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Category: HowTos

18 April 2019

The XEN hypervisor and microcode updates

One would think that microcode updates are basically unproblematic on modern Linux distributions. This is fundamentally correct. Nevertheless, there are always edge cases in which distribution developers may have missed something. Using the example of Ubuntu 18.04 LTS “Bionic Beaver” in connection with the XEN Hypervisor this becomes obvious when it comes to processors microcode […]

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15 April 2019

PostgreSQL® anywhere — via Kubernetes with some help from OpenEBS

In this article we will look at the highly available operation of PostgreSQL® in a Kubernetes environment. A topic that is certainly of particular interest to many of our PostgreSQL® users. Together with our partner company MayaData, we will demonstrate below the application possibilities and advantages of the extremely powerful open source project – OpenEBS. […]

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27 January 2019

Integrating Patroni into Debian

Patroni is a PostgreSQL high availability solution with a focus on containers and Kubernetes. Until recently, the available Debian packages had to be configured manually and did not integrate well with the rest of the distribution. For the upcoming Debian 10 “Buster” release, the Patroni packages have been integrated into Debian’s standard PostgreSQL framework by […]

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10 August 2015

[Howto] Icinga2 with Graphite and Grafana on Debian

In this post we describe how to integrate Icinga2 with Graphite and Grafana on Debian stable (jessie). What is Graphite? Graphite stores performance data on a configurable period. Via a defined interface, services can send metrics to Graphite, which are then stored for the designated period. Possible examples of the type of metrics that it […]

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31 March 2010

[Howto] Debian Preseed mit Netboot

The vast majority of Debian installations are simplified with the use of Preseeding and Netboot. Friedrich Weber, a school student on a work experience placement with us at our German office has observed the process and captured it in a Howto here: Imagine the following situation: you find yourself with ten to twenty brand new […]

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