Kubernetes Loop
When you strip away the UIs and YAML, Kubernetes is really just one thing: a stubborn, event-driven collection of control loops. This post dives into the mechanics of reconciliation, the ‘Architecture of Trust’ between the API server and etcd, and how the system actually turns your declared intent into reality.
Stop Fighting Your LLM Coding Assistant
Stop treating your AI coding assistant like a magical junior dev and start treating it like a compiler that needs a spec. This workflow replaces “regenerate and pray” with spec-first design, explicit engineering standards, and blunt, non-sycophantic prompts that turn your AI into a reliable partner instead of an over-eager code generator. It’s built from real production use with templates for scoping questions, specs, rules, and engineering patterns that actually survived implementation
NFS Provisioner Setup and Testing Guide for Rancher RKE2/Kubernetes
This guide explains how to implement an NFS StorageClass and dynamic provisioner in Kubernetes via the nfs-subdir-external-provisioner Helm chart. It covers server export setup, installing the provisioner, creating a test PVC and pod. and troubleshooting common issues.
Find the PCI-E Slot number of PCI-E Add On card GPU, NIC, etc on Linux/Proxmox
Quick and easy way to find the PCI-E Slot number of PCI-E Add On card GPU, NIC, etc on Linux/Proxmox
Use Mailx to send emails using office 365
Guide on how to setup mailx with office 365 using app passwords – valid as of Aug 2023
Solution – RKE Cluster MetalLB provides Services with IP Addresses but doesn’t ARP for the address
RKE Cluster MetalLB provides Services with IP Addresses but doesn’t ARP for the address – Solution
How to extend root (cs-root) Filesystem using LVM Cent OS/RHEL/Almalinux
This guide will walk you through on how to extend and increase space for the root filesystem on a alma linux. Cent OS, REHL Server/Desktop/VM
Setup guide for VSFTPD FTP Server – SELinux enforced with fail2ban (RHEL, CentOS, Almalinux)
Setup guide for VSFTPD FTP Server – SELinux enforced with fail2ban (REHL, CentOS, Almalinux)
Change the location of the Docker overlay2 storage directory
If you found this page you already know why you are looking for this, Yes, you can change the location of the Docker overlay2 storage directory by modifying the daemon.json file. Here’s how to do it:
PowerShell remoting (WinRM) over HTTPS using a AD CS PKI (CA) signed client Certificate
Guide to show you how to enroll your servers/desktops with a CA signed cert and set up WinRM over HTTPS using that Certificate
ArubaOS CX Virtual Switching Extension – VSX Stacking Guide
VSX is a cluster technology that allows the two VSX switches to run with independent control planes (OSPF/BGP) and present themselves as different routers in the network. In the datapath, however, they function as a single router and support active-active forwarding.
External Pi-hole with IPv6 – Setup a secured Pi-hole DNS service on Docker using Linode/AWS
Setup your own cloud based DNS service on the cheap using pubic cloud service providers
Advertising VRF Connected/Static routes via MP BGP to OSPF – Guide Dell S4112F-ON – OS 10.5.1.3
Advertise connected routes within VRFs to an upstream or downstream ip address this is one of many ways to get to that objective
VRF Setup with route leaking guide Dell S4112F-ON – OS 10.5.1.3
Scope – Create Three VRFs for Three separate clients Create a Shared VRF Leak routes from each VRF to the Shared_VRF Logical overview Create the VRFs Create and initialize the…
Vagrant Ansible LAB Guide – Bridged network
Here’s a is a quick guide to get you started with a “Ansible core lab” using Vagrant. Alright lets get started TLDR Version Install Vagrant Install Virtual-box Create project folder…