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The last few DevOps tools blogs focussed on container virtualization. One of the major benefits of containers is their incredibly fast startup time and their small overhead. However, containers are not suitable for every type of deployment. There are situations … Read more

While Docker and Kubernetes make it easy to start and manage containers, there must still be a base system hosting the containers. These systems form the infrastructure on which containers run and are covered by objective 702.3 of the DevOps Tools … Read more

While individual Docker containers usually run a single program, applications in a microservice architecture are usually composed by combining multiple containers; each contributing a specific set of features that make up the complete application. Coordinating the creation and maintenance of … Read more

Container virtualization is one of the major technologies behind modern software architectures. While the concept of container virtualization is rather old, new tools extend the pure virtualization components with numerous features that facilitate the deployment of containerized software. Docker is … Read more

Turning source code into running services requires a series of steps. Continuous Integration (CI) and Continuous Delivery (CD) are key concepts behind automating, as much as possible, build and deployment processes. LPI covers CI/CD in objective 701.4. Martin Fowler offers … Read more

Storing work results and sharing them with colleagues is an essential part of open source and DevOps culture. Source Code Management (SCM) and version control systems ensure all members of a team stay on top of changes to source code … Read more

Equipped with knowledge about modern software development and architectures, we will focus on building blocks of such applications. Objective 701.2 of LPI’s DevOps Tool Engineer exam covers software components and platforms. The objective mentions a number of technology components such as … Read more

The DevOps Tools Engineer exam starts with objective 701.1 which covers modern software development, including aspects of architecture and team organization. These are broad topics but, since LPI expects candidates to be experienced IT professionals, you will probably already have some … Read more

In October 2017, LPI released the Linux Professional Institute DevOps Tools Engineer certification. Covering a series of relatively new tools used to develop and deliver software in a collaborative manner, the content of this exam extends skills of both software developers … Read more

Introduction Every year, Linux Professional Institute (LPI) gathers staff, regional partners, and strategic partners from all over the world to discuss how to better serve the needs of the Linux and Open Source community. Helping to organize a global event … Read more

The Linux Professional Institute (“LPI”) recently announced the objectives for a new certification – the LPIC-OT DevOps Tools Engineer – which tests the skills and understanding of the open source tools commonly used by organisations trying to create a DevOps … Read more

I speak to so many enthusiastic people at open source events around the world and they’re always looking for some real practical advice. It’s safe to say that evidence has been steadily mounting in the last few years for a … Read more