~/talks

Yibo Zhu

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  • NSDI2 editions2019–2023

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titleconferencedate
Optimizing RLHF Training for Large Language Models with Stage FusionNSDI '252025-04-28
RLHFuse claims up to 3.7× end-to-end RLHF training throughput by splitting tasks into sample-level subtasks and microbatch subtasks. It overlaps generation and…
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DistServe: Disaggregating Prefill and Decoding for Goodput-optimized Large Language...18th USENIX Symposium on Operating Systems Design and Implementation (OSDI '24)2024-07-10
System disaggregates prefill and decoding onto separate GPUs, assigns independent parallelism and resource plans for each phase, and places instances to cut…
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BGL: GPU-Efficient GNN Training by Optimizing Graph Data I/O and PreprocessingNSDI 20232023-04-17
Distributed GNN training system BGL builds a dynamic cache engine and a two-level CPU+GPU cache that together cut feature-retrieval traffic and reduce…
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Collie: Finding Performance Anomalies in RDMA Subsystems19th USENIX Symposium on Networked Systems Design and Implementation (NSDI '22)2022-04-04
Collie systematically searches RDMA workload space using simulated annealing guided by hardware performance and diagnostic counters to drive tests toward…
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FreeFlow: Software-based Virtual RDMA Networking for Containerized CloudsNSDI 20192019-02-26
FreeFlow implements a software RDMA virtualization layer that runs on commodity RDMA NICs, intercepting libibverbs’ serialized commands and presenting shadow…
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dShark: A General, Easy to Program and Scalable Framework for Analyzing In-networkNSDI 20192019-02-26
dShark provides a MapReduce-like pipeline that parses mirrored packets into compact summaries using a JSON declarative spec and runs per-group analysis with…
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Slim: OS Kernel Support for a Low-Overhead Container Overlay NetworkNSDI 20192019-02-26
Slim implements connection-based virtualization that maps virtual container connections to host TCP connections via a user-space Slim router, avoiding…
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Tiresias: A GPU Cluster Manager for Distributed Deep LearningNSDI 20192019-02-26
Tiresias is a GPU cluster manager that actually implements two age‑based schedulers — Discretized Two‑Dimensional Gittins index (needs a prior distribution)…
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007: Democratically Finding the Cause of Packet DropsNSDI '182018-04-09
007 is a host-only deployment that diagnoses per-TCP packet loss by subscribing to retransmission events, issuing one traceroute per retransmitting flow, and…
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