Monitoring Blog

This is the blog section. It has two categories: News and Releases.

Files in these directories will be listed in reverse chronological order.

Posts in 2018
  • 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 …

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  • Database testing with Citrus

    Thursday, March 01, 2018 in Insights

    Database communication is an essential part of many applications, when persistent data storage is required. May it be orders, customer data, product recommendations or product information, if persistent storage is in place, the data contains a …

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  • FOSDEM Video: Monitoring Legacy Java Applications with Prometheus

    Sunday, February 04, 2018 in Insights

    At this year’s FOSDEM conference I did a 30 minutes presentation on Monitoring Legacy Java Applications with Prometheus. The talk gives an overview of some of the options you have for monitoring Java applications with Prometheus when you …

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  • Visualisierung von Firewall-Clusternodes mit Thruk und check_nwc_health

    Wednesday, January 24, 2018 in Insights

    In diesem Blogartikel wird gezeigt, wie das Monitoring-Plugin check_nwc_health auf eigene Bedürfnisse angepasst bzw. erweitert werden kann. Ursprünglich sollte nur die Logik des Modes ha-role modifiziert werden, um den Status von Cluster-Nodes nur …

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  • Application monitoring in OpenShift with Prometheus and Grafana

    Friday, January 19, 2018 in Insights

    There are a lot of articles that show how to monitor an OpenShift cluster (including the monitoring of Nodes and the underlying hardware) with Prometheus running in the same OpenShift cluster. This article however is based on a different scenario: …

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  • Automated debugging with git

    Friday, January 12, 2018 in Insights

    Imagine your’re working on a bigger feature in a complex piece of software. Your implementation is complete, all tests in scope turned green and you push your changes for integration testing. Then, some integration tests from a completely …

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