Guangba Yu

59 papers A* 7A 8B 6Journal 31Unranked 7
YearRankTypeTitle / Venue / Authors
2026 J jnl
A Survey on Failure Analysis and Fault Injection in AI Systems.
ACM Trans. Softw. Eng. Methodol.
Guangba Yu, Gou Tan, Haojia Huang, Zhenyu Zhang, Pengfei Chen, Roberto Natella, Zibin Zheng, Michael R. Lyu
2026 J jnl
AI-NativeBench: An Open-Source White-Box Agentic Benchmark Suite for AI-Native Systems.
CoRR
Zirui Wang, Guangba Yu, Michael R. Lyu
2026 J jnl
AlertGuardian: Intelligent Alert Life-Cycle Management for Large-scale Cloud Systems.
CoRR
Guangba Yu, Genting Mai, Rui Wang, Ruipeng Li, Pengfei Chen, Long Pan, Ruijie Xu
2026 J jnl
Cloud-OpsBench: A Reproducible Benchmark for Agentic Root Cause Analysis in Cloud Systems.
CoRR
Yilun Wang, Guangba Yu, Haiyu Huang, Zirui Wang, Yujie Huang, Pengfei Chen, Michael R. Lyu
2026 J jnl
Fine-grained Tracing for Performance Anomaly Diagnosis of Serverless Functions.
ACM Trans. Auton. Adapt. Syst.
Runan Wang, Guangba Yu, Giuliano Casale, Pengfei Chen, Antonio Filieri
2026 J jnl
KPIRoot+: An efficient integrated framework for anomaly detection and root cause analysis in large-scale cloud systems.
Empir. Softw. Eng.
Wenwei Gu, Renyi Zhong, Guangba Yu, Xinying Sun, Jinyang Liu, Yintong Huo, Zhuangbin Chen, Jianping Zhang, Jiazhen Gu, Yongqiang Yang, Michael R. Lyu
2026 J jnl
Why Does the LLM Stop Computing: An Empirical Study of User-Reported Failures in Open-Source LLMs.
CoRR
Guangba Yu, Zirui Wang, Yujie Huang, Renyi Zhong, Yuedong Zhong, Yilun Wang, Michael R. Lyu
2025 A* conf
AlertGuardian: Intelligent Alert Life-Cycle Management for Large-scale Cloud Systems.
ASE
Guangba Yu, Genting Mai, Rui Wang, Ruipeng Li, Pengfei Chen, Long Pan, Ruijie Xu
2025 J jnl
CCISolver: End-to-End Detection and Repair of Method-Level Code-Comment Inconsistency.
CoRR
Renyi Zhong, Yintong Huo, Wenwei Gu, Jinxi Kuang, Zhihan Jiang, Guangba Yu, Yichen Li, David Lo, Michael R. Lyu
2025 A* conf
COCA: Generative Root Cause Analysis for Distributed Systems with Code Knowledge.
ICSE
Yichen Li, Yulun Wu, Jinyang Liu, Zhihan Jiang, Zhuangbin Chen, Guangba Yu, Michael R. Lyu
2025 J jnl
COCA: Generative Root Cause Analysis for Distributed Systems with Code Knowledge.
CoRR
Yichen Li, Yulun Wu, Jinyang Liu, Zhihan Jiang, Zhuangbin Chen, Guangba Yu, Michael R. Lyu
2025 B conf
Causelens: Causality-Based Interpretable Root Cause Analysis for Microservice Systems.
IWQoS
Qihan Liu, Pengfei Chen, Guangba Yu, Yuanhao Lai, Xiaoyun Li
2025 A conf
Conan: Uncover Consensus Issues in Distributed Databases Using Fuzzing-Driven Fault Injection.
SANER
Haojia Huang, Pengfei Chen, Guangba Yu, Haiyu Huang, Jia Chang, Jun Li, Jian Han
2025 J jnl
DaiFu: In-Situ Crash Recovery for Deep Learning Systems.
CoRR
Zilong He, Pengfei Chen, Hongyu Zhang, Xiaoyun Li, Guangba Yu, Hongyang Chen, Zibin Zheng
2025 J jnl
Hierarchical Prediction-based Management for LMaaS Systems.
