Learn how to protect PostgreSQL on Kubernetes with Velero: scheduled backups, volume snapshots, a tested cross-namespace restore, and backup health monitoring.
As CTO of my own company, I recently attended a conference that was hyping GPU-powered AI and was annoyed by how far behind Windows is in most of these conversations. […]
Hello and welcome to another awesome article. This time we’re going to create a highly-available Windows share by just using virtual machines, without the need for dedicated hardware, SAN or […]
Immich vs PhotoPrism vs LibrePhotos: compare mobile backup, archive search, storage, hardware, upgrades, recovery, and self-hosting costs in 2026.
RAID controller failures on Dell PowerEdge servers can bring your entire infrastructure to a halt. With Dell ending support for R620/R720 series in 2026, you’re facing critical decisions about aging […]
Complete guide to configuring NTP time sync on CentOS Stream and RHEL using chrony —...
FTP, an acronym for File Transfer Protocol, is a standard protocol for sharing files over...
Hello fellow VMware admins. Time and time again, we have dealt with strange issues which...
PowerShell DSC vs Ansible vs Terraform compared: the real difference between infrastructure provisioning and configuration...
PowerShell DSC vs Ansible vs Terraform compared: the real difference between infrastructure provisioning and configuration management, with a decision matrix.
Complete guide to configuring NTP time sync on CentOS Stream and RHEL using chrony — install, configure /etc/chrony.conf, verify with...
Compare RHEL, Rocky Linux, and AlmaLinux on cost and support, then follow a step-by-step CentOS migration guide with convert2rhel, migrate2rocky,...
A step-by-step guide to debug Kubernetes networking issues: check CNI health (Calico/Cilium), test pod connectivity, and diagnose DNS, NetworkPolicy, and...
A security-first guide to Windows Server remote management with PowerShell: set up and harden WinRM and OpenSSH, then choose the...
Compare Linux vs Windows Server administration across updates, remote access, identity, automation, workloads, licensing, support, and lifecycle cost.
Deploy PostgreSQL on Kubernetes StatefulSet with headless DNS, Secrets, persistent storage, backup steps, testing, and a CloudNativePG upgrade path.
Use advanced DNS troubleshooting with dig and nslookup to compare resolvers, inspect TTLs, query authoritative servers, and diagnose DNSSEC failures.
Install kube-prometheus-stack via Helm, verify Prometheus scraping, and configure the Grafana dashboards and alerts that matter for Kubernetes health.
