Kun Qian
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what they talk about
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where they keep going back
- NSDI2 editions2020–2023
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| title | conference | date |
|---|---|---|
| StriaTrace: Efficient Tracing and Diagnosis for Online LLM Inference | 20th USENIX Symposium on Operating Systems Design and Implementation (OSDI '26) | 2026-07-13 |
StriaTrace implements host and device collectors that record only 13 synchronization spans and kernel boundaries plus memory transfers, with a pass-by sampler… | ||
| EROICA: Online Performance Troubleshooting for Large-scale Model Training | NSDI '26 | 2026-05-04 |
EROICA is an online profiler that triggers only on iteration slowdowns, profiles all workers simultaneously, extracts beta, mu, sigma fingerprints for… | ||
| Come Hell or Still Water: Alleviating Tail Latency in Cloud Block Store | NSDI '26 | 2026-05-04 |
Per-proxy dual-bucket token buckets add a main bucket (refilled every 10 ms) and a check bucket that only steady segments can draw from; hot segments drain the… | ||
| ServeGen: Workload Characterization and Generation of Large Language... | NSDI '26 | 2026-05-04 |
Characterization uses production traces spanning 3.5 billion requests over 4 months across 10 models and finds that traffic is dominated by a few customers —… | ||
| SimAI: Unifying Architecture Design and Performance Tuning for Large-Scale Large... | NSDI '25 | 2025-04-28 |
SimAI claims a unified, high‑precision LLM training simulator that matches real runs 98.1% alignment by hijacking training frameworks (Megatron, DeepSpeed)… | ||
| Evolution of Aegis: Fault Diagnosis for AI Model Training Service in Production | NSDI '25 | 2025-04-28 |
Aegis is a production fault diagnosis system for AI model training that evolves from enhanced legacy tools to a customized collective communication library… | ||
| Mitigating Scalability Walls of RDMA-based Container Networks | NSDI '25 | 2025-04-28 |
ScalaCN infers RNIC internals via combinatorial causal testing and links specific config dimensions to failures, finding that increasing flow-group query cost… | ||
| Burstable Cloud Block Storage with Data Processing Units | 18th USENIX Symposium on Operating Systems Design and Implementation (OSDI '24) | 2024-07-10 |
An end-to-end system called BurstCBS runs on DPUs to balance per-core load with added FPGA queues, uses a two-tier memory pool to prefill buffers without… | ||
| SLNet: A Spectrogram Learning Neural Network for Deep Wireless Sensing | NSDI 2023 | 2023-04-17 |
SLNet generates super-resolution spectrograms with a learned spectrogram enhancement network (SEN) trained on synthetic 1–5 component spectra, then applies a… | ||
| 3D Point Cloud Generation with Millimeter-Wave Radar | UbiComp 2021 | 2021-09-21 |
System converts commodity vehicle Radar into coherent SAR that outputs 3D point clouds by combining self cross-range tracking with a multi-focusing step and… | ||
| AIRCODE: Hidden Screen-Camera Communication on an Invisible and Inaudible Dual Channel | NSDI ’21 | 2021-04-12 |
AIRCODE achieves imperceptible screen-camera transmission at about 1 Mbps with reported BER ≈ 5% by splitting payload and metadata: video frames carry… | ||
| Re architecting Congestion Management in Lossless Ethernet | NSDI 2020 | 2020-02-25 |
Claims that existing lossless Ethernet congestion control fails because congestion detection and rate adjustment are ineffective and replaces them with… | ||
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