CoRR
Zhihan Jiang, Yujie Huang, Guangba Yu, Junjie Huang, Jiazhen Gu, Michael R. Lyu
2025 J jnl
KPIRoot+: An Efficient Integrated Framework for Anomaly Detection and Root Cause Analysis in Large-Scale Cloud Systems.
CoRR
Wenwei Gu, Renyi Zhong, Guangba Yu, Xinying Sun, Jinyang Liu, Yintong Huo, Zhuangbin Chen, Jianping Zhang, Jiazhen Gu, Yongqiang Yang, Michael R. Lyu
2025 — conf
L4: Diagnosing Large-scale LLM Training Failures via Automated Log Analysis.
SIGSOFT FSE Companion
Zhihan Jiang, Junjie Huang, Guangba Yu, Zhuangbin Chen, Yichen Li, Renyi Zhong, Cong Feng, Yongqiang Yang, Zengyin Yang, Michael R. Lyu
2025 J jnl
L4: Diagnosing Large-scale LLM Training Failures via Automated Log Analysis.
CoRR
Zhihan Jiang, Junjie Huang, Zhuangbin Chen, Yichen Li, Guangba Yu, Cong Feng, Yongqiang Yang, Zengyin Yang, Michael R. Lyu
2025 — conf
LLMPrism: Black-box Performance Diagnosis for Production LLM Training Platforms.
DSN-S
Zhihan Jiang, Rui Ren, Guangba Yu, Yulun Wu, Wenwei Gu, Yichen Li, Yujie Huang, Cong Feng, Zengyin Yang, Yongqiang Yang, Michael R. Lyu
2025 J jnl
LLMPrism: Black-box Performance Diagnosis for Production LLM Training Platforms.
CoRR
Zhihan Jiang, Rui Ren, Guangba Yu, Yulun Wu, Wenwei Gu, Yichen Li, Yujie Huang, Cong Feng, Zengyin Yang, Yongqiang Yang, Michael R. Lyu
2025 J jnl
Larger Is Not Always Better: Exploring Small Open-source Language Models in Logging Statement Generation.
CoRR
Renyi Zhong, Yichen Li, Guangba Yu, Wenwei Gu, Jinxi Kuang, Yintong Huo, Michael R. Lyu
2025 — conf
Mint: Cost-Efficient Tracing with All Requests Collection via Commonality and Variability Analysis.
ASPLOS (1)
Haiyu Huang, Cheng Chen, Kunyi Chen, Pengfei Chen, Guangba Yu, Zilong He, Yilun Wang, Huxing Zhang, Qi Zhou
2025 J jnl
NetScope: Fault Localization in Programmable Networking Systems With Low-Cost In-Band Network Telemetry and In-Network Detection.
IEEE Trans. Netw.
Hongyang Chen, Benran Wang, Guangba Yu, Zilong He, Pengfei Chen, Chen Sun, Zibin Zheng
2025 J jnl
Subgraphs as First-Class Citizens in Incident Management for Large-Scale Online Systems: An Evolution-Aware Framework.
IEEE Trans. Software Eng.
Zilong He, Pengfei Chen, Yu Luo, Qiuyu Yan, Hongyang Chen, Guangba Yu, Fangyuan Li, Xiaoyun Li, Zibin Zheng
2025 — conf
Take Kernel Stack Overhead Out: eBPF-Enhanced Network Acceleration for Distributed Training within Ethernet.
Internetware
Zhenyu Zhang, Pengfei Chen, Guangba Yu, Zilong He, Xiaoyun Li
2025 J jnl
Trace Sampling 2.0: Code Knowledge Enhanced Span-level Sampling for Distributed Tracing.
CoRR
Yulun Wu, Guangba Yu, Zhihan Jiang, Yichen Li, Michael R. Lyu
2025 A* conf
iKnow: an Intent-Guided Chatbot for Cloud Operations with Retrieval-Augmented Generation.
