Yutong Li's Blog

Kubernetes, Embedded Dev, etc.

Debugging Nextcloud LDAP with occ

Inspect, change, and test Nextcloud's LDAP configuration from the command line in Docker and Kubernetes.

5 min read · October 09, 2026

2026 · nextcloud ldap docker kubernetes IT · IT
Complete Guide to Intel i3-12100 iGPU SR-IOV on Proxmox VE 9

Split the UHD 730 iGPU of an i3-12100 into SR-IOV virtual functions for multiple VMs on Proxmox VE 9 (ZFS, systemd-boot) with i915-sriov-dkms.

23 min read · March 21, 2026

2026 · proxmox sr-iov gpu virtualization IT · IT
NFS over RDMA Configuration Guide

Set up an NFS over RDMA server and client on Ubuntu 22.04/24.04 using nfs.conf and an RDMA mount.

6 min read · October 28, 2025

2025 · nfs rdma infiniband IT · IT
InfiniBand Quick Command Reference

A cheat sheet for bringing up InfiniBand on Ubuntu, from packages and firmware to IPoIB, OpenSM and benchmarks.

5 min read · October 28, 2025

2025 · infiniband rdma network IT · IT
Exposing an Internal SSH Port with FRP and Docker Compose

Run frps and frpc with Docker Compose to reach an internal machine's SSH port through a public server.

6 min read · June 23, 2025

2025 · frp docker network ssh IT · IT