A diagram of interconnected Airflow DAG nodes on a server rack.

Mastering Apache Airflow DAGs: A Comprehensive Guide from Foundation to Production-Ready Pipelines

A step‑by‑step guide that walks engineers through Airflow DAG fundamentals, architecture decisions, testing strategies, and production best practices.

May 28, 2026 · 6 min · 1251 words · martinuke0
A schematic of PostgreSQL's write-ahead log flowing to disk.

Deep Dive into Postgres Write-Ahead Logging: Ensuring Data Durability and Crash Recovery in Production

A production‑focused walkthrough of PostgreSQL WAL, covering its internals, replication role, and practical tuning for maximum durability.

May 28, 2026 · 7 min · 1400 words · martinuke0
Diagram of eBPF program flow from kernel to userspace.

Mastering eBPF for Tracing and Production Observability: Architecture, Performance, and Real-World Implementation

Explore how eBPF reshapes observability, learn its core architecture, and see production‑ready patterns backed by real metrics and code.

May 28, 2026 · 8 min · 1497 words · martinuke0
Diagram of jemalloc arenas and thread caches interacting across CPU cores.

Deep Dive into jemalloc Arenas and Thread Caches: Architecture, Scalability, and Memory Management Patterns

A production‑focused look at jemalloc’s arena and thread‑cache design, with patterns to boost scalability and reduce fragmentation.

May 28, 2026 · 8 min · 1523 words · martinuke0
Illustration of a distributed system diagram with traffic throttling arrows.

Designing Resilient Distributed Systems: Load Shedding Strategies for Protective Management Under Critical Overload

A deep dive into load‑shedding techniques, from circuit‑breaker wiring to adaptive admission control, with production‑grade examples for Kafka and GCP.

May 28, 2026 · 8 min · 1547 words · martinuke0
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