Introduction Setting up use podman compose on centos stream 10 on a CentOS Stream 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Use Podman Compose on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to keep in […]
🟡 Medium ⏱ 5–30 min Last verified: 16 February 2025 Affected versions: 24.04 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs […]
Ceph is a highly scalable, self-healing distributed storage platform that provides object, block, and file storage from a single cluster. On RHEL 9, cephadm is the recommended deployment tool for the Reef release, using containers and SSH to bootstrap and manage cluster daemons without manual RPM installations. This tutorial covers deploying a basic Ceph cluster […]
How to Deploy Containerised Applications to Kubernetes on Windows Server 2025 Kubernetes supports Windows worker nodes, making it possible to run Windows containers — including ASP.NET Framework and ASP.NET Core applications — alongside Linux workloads in the same cluster. Windows Server 2025 is compatible with Kubernetes 1.29 and later, and Microsoft’s AKS (Azure Kubernetes Service) […]
🟠 High ⏱ 5–30 min Last verified: 26 January 2025 Affected versions: CentOS Stream 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
Docker volumes and bind mounts allow containers to persist data beyond their lifecycle and share data with the host. This guide covers Docker volumes and bind mounts on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Docker Engine installed A user in the docker group Step 1 – […]
GitLab CI/CD is GitLab’s built-in continuous integration and delivery system that automatically runs pipelines when code is pushed to a repository. Unlike Jenkins (which requires a separate server and complex plugin configuration), GitLab CI/CD is fully integrated with the GitLab platform — pipelines are defined in a .gitlab-ci.yml file in the repository root and run […]
How to Set Up GitLab Runner on Windows Server 2025 GitLab Runner is the open-source agent that picks up CI/CD jobs defined in your .gitlab-ci.yml files and executes them on the host where the runner is installed. Running a GitLab Runner on Windows Server 2025 is the right choice when your pipelines build Windows executables, […]
ArgoCD is a declarative GitOps continuous delivery tool for Kubernetes. It synchronises Kubernetes cluster state with Git repositories automatically. This guide installs ArgoCD on a Kubernetes cluster running on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A running Kubernetes cluster (kubeadm or k3s) kubectl configured Helm installed […]
🟠 High ⏱ 5–30 min Last verified: 11 January 2025 Affected versions: CentOS Stream 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
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