December 16, 2015
How Weave built a cloud deployment for Scope using Kubernetes
This was originally posted on the Kubernetes blog. Earlier this year at Weaveworks we launched Weave Scope, an open source solution for visualization and monitoring of containerised apps and services. Recently we released a hosted Scope...
November 13, 2015
Weave Networking Performance with the New Fast Data Path
Weave Net 1.2 delivers performance close to standard networking on today’s common x86 servers thanks to “fast data path”, a feature we previewed a few months ago. We’ll be doing additional testing on servers with newer 10G network...
November 03, 2015
Docker networking 1.9 and Weave technical deep-dive
This is a technical follow up to the previous post, Life and Docker Networking – One year On. Please note that our goal here, shared with Docker, is to make the customer experience as straightforward as possible. Do get in touch if you...
July 28, 2015
Anatomy of a Docker Networking Heisenbug
Earlier last week I was asked to look into the intermittent failure of one of the smoke tests for our new gossip based DNS implementation. The test is quite straightforward – it starts then kills containers in a loop across a number of...
July 14, 2015
I Quadrupled the Speed of Our Container Test Rig in a Day
Spoiler: this post is about Docker storage drivers. Not volume storage drivers, but how Docker implements the files inside every container.Background: as part of our drive to deliver high-quality software, we maintain a set of...
July 13, 2015
Testing Times at Weaveworks
We like continuous integration and testing at Weaveworks. This blog post tells the story of the journey we have been through, the tools and technologies we use, what worked and what didn’t, and the lessons we’ve learned. A few months back,...
June 22, 2015
Weave as a Docker Network Plugin
The Weave plugin gives you a closer integration with Docker: docker inspect --format=’{{.NetworkSettings.IPAddress}}’ $WOVEN_CONTAINER A while ago I reported on a proof of concept that made Weave act as a Docker extension. Much of the...
June 16, 2015
Weave Net Cryptography FAQ
What do you recommend for confidentiality, integrity and authenticity with Weave Net? Weave communicates via TCP and UDP on a well known port, so you may use whatever is appropriate to your requirements – for example an IPsec VPN for...
April 29, 2015
Running Containers on Remote Docker Hosts with Weave 0.10
In an earlier post we peeked under the covers of Weave 0.10 to discover how it interacts with remote Docker hosts. So, for example weave launch is translated into: <br> docker run --rm -v /var/run/docker.sock:/var/run/docker.sock -v...
April 23, 2015
Weave as a Docker Extension
(UPDATE: New, simpler build instructions) For some time there has been talk of extending Docker. Lately we have been seeing some projects born of this ongoing conversation; for example you may have seen Powerstrip, which lets you hook into...
April 20, 2015
Remote Weaving with Weave 0.10
One of the highlights of Weave 0.10 is the ability to run Weave on remote Docker hosts, in a pure container-only environment where the only access to the hosts is through the Docker Remote API. The weave script, as we know it Weave has...
April 14, 2015
My Container Won't Stop on Ctrl-C, and Other Minor Tragedies
At Weaveworks, we containerise as much as possible, to simplify packaging and deployment. So, most of the time, whatever you ask our software to do will run inside a container. One day while testing, one step of network set-up got stuck,...
January 29, 2015
Powerstrip-Weave
We’re very happy today to give the spotlight to Kai Davenport, who has been advancing the state of the art of Docker extensions, and weave, with his project powerstrip-weave. –Michael Powerstrip-Weave: A Docker Networking Extension In this...
November 04, 2014
Have You Met weaveDNS?
Today we’re releasing a preview of weaveDNS: a distributed DNS service for your weave network. As with DNS in general, the main use of weaveDNS is to be able to refer to things by name rather than address. For instance, a database...
October 31, 2014
Why Do We Have a Script that Wraps the 'docker' Command?
We’ve heard this question quite a few times. Sometimes it’s a reaction to a problem, like “I already have this other script that runs the Docker command, so it’s inconvenient to have to run your script instead”. So I thought I...