News Category: DevOps

Kubernetes: Tools for Operability

In this presentation, Bridget Kromhout discusses what containers and Kubernetes clusters are at a high level, looks into the practical application of open source tools to simplify cluster management, and shows how to deploy Kubernetes clusters in a repeatable and portable fashion. "You're probably...
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Ansible vs. Puppet: Declarative DevOps Tools Square Off

DevOps aims to drive collaboration between development and operations teams, but software quality drives DevOps adoption more than any other factor. As this comparison of Ansible vs. Puppet shows, software quality dramatically influences DevOps tools. Software quality tends to be an organizational...
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5 Trends Transforming Digital and IT Operations Management

Heading into 2019, digitalization will accelerate business model innovation and drive the adoption of these emerging technologies for sustainable competitive advantage. Here’s a closer look at five technology trends that will change the way enterprises approach digital operations management in 2019...
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What Is DevSecOps?

DevOps was born from merging the practices of development and operations, removing the silos, aligning the focus, and improving efficiency and performance of both the teams and the product.  Security is a common silo in many organizations. Security’s core focus is protecting the organization, and...
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Kubernetes Federation Evolution

Deploying applications to a kubernetes cluster is well defined and can in some cases be as simple as kubectl create -f app.yaml. The user’s story to deploy apps across multiple clusters has not been that simple. How should an app workload be distributed? Should the app resources be replicated into...
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7 CI/CD Tools for Sysadmins

Continuous integration, continuous delivery, and continuous deployment (CI/CD) have all existed in the developer community for many years. Some organizations have involved their operations counterparts, but many haven't. For most organizations, it's imperative for their operations teams to become...
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Confused Deputies Strike Back

A few weeks back Kubernetes had its first really severe security issue, CVE-2018-1002105. For some background on this, and how it was discovered, I recommend Darren Shepherd’s blog post, he discovered it via some side effects and initially it did not appear to be a security issue just an error...
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Hybrid DevOps

DevOps is a framework that allows development, quality assurance, and operations to meet the needs of the business to align with customer demand.  It contains capabilities related to: Integrating development and operations teams to facilitate communication, collaboration, and integration to manage...
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Open Source's Evolution in Cloud-Native DevOps

Open source tools continue to serve as the underlying cornerstone of cloud native DevOps patterns and practices — while they also continue to change and evolve. Cloud native’s origins, of course, trace back to when Amazon and then Microsoft began to offer so-called cloud platforms, allowing...
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Kubernetes
Operators can help you extend Kubernetes functionality to include managing any stateful applications your organization uses; learn more in this tutorial.

Demystifying Kubernetes Operators with the Operator SDK: Part 1

You may have heard about the concept of custom Operators in Kubernetes. You may have even read about the CoreOS operator-sdk, or tried walking through the setup. The concept is cool: Operators can help you extend Kubernetes functionality to include managing any stateful applications your...
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