FlowPrefill

VLLM's slack-aware preemption policies rescued urgent request attainment at high load in a benchmark on 6× A100 SXM4 80GB GPUs running Llama 70B, where the control policy collapsed to 0% urgent attain…

A new paper, FlowPrefill by Hsieh et al., proposes preempting long LLM inference prefills mid-forward-pass to rescue urgent requests that would otherwise miss their time-to-first-token (TTFT) service-…