Gerald Venzl

Monitor Linux Systems with Ease: Introducing SysMonitor, a new open-source UI tool

Gerald Venzl / 2025-04-28

I’ve spent my fair share of time wrestling with terminal commands to monitor Linux systems, trying to piece together performance […]

Technology

How to install and run Minikube with Rootless Podman on ARM-based MacBooks

Gerald Venzl / 2025-04-21

minikube provides a local Kubernetes cluster on macOS, Linux, and Windows. minikube’s primary goals are to be the best tool for local

Technology

Creating Oracle Database AWR reports straight from SQLcl

Gerald Venzl / 2025-04-07

One of the many powerful features of the Oracle Database is the Automatic Workload Repository report or short AWR report.

Technology

Installing Oracle Database Sample Schemas from GitHub

Gerald Venzl / 2025-03-10

In April 2023, Oracle released an updated Oracle Database Sample Schemas version on GitHub. I was involved in the effort,

Technology

Oracle Database 23.7 Free multi-platform images now available on gvenzl/oracle-free

Gerald Venzl / 2025-03-08

Oracle Database 23.7 Free multi-platform images are now available on container registries docker.io/gvenzl/oracle-free and ghcr.io/gvenzl/oracle-free. With this release, the 23.5 images have

Technology

How to establish secure communication between two containers

Gerald Venzl / 2025-02-24

I am often asked how two containers can talk securely to one another when using Docker or Podman in CI/CD

Technology, Thoughts

Why Vector Databases Are Here to Stay

Gerald Venzl / 2025-02-12

Learn why vector databases, and particularly multimodel databases, have become such a popular component of AI-driven architectures.

Misc

US National Parks sample data now available!

Gerald Venzl / 2025-01-12

My dear wife and I like to travel and explore nature. Naturally, US national parks are always high on our

Technology

Running a Production-Ready Raspbery Pi Kubernetes Cluster at Home

Gerald Venzl / 2024-12-16

In this guide, I’ll cover how to run a production-ready Raspberry Pi Kubernetes Cluster using K3s. Background If you are

Technology

Oracle Database 23.6 Free multi-platform images now available on gvenzl/oracle-free

Gerald Venzl / 2024-12-07

Oracle Database 23.6 Free multi-platform images are now available on container registries docker.io/gvenzl/oracle-free and ghcr.io/gvenzl/oracle-free.