Andrew Mercer

▶ Docs
- Getting Started
- ▶ Linux
  - ▶ Linux core subsystem
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      - Bash one-liners
    - ▶ coreutils
    - ▶ Systemd
      - systemd: A Comprehensive Overview
    - ▶ util-linux
      - ▶ Ionice
        
        Readme
      - ▶ logger
      - ▶ Rename
        
        Rename files
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    - Linux fun stuff
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      - Install Almalinux
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      - Backup Android Phone
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      - Upgrading Fedora
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        ▶ Hammer
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      - Install Ubuntu Server
    - ▶ Windows Subsystem for Linux (WSL)
      - Install WSL
  - ▶ Linux filesystems
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    - ▶ Corosync
  - ▶ Linux networking
    - Debian/Ubuntu
    - Delv
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  - ▶ Linux performance & monitoring
  - ▶ Linux tools
- ▶ Cloud
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    - ▶ AWS create IAM user
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    - ▶ Install the AWS cli tool
  - ▶ Azure
  - Cloud provider service equivalents
  - Create an AWS to Azure site-to-site VPN
  - ▶ Digital Ocean
    - ▶ Digital Ocean
  - ▶ Google Cloud Platform (GCP)
    - ▶ GCP Secret Manager
    - Install the GCP gcloud cli tool
  - ▶ Hetzner
  - ▶ OpenStack
    - ▶ OpenStack Neutron
  - Well-Architected Framework
- ▶ Infrastructure as Code (IaC)
  - ▶ Ansible
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- ▶ Observability
  - A History of Modern Centralized Logging: Linux, BSD & Microsoft
  - ▶ Elasticsearch
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  - ▶ LGTM
  - ▶ Logstash
    - Logstash reference guide
    - Logstash — Architecture, Troubleshooting & Testing
  - ▶ Loki
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      - ▶ Namcheap
        
        Create Namecheap DNS records
    - ▶ dnsmasq
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  - ▶ Foreman
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- ▶ Containers
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    - ArgoCD and Flux: How They Intersect and Complement Each Other
    - ArgoCD: A Comprehensive Guide
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  - ▶ Fluxcd
    - Flux (Flux CD / GitOps Toolkit): A Comprehensive Guide
  - ▶ Kubernetes
    - ▶ kubectl
      - kubectl debug
    - ▶ vCluster
  - ▶ Kubernetes the hard way
- ▶ Content management systems (CMS)
- ▶ Data formats
- ▶ Databases
  - ▶ Relational Database Management System (RDBMS)
    - ▶ Galera
      - Create Galera cluster
    - ▶ MariaDB and MySQL
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      - Postgresql HA Citus
      - Reset PostgreSQL user password
- ▶ Desktop
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      - Create a ringtone
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      - Install Bruno
- ▶ DevOps
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  - ▶ AT protocol
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    - Install Mastdon
  - ▶ Matrix
- ▶ Jellyfin
- ▶ Message queues
  - Message Queues Guide
- ▶ Message Queues
  - ▶ RabbitMQ
- ▶ Networking
  - ▶ CCNA exam
  - DNS encryption TAP audit
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    - Port mirroring
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- ▶ Quantum Computing
  - Basic Tenets of Quantum Computing
- ▶ Security
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  - The Open-Source VoIP / PBX Ecosystem in 2026: A Review
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    - Nginx web server
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  - ▶ Windows Desktop
    - Add App to Startup
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- ▶ Blockchain
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  - ▶ Ethereum
- ▶ Artifical Intelligence (AI)
  - ▶ Large language models (LLM)
  - Running Generative AI Models Locally
▶ Resume
▶ Ecology
- ▶ Citizen Science
- ▶ Climate Change
- ▶ Danaus Plexipus
  - Reared count 2025
- Ecology Foundations & Environmental Stewardship
- ▶ Environmental Groups
- Environmentalism
- ▶ Indoor gardening
- ▶ Mushrooms
  - King Stropharia
  - Pioppino
- ▶ Native pollinator gardening
- ▶ Non Native Invasives
  - Common Buckthorn
- ▶ Reduce-reuse-recycle
- The Complete Guide to Tree Management
- ▶ Turtles
▶ Food and drink
- ▶ Cast iron
- ▶ Recipes
▶ Misc
- ▶ Artificial Intelligence (AI)
  - GenAI's Environmental Impact
- ▶ Homemade stuff
  - Homemade glasses cleaner
- ▶ Kintsugi
▶ Music
▶ Outdoors
- ▶ Camping
  - ▶ Backcountry camping

on this page

Galera¶

in this section

* create galera cluster