageOS Unikernels Now Support KVM and FreeBSD bhyve

MirageOS Unikernels Now Support KVM and FreeBSD bhyve

Unikernels built using MirageOS can now run on more hypervisors following the release this week of MirageOS 3.0, a platform for building specialized microservices applications for the cloud. MirageOS lets you build ...
Should You Migrate to Docker Containers? Not Always

Should You Migrate to Docker Containers? Not Always

Docker containers are one of the most popular things in IT right now. But you probably learned in kindergarten that what is popular is not always right. So before jumping on the ...
Imagining the Post-Docker Next Big Thing

Imagining the Post-Docker Next Big Thing

Docker containers have transformed from a niche technology to mainstream. That begs the question: What will be the next major innovation in the container and microservices world? From its humble beginnings in ...
Comparing OpenVZ and LXD Linux System Container Platforms

Comparing OpenVZ and LXD Linux System Container Platforms

OpenVZ and LXD, which enable you to run a complete operating system inside a container, are not very different. But is one system container platform better than the other? Here’s a comparison ...
Testing LXD, Canonical's Container Hypervisor for Linux

Testing LXD, Canonical’s Container Hypervisor for Linux

Canonical is betting that LXD, which it calls the “pure-container hypervisor,” can beat VMware, KVM and other traditional hypervisors. To see for myself, I recently gave it a whirl. Here’s what I ...
Is Being Open Source Docker's Killer Feature?

Is Being Open Source Docker’s Killer Feature?

What’s driving Docker’s popularity? There are lots of obvious factors. But here’s one that receives less attention: Docker is free and open source. Here’s why that matters more than people may realize. If ...