Centralized Linux authentication with OpenLDAP

LDAP, the #1 way to get your graduation delayed (as has always been the meme around Tsinghua University), is every SysAdmin’s dream tool for their servers. As mighty as its rumors fly, LDAP takes t...

14 minute read

Install Proxmox VE on eMMC

Recently I bought a mini PC looking forward to setting up a home router. It started quite well except the specs were higher than I anticipated. 8 GB RAM plus 128 GB eMMC - too much waste for “just ...

2 minute read

Reinstall Windows VPS into Linux with iPXE network boot

This November I found a discount from one of my favorite VPS providers, NETfront. They offered Linux VPS with 2 vCPUs and 2 GB RAM at HK$56/mo, and also Windows VPS with 4 vCPUs and 4 GB RAM at HK$...

3 minute read

Disassembling a hardware RAID 1 array in Proxmox VE

Yesterday in a server maintenance period, we decided to tune the storage layout of our Proxmox VE server, which included disassembling a RAID 1 array and adjusting the size of the root filesystem.

7 minute read