Category Archives: Computers

Terraform Builds

Posted on November 20, 2022 by Freejack

Overview This article provides instruction on how to use Terraform to build virtual machines on VMware. Preparation I use templates to build virtual machines and have several templates in order to build systems quickly. I mainly had a single machine … Continue reading →

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Kubernetes Index

Posted on November 20, 2022 by Freejack

Overview I keep trying to find documents and videos that do an installation of Kubernetes along with associated configurations and including ArgoCD for an environment like mine. This index shows the final Kubernetes installation (list of all pods) plus an … Continue reading →

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Python and Postgresql Index

Posted on October 23, 2022 by Freejack

Overview This is the index article that will provide links to individual articles on the conversion of one of my projects from a php/mysql(mariadb) to python and postgresql. There shouldn’t be too many however like my Kubernetes and ArgoCD series … Continue reading →

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Jinja2: Encountered Unknown Tag

Posted on April 19, 2022 by Freejack

Overview I was running an Ansible playbook and one of the templates failed with the following error: Jinja2 uses a brace + percent and a percent + brace to identify Jinja2 commands that are used when preprocessing a template. This … Continue reading →

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Development and Branches

Posted on April 16, 2022 by Freejack

Many many many years ago, I learned to program. It was on a Radio Shack Color Computer. It had a BASIC plug in pack and I think I could save to a cassette tape. I followed the BASIC programming book … Continue reading →

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Convert From CentOS 8 to CentOS Streams

Posted on April 1, 2022 by Freejack

Overview This article provides brief instructions on how to convert and upgrade a CentOS 8 system. Background In December 2021, Red Hat retired the CentOS 8 AppSteam BaseOS, Extras, and the other CentOS mirrors in favor of going to a … Continue reading →

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Increase Ingress Routers

Posted on February 15, 2022 by Freejack

A problem I found with my OKD4 cluster is the HAProxy statistics were claiming 5 of my 7 worker nodes were red, aka down. After some searching, I found HAProxy is reporting via the ingress router pods. Further checking of … Continue reading →

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Migrating KVM Guests

Posted on February 10, 2022 by Freejack

Overview This article describes the process in migrating a Virtual Machine from one physical host to another. Background There are two methods of how the virtual machines were built on the current hosts. The old way is to create a … Continue reading →

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Computers And Me

Posted on February 3, 2022 by Freejack

Over the past 12 months, I’ve deep dived into automation. I’d been investigating this for some time prior to that but this was work related. This involved research into using Terraform to automatically build virtual machines and Ansible to configure … Continue reading →

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Recognition

Posted on January 24, 2022 by Freejack

I’m a computer geek. I’ve worked as a programmer, local area network installer, Unix Admin, and now a DevOps Engineer. Over the past 40 years, it’s understood that folks that work in the computer industry don’t get a lot of … Continue reading →

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