Robert Zieliński
robertz.co
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2026-05-19
Instagram — system-design tick-by-tick request flow
includes a live simulator
includes tables
2026-05-19
LLM model scaling — VRAM · RAM · SSD spillover (Ollama vs vLLM)
includes a live simulator
includes tables
2026-05-19
Scaling Web Servers — latency, throughput, bandwidth, concurrency & parallelism
includes a live simulator
includes tables
2026-05-17
exe32_js — Windows 32-bit JavaScript simulator
includes a live simulator
includes tables