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Xen OpenBSD HVM Guest

In this article, I want to describe how to run OpenBSD as an Xen HVM Guest. OpenBSD does not support the Xen PV or PVH Mode so it can only be run in HVM or PVHVM to be correct because OpenBSD supports Paravirtualized Drivers for Network and Storage.

19 February 2025 - Philipp Keschl

Xen Hypervisor with Ubuntu

In this Post, I will describe how I run Xen on Ubuntu a what my setup looks like.

15 February 2025 - Philipp Keschl

OpenBSD httpd FastCGI

httpd is the OpenBSD built-in Webserver. It has support for FastCGI which is a protocol that allows Web servers to execute external programs through a FastCGI Server. In OpenBSD, the FastCGI Server is called slowcgi and also is in the default installation. So it is possible to build a dynamic website or API without installing additional packages.

04 August 2024 - Philipp Keschl

Perl parentheses

For historical reasons, Perl does not need parentheses when calling a function. It is recommended to use parentheses but there are many modules or even examples in the official Perl documentation where they are missing.

25 May 2024 - Philipp Keschl

HPE Microserver Gen 10 Software RAID

Steps to passthrough Hard drives in the 3.5 inch Bays transparently to the OS to use them in an Software RAID.

28 July 2023 - Philipp Keschl

2020 Week 13 - 28

Redid the Website of my sister, learned a lot about Go and bought a new test PC.

12 July 2020 - Philipp Keschl

2020 Week 12

Because of the Corona Virus, I didn´t have that much time in the past weeks to work on my projects. That´s also the reason why there was no blog post last week. But I had a lot of time at the weekend so I can tell you a little bit about what I am working on.

23 March 2020 - Philipp Keschl

2020 Week 10

Installed my UPS and continued with the migration to Docker.

08 March 2020 - Philipp Keschl

2020 Week 9

Learned a lot about UX/UI, rethinking the design of my website and working a lot on my infrastructure.

01 March 2020 - Philipp Keschl

2020 Week 8

This week was not so productive because I needed to relax and play some games. But I did a lot of research for future projects. I migrated Prometheus to a new server, recovered my crashed MySQL databases and a little bit more.

23 February 2020 - Philipp Keschl
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