ASE
Junjie Huang, Yuedong Zhong, Guangba Yu, Zhihan Jiang, Minzhi Yan, Wenfei Luan, Tianyu Yang, Rui Ren, Michael R. Lyu
2024 J jnl
A Survey on Failure Analysis and Fault Injection in AI Systems.
CoRR
Guangba Yu, Gou Tan, Haojia Huang, Zhenyu Zhang, Pengfei Chen, Roberto Natella, Zibin Zheng
2024 — conf
CTuner: Automatic NoSQL Database Tuning with Causal Reinforcement Learning.
Internetware
Genting Mai, Zilong He, Guangba Yu, Zhiming Chen, Pengfei Chen
2024 J jnl
ChangeRCA: Finding Root Causes from Software Changes in Large Online Systems.
Proc. ACM Softw. Eng.
Guangba Yu, Pengfei Chen, Zilong He, Qiuyu Yan, Yu Luo, Fangyuan Li, Zibin Zheng
2024 A* conf
FaaSConf: QoS-aware Hybrid Resources Configuration for Serverless Workflows.
ASE
Yilun Wang, Pengfei Chen, Hui Dou, Yiwen Zhang, Guangba Yu, Zilong He, Haiyu Huang
2024 A conf
FaaSRCA: Full Lifecycle Root Cause Analysis for Serverless Applications.
ISSRE
Jin Huang, Pengfei Chen, Guangba Yu, Yilun Wang, Haiyu Huang, Zilong He
2024 J jnl
FaaSRCA: Full Lifecycle Root Cause Analysis for Serverless Applications.
CoRR
Jin Huang, Pengfei Chen, Guangba Yu, Yilun Wang, Haiyu Huang, Zilong He
2024 J jnl
MicroFI: Non-Intrusive and Prioritized Request-Level Fault Injection for Microservice Applications.
IEEE Trans. Dependable Secur. Comput.
Hongyang Chen, Pengfei Chen, Guangba Yu, Xiaoyun Li, Zilong He
2024 J jnl
Mint: Cost-Efficient Tracing with All Requests Collection via Commonality and Variability Analysis.
CoRR
Haiyu Huang, Cheng Chen, Kunyi Chen, Pengfei Chen, Guangba Yu, Zilong He, Yilun Wang, Huxing Zhang, Qi Zhou
2024 J jnl
Network shortcut in data plane of service mesh with eBPF.
J. Netw. Comput. Appl.
Wanqi Yang, Pengfei Chen, Guangba Yu, Haibin Zhang, Huxing Zhang
2024 J jnl
TraStrainer: Adaptive Sampling for Distributed Traces with System Runtime State.
Proc. ACM Softw. Eng.
Haiyu Huang, Xiaoyu Zhang, Pengfei Chen, Zilong He, Zhiming Chen, Guangba Yu, Hongyang Chen, Chen Sun
2023 J jnl
A Spatiotemporal Deep Learning Approach for Unsupervised Anomaly Detection in Cloud Systems.
IEEE Trans. Neural Networks Learn. Syst.
Zilong He, Pengfei Chen, Xiaoyun Li, Yongfeng Wang, Guangba Yu, Cailin Chen, Xinrui Li, Zibin Zheng
2023 B conf
DeepPower: Deep Reinforcement Learning based Power Management for Latency Critical Applications in Multi-core Systems.
ICPP
Jingrun Zhang, Guangba Yu, Zilong He, Liang Ai, Pengfei Chen
2023 — conf
DiagConfig: Configuration Diagnosis of Performance Violations in Configurable Software Systems.
ESEC/SIGSOFT FSE
Zhiming Chen, Pengfei Chen, Peipei Wang, Guangba Yu, Zilong He, Genting Mai
2023 J jnl
FaaSDeliver: Cost-Efficient and QoS-Aware Function Delivery in Computing Continuum.
IEEE Trans. Serv. Comput.
Guangba Yu, Pengfei Chen, Zibin Zheng, Jingrun Zhang, Xiaoyun Li, Zilong He
2023 A* conf
LogReducer: Identify and Reduce Log Hotspots in Kernel on the Fly.
ICSE
Guangba Yu, Pengfei Chen, Pairui Li, Tianjun Weng, Haibing Zheng, Yuetang Deng, Zibin Zheng
2023 B conf
MARS: Fault Localization in Programmable Networking Systems with Low-cost In-Band Network Telemetry.
