Fixing PCIe AER Errors on Minisforum Venus Series (AMD Ryzen 9 7940HS)
Introduction If you own a Minisforum Venus series mini PC with an AMD Ryzen 9 7940HS and run heavy workloads […]
Ubuntu
Hands-On DevOps & Homelab Experiments
From Kubernetes and Ceph to Proxmox, Kafka, Jenkins, Vault, Android, and CI/CD, every guide here is a tested, step-by-step walkthrough from my lab.
Ceph, Kafka
How to Enable Ceph RGW Kafka Bucket Notifications
This guide shows you how to configure Ceph RGW to send bucket event notifications to Kafka over HTTPS using SASL/PLAIN
Kafka
How to Install Kafbat UI for Kafka 4.0 with SASL/PLAIN and HAProxy SSL Termination
In this post, we’ll set up Kafbat UI, a modern web-based Kafka management interface, to work with a secure Kafka
HAProxy, Kafka
How to Enable Username/Password Authentication (SASL/PLAIN) in Kafka 4.0 with HAProxy SSL Termination
In the previous post, How to Install Kafka 4.0 on a Single Ubuntu 24.04 Node with HAProxy SSL Termination, we
HAProxy, Kafka
How to Install Kafka 4.0 on a Single Ubuntu 24.04 Node with HAProxy SSL Termination
Introduction Apache Kafka 4.0 introduces KRaft mode (ZooKeeper-free) as the default. In this guide, we’ll install Kafka 4.0 on a
Ceph
Testing Object Versioning and Synchronization in Ceph RGW Multisite
Introduction In the previous post, How to Configure Ceph RGW Multisite with HAProxy and Let’s Encrypt on Ubuntu 24.04, we
Ceph, Ubuntu
Simulating Geo-Distributed Network Latency with tc on Ubuntu 24.04
When deploying Ceph RGW Multisite, it’s common to span zones across different regions—Asia, Europe, America—connected by wide-area networks. These connections
Ceph, HAProxy
How to Configure Ceph RGW Multisite with HAProxy and Let’s Encrypt on Ubuntu 24.04
In this post, we’ll walk through setting up Ceph RGW (RADOS Gateway) multisite using two separate clusters on Ubuntu 24.04.
Ceph, HAProxy
All-in-One Ceph S3 Test Environment on a Single Node
In this post, we combine and simplify the following two guides into a single-node Ceph test environment: This setup is
Ceph, HAProxy
How to Add HAProxy with SSL Termination and Load Balancing for Ceph RGW and Dashboard
In our previous post, we installed Ceph Squid v19 with RGW S3 and the Ceph Dashboard on three Ubuntu 24.04