August 22, 2017

Why Docker Won’t Kill Virtual Machines

Jul 19, 2017 0 441

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 in 2013 changed the game ...

The 5 Killer Features that Set Docker Apart

May 31, 2017 1 581

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 virtual machines. It can seem ...

MirageOS Unikernels Now Support KVM and FreeBSD bhyve

Feb 27, 2017 1 881

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 a type of unikernel. Unikernels ...

Should You Migrate to Docker Containers? Not Always

Feb 16, 2017 0 1136

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 container train, you should make ...

Imagining the Post-Docker Next Big Thing

Jan 27, 2017 1 1257

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 2013, Docker has established a ...

Comparing OpenVZ and LXD Linux System Container Platforms

Jan 9, 2017 1 1747

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 of OpenVZ and LXD. Both ...

Testing LXD, Canonical’s Container Hypervisor for Linux

Nov 17, 2016 4 1930

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 found. By “pure-container hypervisor,” Canonical ...

Is Being Open Source Docker’s Killer Feature?

Oct 26, 2016 0 770

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 you’re familiar with Docker, you ...