My name is Jinmiao Luo. I am a DevOps engineer focused on Infrastructure as Code and DevOps practices.

Development Environment

  • OS: Arch Linux
  • Languages: Golang, Python, Bash, TypeScript, etc.
  • Editor: VSCode
  • Code Management: Git, GitLab
  • Documentation: Markdown

Infrastructure

  • Virtualization: KVM, QEMU, Libvirt
  • Automation: GitLab Runner
  • Monitoring: Grafana, Prometheus, Alertmanager
  • Logging: Loki, Promtail
  • Backup: BorgBackup
  • IaC: GitOps + Ansible

Network and Security

  • Certificates: Lego
  • Proxy: Xray, sing-box
  • VPN: WireGuard
  • DNS: AWS Route53, Dnsmasq
  • Firewall: Firewalld

Self-hosted Services

  • Blog: Hugo
  • Storage: Samba
  • Media: Jellyfin
  • Passwords: VaultWarden
  • Downloads: Transmission
  • RSS: RSSHub, Miniflux

Hardware

  • Workstation: MacBook Pro 14
  • Cloud Servers: 3 instances. 1 in Guangzhou, 1 in Hong Kong, 1 in Los Angeles.
    • Guangzhou server for WireGuard mesh networking, enabling remote development network
    • Hong Kong and Los Angeles servers for proxy acceleration
  • Bare Metal Servers: 2 units. Both with AMD Ryzen 9 5900X CPUs, 128GB RAM, and dual NVIDIA GeForce RTX 3090 GPUs.
    • m4.jinmiaoluo.com: Virtualization host. GitLab, GitLab Runner, BorgBackup, Samba, VaultWarden, Transmission, etc., each running in its own VM, connected to the LAN via bridge networking.
    • m7.jinmiaoluo.com: VSCode Remote-SSH development environment. During work hours, I connect via WireGuard mesh and use VSCode Remote-SSH/Container for development across various projects, combining Claude Code and Tmux for efficient parallel development.

Below are the specs of the two servers:

m4.jinmiaoluo.com
OS: Arch Linux x86_64
Host: X570 UD
Kernel: 6.6.14-1-lts
Packages: 557 (pacman)
CPU: AMD Ryzen 9 5900X (24) @ 3.700GHz
GPU: NVIDIA GeForce RTX 3090
GPU: NVIDIA GeForce RTX 3090
Memory: 72033MiB / 128735MiB

m7.jinmiaoluo.com
OS: Arch Linux x86_64
Host: X570 AORUS PRO WIFI -CF
Kernel: 6.6.14-1-lts
Packages: 833 (pacman)
CPU: AMD Ryzen 9 5900X (24) @ 3.700GHz
GPU: NVIDIA GeForce RTX 3090
GPU: NVIDIA GeForce RTX 3090
Memory: 32033MiB / 128735MiB

Home Workstation - Two Bare Metal Servers