Insights
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JavaZone Video: Prometheus Monitoring without Modifying Source Code Using Java Agents and Byte Buddy
Friday, September 14, 2018 in Insights
The Prometheus monitoring tool follows a white-box monitoring approach: Applications actively provide metrics about their internal state, and the Prometheus server pulls these metrics from the applications using HTTP. If you can modify the …
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Eclipse MicroProfile - Microservices with Java EE
Monday, September 10, 2018 in Insights
As the number of microservice based architectures continues to grow, development teams are facing new challenges when choosing the adequate tools for the job. At the technical level, the decisions need to be made considering the features of both: …
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Eclipse MicroProfile - Microservices with Java EE
Monday, September 10, 2018 in Insights
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As the number of microservice based architectures continues to grow, development teams are facing new challenges when choosing the adequate tools for the job. At the technical level, the decisions need to be made considering the features of both: …
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Arch Linux for Devs
Monday, June 18, 2018 in Insights
This report is about the experience, I’ve made with Arch Linux as the operating system for a developers workstation. You’ll be introduced into the concepts of Arch Linux, followed by a introduction into the main tasks such as package …
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Setting up the Prometheus Operator with Ansible on a Kubeadm Kubernetes Cluster
Friday, June 08, 2018 in Insights
Prometheus is a popular monitoring tool based on time series data. One of the strengths of Prometheus is its deep integration with Kubernetes. Kubernetes components provide Prometheus metrics out of the box, and Prometheus’s service discovery …
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Backup and Restore a Kubernetes Master with Kubeadm
Friday, May 25, 2018 in Insights
Kubeadm is a basic toolkit that helps you bootstrap a simple Kubernetes cluster. It is intended as a basis for higher-level deployment tools, like Ansible playbooks. A typical Kubernetes cluster set-up with kubeadm consists of a single Kubernetes …
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CIFS Flexvolume Plugin for Kubernetes
Friday, May 11, 2018 in Insights
This blog post shows how to use CIFS (a.k.a. SMB, Samba, Windows Share) network filesystems as Kubernetes volumes. Docker containers running in Kubernetes have an ephemeral file system: Once a container is terminated, all files are gone. In order to …
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Machine Learning and ConSol CM
Friday, April 20, 2018 in Insights
ConSol CM brings BPM to a CRM system. In-house ConSol CM is used to process cases of a wide range of types. Amongst others it also maps the sales process. For that purpose a new sales case is created automatically or manually every time a sales …
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Docker Headless VNC Container 1.3.0 Released
Tuesday, April 03, 2018 in Insights
Docker Headless VNC Container 1.3.0 has been released today. The different Docker images contains a complete VNC based, headless UI environment for testautomation like Sakuli does or simply for web browsing and temporary work in a throw-away UI …
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Dynamic and complex configurations with FreeMarker
Monday, March 26, 2018 in Insights
When you are developing software, you will most likely stumble upon situations where you must perform frequent, but minor, code changes. Changes that do not alter your software’s basic functionality, changes so simple that from a developer’s …