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Blog

I share my thoughts, travel experiences, food recipes, and technical learnings using clear mental models and maps.

Recent publications

Kubernetes Node Internals — Part 5: CSI, Volumes, and Mounts on the Node

Apr 2, 2026

Part 5 of a 5-part series: how kubelet, CSI, and the Linux mount system turn a Pod volume spec into a real mounted filesystem on the node.

Travel

Solo Backpacking across SEA Part 1

Mar 31, 2026

My Malaysia backpacking diary and itinerary with hostel notes, food recommendations, transport details, visa notes, and practical travel tips.

Tech

Kubernetes Node Internals — Part 4: Keeping It Alive

Mar 30, 2026

Part 4 of a 5-part series: heartbeats, probes, cAdvisor, node pressure, evictions, OOM kills, and the survival logic that keeps a node functioning.

Tech

Kubernetes Node Internals — Part 3: Pod Lifecycle

Mar 26, 2026

Part 3 of a 5-part series: the full birth sequence of a Pod, from scheduler decision and pause container to CNI wiring, overlayfs, and a running process.

Tech

Kubernetes Node Internals — Part 2: Bootstrap

Mar 22, 2026

Part 2 of a 5-part series: Linux namespaces, cgroups, networking primitives, TLS bootstrap, and how a node earns trust from the cluster.