ICPP
Benran Wang, Hongyang Chen, Pengfei Chen, Zilong He, Guangba Yu
2023 B conf
MARS: Fault Localization in Programmable Networking Systems with Low-cost In-Band Network Telemetry.
IWQoS
Benran Wang, Hongyang Chen, Pengfei Chen, Zilong He, Guangba Yu
2023 — conf
Nezha: Interpretable Fine-Grained Root Causes Analysis for Microservices on Multi-modal Observability Data.
ESEC/SIGSOFT FSE
Guangba Yu, Pengfei Chen, Yufeng Li, Hongyang Chen, Xiaoyun Li, Zibin Zheng
2023 J jnl
SwissLog: Robust Anomaly Detection and Localization for Interleaved Unstructured Logs.
IEEE Trans. Dependable Secur. Comput.
Xiaoyun Li, Pengfei Chen, Linxiao Jing, Zilong He, Guangba Yu
2023 J jnl
TraceRank: Abnormal service localization with dis-aggregated end-to-end tracing data in cloud native systems.
J. Softw. Evol. Process.
Guangba Yu, Zicheng Huang, Pengfei Chen
2022 A conf
Going through the Life Cycle of Faults in Clouds: Guidelines on Fault Handling.
ISSRE
Xiaoyun Li, Guangba Yu, Pengfei Chen, Hongyang Chen, Zhekang Chen
2022 A* conf
Graph based Incident Extraction and Diagnosis in Large-Scale Online Systems.
ASE
Zilong He, Pengfei Chen, Yu Luo, Qiuyu Yan, Hongyang Chen, Guangba Yu, Fangyuan Li
2022 A conf
MicroSketch: Lightweight and Adaptive Sketch Based Performance Issue Detection and Localization in Microservice Systems.
ICSOC
Yufeng Li, Guangba Yu, Pengfei Chen, Chuanfu Zhang, Zibin Zheng
2022 J jnl
Microscaler: Cost-Effective Scaling for Microservice Applications in the Cloud With an Online Learning Approach.
IEEE Trans. Cloud Comput.
Guangba Yu, Pengfei Chen, Zibin Zheng
2022 A conf
TS-InvarNet: Anomaly Detection and Localization based on Tempo-spatial KPI Invariants in Distributed Services.
ICWS
Zijun Hu, Pengfei Chen, Guangba Yu, Zilong He, Xiaoyun Li
2021 A* conf
MicroRank: End-to-End Latency Issue Localization with Extended Spectrum Analysis in Microservice Environments.
WWW
Guangba Yu, Pengfei Chen, Hongyang Chen, Zijie Guan, Zicheng Huang, Linxiao Jing, Tianjun Weng, Xinmeng Sun, Xiaoyun Li
2021 A conf
Sieve: Attention-based Sampling of End-to-End Trace Data in Distributed Microservice Systems.
ICWS
Zicheng Huang, Pengfei Chen, Guangba Yu, Hongyang Chen, Zibin Zheng
2021 B conf
T-Rank: A Lightweight Spectrum based Fault Localization Approach for Microservice Systems.
CCGRID
Zihao Ye, Pengfei Chen, Guangba Yu
2020 J jnl
A Framework of Virtual War Room and Matrix Sketch-Based Streaming Anomaly Detection for Microservice Systems.
IEEE Access
Hongyang Chen, Pengfei Chen, Guangba Yu
2020 B conf
A Learning-based Dynamic Load Balancing Approach for Microservice Systems in Multi-cloud Environment.
ICPADS
Jieqi Cui, Pengfei Chen, Guangba Yu
2020 A conf
SwissLog: Robust and Unified Deep Learning Based Log Anomaly Detection for Diverse Faults.
ISSRE
Xiaoyun Li, Pengfei Chen, Linxiao Jing, Zilong He, Guangba Yu
2019 A conf
Microscaler: Automatic Scaling for Microservices with an Online Learning Approach.
ICWS
Guangba Yu, Pengfei Chen, Zibin Zheng