Exploring my worth as a system administrator.

In the news: GitGuardian Introduces NHI Governance; IBM Launches LinuxONE 5; OpenSSF Offers Free Course to Help Navigate EU Cyber Resilience Act; Rapid7 Announces MDR for Enterprise; Infoblox and Google Cloud Partner on DNS Security Solutions; IBM z17 Mainframe Engineered for AI; 2025 Open Source Job Survey Report; GitHub Launches Free Secret Risk Assessment Tool; Sonatype Offers End-to-End AI Software Composition Analysis; and Unmanaged Open Source Components Pose Serious Risks, Says Black Duck Report.

We compare k0s, K3s, and MicroK8s lightweight Kubernetes distributions for environments operating under resource constraints.

In the deep waters of scalable environments, observability is more important than ever. Coroot enters the scene with eBPF to intercept traffic and collect data that is of interest for monitoring and attack detection.

A NAPS2 PDF scanner, the C# language, and the .NET Framework set the stage for a CLI app for scanning documents.

Rescue systems play a particularly important role for desktops because they cannot simply be reinstalled on the fly. We look at venerable but outdated Knoppix and three still in development: Grml, SystemRescue, and Finnix.

File I/O is a limiting factor for many applications and can become a bottleneck for data-intensive computing. We analyze different file access functions and present a script that visualizes and optimizes inefficient file I/O.

Netdata relies on easy commissioning and a hosted cloud service to simplify monitoring, alerting, and trending. More than 300 services can be monitored in addition to basic system parameters.

The open source dockle tool can help keep your Docker containers compliant.

The wg-portal project helps you set up, manage, and scale a WireGuard VPN environment.