Margrop Blog

Margrop Blog - Notes on engineering, infrastructure, automation, and daily life

• 2023-02-26 Open Specific Ports on Ubuntu 22.04 with UFW or iptables
  Ubuntu iptables Firewall GFW FuckGFW
• 2023-02-26 Proxmox VE 9.0 Daily Maintenance: Remove the No-Subscription Notice and Use China Mirrors (Updated 2025-08-06)
  PVE Proxmox VE pvekclean
• 2026-03-19 One Month with OpenClaw on MiniMax: Stable, Fast Enough, and Valuable Because It Lasts
  MiniMax OpenClaw Automation Ops AI Review
• 2026-03-06 A Very Practical Trick: Export Yuque Documents to Markdown Without a Membership
  Yuque Markdown Productivity Writing
• 2026-03-06 OpenAI GPT-5.4 Explained: Positioning, Capabilities, Cost, and Practical Adoption (As of 2026-03-06)
  OpenAI GPT-5.4 ChatGPT API Codex AI
• 2026-03-02 The past and present life of SSH key algorithm Ed25519 and RSA, and how to use it today
  SSH ed25519 rsa openssh security operations
• 2026-03-01 Gitalk Broken After Migration from Gridea to Hugo: Complete Troubleshooting and Fix Log
  gitalk gridea hugo github comment-system migration blog
• 2026-02-28 How to Completely Migrate Gridea to Hugo (Including Pitfalls and Fixes)
  gridea hugo migration github-pages gitalk 51la tags redirect slug
• 2025-08-21 [2025-08-21 Emergency] Microsoft KB5063878 Patch May Cause Failures in Solid-State Drives (SSDs) and Hard Disk Drives (HDDs) Under Specific Circumstances
• 2025-08-06 ProxmoxVE Upgrade from 8 to 9 How to upgrade to PVE9
  PVE Proxmox VE trixie upgrade
• 2025-05-14 PVE disk inspection connected to UptimeKuma - the 404 pitfall and the final script
  Proxmox VE lvm UptimeKuma Shell crontab ops-monitoring
• 2025-05-14 PVE host disk space monitoring - from pitfalls to UptimeKuma
  Proxmox VE lvm UptimeKuma Shell bash crontab ops-monitoring
• 2024-07-03 Use LXC containers to build V2Ray and Caddy services on Alpine Linux to provide IPv6-based SSL WebSocket proxy
  caddy2 Linux lxc alpine SSL ipv6 websocket proxy Linux
• 2024-06-18 A Python-based way to keep China Telecom Cloud PC awake
  ctyun python chrome tianyi-cloud cloud-pc
• 2024-06-18 An Effective Method to Quickly Set Up Fail2ban in Proxmox VE to Prevent Multiple Failed Login Attempts
  Linux PVE Proxmox VE fail2ban
• 2024-06-10 IPTV source collection from GitHub - updated on 2024/6/10
  iptv github
• 2024-06-10 Using Cloudflare to Build gh-proxy for GitHub Acceleration
  cloudflare github mirror worker FuckGFW
• 2024-06-10 Using Cloudflare Workers to Solve Docker Image Pull Issues
  docker cloudflare FuckGFW worker
• 2024-06-04 China Telecom Cloud Computer Configuration and Never Sleep Method
  ctyun cloud-computer Windows frp
• 2024-05-04 N5105 Promox VE 8.2 version, solving the problem of frequent virtual machine crashes
  n5105 Proxmox VE PVE intel microcode