Weekly Tech Journal β€” [Week 38 of 2025] (September 15–21)

A personal recap of things I explored, learned, or questioned in tech this week.

πŸ”§ What I Worked On

  • ChronosUp
    • Working on the full CI/CD pipelines for Nextjs, Django and iOS
    • Taking the best what Gitlab and other auxiliary tools can provide
  • N8N
    • Poweroff node 3 (non critical node) based on a schedule
    • Initial version of social media generator
  • Updates
    • Docmost v0.23.2
    • Home Assistant Core
    • OMV node 2

🌐 Homelab Updates

  • Install NVMe disks in 2 nodes as VM/LXC disks
  • Remove Ceph in all services and nodes
  • Updated Docmost v0.23.0
  • Fixed the reboot issue on Harbor

πŸ“š What I Learned

  • Kubernetes
    • Taint and Toleration
    • Node affinity

🧠 Things That Surprised Me

  • The only way to have total control of where a pod will be deploy in the right node is through the combination of Taint/Toleration and Node affinity.
  • Wake on Lan. I didn’t know that exist

❓ Open Questions or Doubts

  • In the process of migrate disks I broke all ubuntu server VMs. I don’t know how to recover them yet.

πŸ“Ή Youtube Videos I watched

πŸ’¬ Final Thoughts

  • Ceph and HA is way more difficult and expensive to achieve than I expected