Category Archives: Devops/Linux

Using argocd with k3d to manage another k3d cluster

I am experimenting currently with argocd with the aim to have an (almost) fully automated bootstrapping of my kubernetes cluster at home. One of the first things to do when experimenting is to have a test environment. There are different … Continue reading

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Running kubernetes etcd in-memory

After setting up my kubernetes cluster at home back in June 2021, one of the first things I noticed was a lot more noise from the server. Apparently, it was just a lot of disk IO coming from kubernetes and … Continue reading

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Fixing sound on the ASUS N7601ZM

I got a new laptop last week for work and needed to get it ready. Now new laptops usually mean new hardware and that can spell problems if you are installing linux. This is because the latest hardware may be … Continue reading

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Monitoring logs on k8s with loki and grafana

This post describes how to monitor logs in kubernetes with grafana and loki. This covers the use case of logging for troubleshooting purposes. That is, it allows analysing human readable logs coming from multiple systems in one aggregated log. Human … Continue reading

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A note on migrating an old Jira install to Jira cloud

One part of the migration of my old setup to kubernetes is the migration of an old Jira 6.1 instance. Unfortunately, running that same jira instance in a container did not work because of licensing issues, and apparently it is … Continue reading

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DLNA server on kubernetes, embarassingly simple…

As the last step of migration to kubernetes I am migrating my DLNA server to kubernetes. This will allow me to play content from my server on my TV. As part of my previous migration of the NAS I already … Continue reading

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A do-it-yourself NAS on kubernetes

As one of the last steps in moving my VM based setup at home to kubernetes, it is now the turn to migrate my ‘NAS’. The term ‘NAS’ is a too much honor for it since it is basically just … Continue reading

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Migrating subversion and git to k8s

The migration of my old VM based infrastructure at home to k8s is almost finished. The final steps to do are: moving version control to kubernetes: subversion and git moving my file shares/NAS server hosting my DLNA server for playing … Continue reading

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Migrating an old and (t)rusty application server to k8s

As part of my project to move everything from VMs to kubernetes and to get rid of some really old VMs (talking OpenSuSE 11 from 2010 here), it is now time to migrate my old java applications to kubernetes. These … Continue reading

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Jenkins on kubernetes

Up until now I have been running, a by now ancient, version of Jenkins on a virtual machine. The virtual machine on which it was running was so old that it was even unable to download any more newer artifacts … Continue reading

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