PostgreSQL - HA Concept
Một database đơn lẻ chết là cả ứng dụng chết theo. Lab dựng PostgreSQL replicate Master/Slave bằng Docker Compose, thêm Keepalived giữ một VIP luôn trỏ về no...
Anh Le Blog
Systems, from the rack to the control plane.
I'm Anh Le, an infrastructure engineer based in Ho Chi Minh City. I build systems in the lab, break them on purpose, and write down what actually happens — architecture notes, hands-on walkthroughs, and the operational details you only learn the hard way.