Microsoft continues its push to adapt to the new realities brought about by the containers tsunami, having recently announced the Nano Server, a "minimal footprint" Windows Server, and Hyper-V containers, which provide virtual machine isolation capabilities to containers. The Nano Server has 92 percent fewer critical bulletins and requires 80 percent fewer reboots than a typical Windows Server.
Recently Adrian Cockcroft gave an interview to ActiveState's John Wetherill about microservices. In it he talks about how polyglot fits into microservices and the impact on him when he head that companies such as Target and Macy's, as well as Homeland Security had adopted that architectural approach.
DevOps promises to break down the barriers between the developers and the systems operators, but success with DevOps hinges on the company's culture and flexibility.
Avishai Ish-Shalom talked about the importance of moving from agile cargo cult to agile organizations at DevOps Days Ljubljana 2015. He gives some practical examples and guidance for taking full advantage of Conway's Law.
DevOps Days Ljubljana 2015 took place on the 3rd and 4th April and talks covered the full CAMS spectrum: Culture, Automation, Measurement and Sharing.
Oliver Hankeln shares the anti-patterns he found for handling failure in organizations: hiding mistakes, engaging in blame game, the arc of escalation and cowardice. He then suggests corrective actions for each of them.
Rodoljub Petrović shares his lessons learned from growing engineering teams for years. If you want to change your organization's culture, take care of your hiring process and give it top priority. And follow these lessons.
RancherOS claims to be a production-ready minimalist Linux distribution running on and dedicated to Docker containers. Fast booting, small binary fingerprint and alignment with latest Docker releases are some of the arguments supporting the claim.
You can increase the quality of products by constantly increasing the level of automation of the delivery process and working with DevOps teams who constantly deliver small features to get quick customer feedback. A case story from ING Lease explaining the problems they had, experiences from the first steps of their agile and DevOps journey and exploring what they want to achieve in the future.
There is an evolution going on in testing. It used to be that testing was about confirming to the specification. Testers were often brought in too late and had too little influence, but that is changing now as Cirilio Wortel explained in his talk on the evolution of software testing.
Popular configuration mechanisms like conf.d pose multiple problems when trying to converge system configuration using configuration management tools. Ish-Shalom proposes five design principles for configuration that prevent those problems. The core ideas being the use of a configuration API and the separation of configurations based on the type of system updates they require.
In a workshop at the Agile Testing Day Netherlands attendants experienced the Dev & Ops and DevOps approaches. An interview with Jaap Schuttevaer about what DevOps can bring to organizations, tearing down the walls between Dev and Ops and advice for organizations that want to apply DevOps.
At QCon London 2015 Phil Calcado shared lessons learnt from SoundCloud’s move from a monolithic to microservices architecture, and stated that the core requirements for building a microservice platform include developing capabilities for rapid provisioning, basic monitoring and rapid application deployment.
Microservices are conceptually too big; they conflate optimizing for organisational and technical factors, but solutions to problems of each type may not fit together very well, Phil Wills, senior architect at The Guardian, explained in a presentation at the QCon London conference promoting thinking about independent services and single responsibility applications, rather than microservices.
At the last QCon London, Michael Brunton-Spall, Technical Architect at the UK's Government Digital Service, expressed his views on how DevOps patterns are crucial to successfully operate microservices. Brunton-Spall identified the key ingredients to identify a microservice, explained how to build your first microservice and the necessary tools and practices to manage an ecosystem of microservices.