Blog posts tagged "docker"

There’s no shortage of excitement, controversy, and readership, any time you can work “Docker” into a headline these days.  Perhaps a bit like “Donald Trump”, but for CIO tech blogs and IT news — a real hot button.  Hey, look, I even did it myself in the title of this post!Sometimes an article even starts out about CoreOS, but gets divert

In my last post, I introduced you to Juju and talked about how it could help you. Now I’d like to walk you through some real world examples of Juju in action. Workloads Bundles are used to represent workloads. Bundles can be simple, like the WordPress example in the previous post, or complex. OpenStack If

Wayne has a great post on the new juju lxd work. I’ve been using it a bit and it is awesome. It is super fast and I can create and destroy environments faster than creating and destroying with juju-local. One thing which I’ve done which has made all LXC and LXD instances more valuable to … Continue reading Converting eth0 to br0 and getti

Picture yourself containers on a server With systemd trees and spawned tty’s Somebody calls you, you answer quite quickly A world with the density so high – Sgt. Graber’s LXD Smarts Club Band Last week, we proudly released Ubuntu 15.10 (Wily) — the final developer snapshot of the Ubuntu Server before we focus the majority

We kicked off OpenStack Summit Tokyo’s Thursday Track Day with Mark Shuttleworth’s opening address, “OpenStack for Everyone”. You can watch it yourself below” Highlights Large OpenStacks Are Choosing Ubuntu – Every six months, the OpenStack Foundation does a survey of users. In the most recent one, the number of participants doubled and t

We’ve long considered nested containers an important use case in lxc. Lxd is no different in this regard. Lately there have been several questionsIf you are using privileged lxd containers (security.privileged: true), then the only thing you need to do is to set the security.nesting flag to true:lxc launch ubuntu nestc1 -c security.nest

Editors Note: This post is one of many in a series covering the newpatterns in charming. This first post will be information heavy andcover a walkthrough of the techonologies at play. Video content andadditional tutorials will follow.It’s been an exciting couple of months for the Juju Charmers. If you’ve beenfollowing the Juju mailing lis

Stephane Graber gave this talk at the recent Container Camp event on Sept 11th, 2015 at the Barbican Centre, London. He is a long time Open Source user and contributor mostly involved in the Edubuntu project, Ubuntu itself and LTSP. He is also the project lead for LXD and LXC at Canonical.

LXD (pronounced “lex-dee”) is a container hypervisor from Ubuntu. LXD containers look and act like virtual machines, but have the lightweight performance and scalability of process containers. You can use LXD on its own to deploy traditional workload applications, or you can use Docker containers inside LXD containers to get the best of b

Canonical is delighted to sponsor ContainerCon 2015, a Linux Foundation event in Seattle next week, August 17-19, 2015. It’s quite exciting to see the A-list of sponsors, many of them newcomers to this particular technology, teaming with energy around containers. From chroots to BSD Jails and Solaris Zones, the concepts behind containers

Orchestration of containers is one of the hottest topics in devops. Prior to Dockercon this year we thought it would be a great idea to bring in some of the thought leaders in this area and have a discussion of the challenges that face devops today and how solving large scale problems can help drive

While dogfooding my own work, I decided it was time to upgrade my distributeddocker services into the shiny Kubernetes charms now that 1.0 landed last week.I’ve been running my own “production” (I say in air quotes, because my 20 or somicroservices

Kubernetes 1.0 launched today!And in the spirit of Kubernetes reaching this major milestone, we’ve beentracking upstream development to enable a strong story across the two perspectivesa user can enter the container cluster management space: as a co

A big congratulations to the Kubernetes project and community on releasing version 1.0 to the public! Kubernetes (a.k.a. k8s) is an open source system for managing containerized applications across multiple hosts called a cluster.  Over the past six months we’ve had a small team of “container people” working to make sure that we could del

As you probably remember from grade school math class, primes are numbers that are only divisible by 1 and themselves.  2, 3, 5, 7, and 11 are the first 5 prime numbers, for example.Many computer operations, such as public-key cryptography, depends entirely on prime numbers.  In fact, RSA encryption, invented in 1978, uses a modulo of a p

Using Juju in Docker for your projectsEarly this year the juju-solutions team has been experimenting with Juju inDocker – namely for isolation, and portability reasons. The Vagrant image givesa nice isolated and rebuildable environment – however the