Performance-Optimization

Speculative Speculative Decoding: Eliminating the Last Sequential Bottleneck in LLM Inference

How speculating about speculation itself achieves up to 5x faster LLM inference by eliminating the draft model’s idle time during verification, and the three engineering challenges that make it work.

Iceberg visualization showing the hidden software stack behind LLM inference

The Hidden Software Stack Behind Fast LLM Inference

Beyond vLLM and PagedAttention: exploring NCCL, CUTLASS, Triton, and FlashInfer, the libraries that actually make LLM inference fast.

Speculative Decoding: When Guessing Right Makes for Faster Inference

How speculative decoding achieves 2-3× inference speedup without changing model outputs, and why GLM-4.7’s native multi-token prediction marks a paradigm shift.

Flash Attention: The Mathematical Tricks That Broke the Memory Wall

Flash Attention, a memory-efficient attention mechanism for transformers.

Advanced NVIDIA GPU Monitoring for LLM Inference: A Deep Dive into H100 Architecture and Performance Optimization

A deep dive into NVIDIA’s H100 architecture and the monitoring techniques required for production-grade LLM inference optimization.