Robert Zieliński

simulators/computer science/systems

systems

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