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Incident management for cloud services is a complex process involving several steps and has a huge impact on both service health and developer productivity. On-call engineers require significant amount of domain knowledge and manual effort…

Software Engineering · Computer Science 2023-02-10 Toufique Ahmed , Supriyo Ghosh , Chetan Bansal , Thomas Zimmermann , Xuchao Zhang , Saravan Rajmohan

Ensuring the reliability and availability of cloud services necessitates efficient root cause analysis (RCA) for cloud incidents. Traditional RCA methods, which rely on manual investigations of data sources such as logs and traces, are…

Root cause analysis (RCA) for incidents in large-scale cloud systems is a complex, knowledge-intensive task that often requires significant manual effort from on-call engineers (OCEs). Improving RCA is vital for accelerating the incident…

Major cloud providers have employed advanced AI-based solutions like large language models to aid humans in identifying the root causes of cloud incidents. Despite the growing prevalence of AI-driven assistants in the root cause analysis…

Computation and Language · Computer Science 2023-10-02 Dylan Zhang , Xuchao Zhang , Chetan Bansal , Pedro Las-Casas , Rodrigo Fonseca , Saravan Rajmohan

Root cause analysis (RCA) is essential for diagnosing failures within complex software systems to ensure system reliability. The highly distributed and interdependent nature of modern cloud-based systems often complicates RCA efforts,…

Software Engineering · Computer Science 2026-02-02 Evelien Riddell , James Riddell , Gengyi Sun , Michał Antkiewicz , Krzysztof Czarnecki

Ensuring the reliability and availability of complex networked services demands effective root cause analysis (RCA) across cloud environments, data centers, and on-premises networks. Traditional RCA methods, which involve manual inspection…

Networking and Internet Architecture · Computer Science 2025-07-08 Alexander Shan , Jasleen Kaur , Rahul Singh , Tarun Banka , Raj Yavatkar , T. Sridhar

The growing complexity of cloud based software systems has resulted in incident management becoming an integral part of the software development lifecycle. Root cause analysis (RCA), a critical part of the incident management process, is a…

Software Engineering · Computer Science 2024-03-08 Devjeet Roy , Xuchao Zhang , Rashi Bhave , Chetan Bansal , Pedro Las-Casas , Rodrigo Fonseca , Saravan Rajmohan

Root Cause Analysis (RCA) of any service-disrupting incident is one of the most critical as well as complex tasks in IT processes, especially for cloud industry leaders like Salesforce. Typically RCA investigation leverages data-sources…

Information Retrieval · Computer Science 2022-04-26 Amrita Saha , Steven C. H. Hoi

Large language model (LLM) applications in cloud root cause analysis (RCA) have been actively explored recently. However, current methods are still reliant on manual workflow settings and do not unleash LLMs' decision-making and environment…

Software Engineering · Computer Science 2024-08-05 Zefan Wang , Zichuan Liu , Yingying Zhang , Aoxiao Zhong , Jihong Wang , Fengbin Yin , Lunting Fan , Lingfei Wu , Qingsong Wen

Root Cause Analysis (RCA) is a crucial aspect of incident management in large-scale cloud services. While the term root cause analysis or RCA has been widely used, different studies formulate the task differently. This is because the term…

Software Engineering · Computer Science 2025-10-23 Aoyang Fang , Haowen Yang , Haoze Dong , Qisheng Lu , Junjielong Xu , Pinjia He

Runtime failures are commonplace in modern distributed systems. When such issues arise, users often turn to platforms such as Github or JIRA to report them and request assistance. Automatically identifying the root cause of these failures…

Software Engineering · Computer Science 2025-04-01 Yichen Li , Yulun Wu , Jinyang Liu , Zhihan Jiang , Zhuangbin Chen , Guangba Yu , Michael R. Lyu

Purpose To evaluate the reasoning capabilities of large language models (LLMs) in performing root cause analysis (RCA) of radiation oncology incidents using narrative reports from the Radiation Oncology Incident Learning System (RO-ILS),…

Communications networks now form the backbone of our digital world, with fast and reliable connectivity. However, even with appropriate redundancy and failover mechanisms, it is difficult to guarantee "five 9s" (99.999 %) reliability,…

Computation and Language · Computer Science 2026-04-29 Nguyen Phuc Tran , Brigitte Jaumard , Oscar Delgado , Tristan Glatard , Karthikeyan Premkumar , Kun Ni

Failures in large-scale cloud systems incur substantial financial losses, making automated Root Cause Analysis (RCA) essential for operational stability. Recent efforts leverage Large Language Model (LLM) agents to automate this task, yet…

Artificial Intelligence · Computer Science 2026-03-05 Taeyoon Kim , Woohyeok Park , Hoyeong Yun , Kyungyong Lee

Root cause analysis (RCA) is crucial for enhancing the reliability and performance of complex systems. However, progress in this field has been hindered by the lack of large-scale, open-source datasets tailored for RCA. To bridge this gap,…

Artificial Intelligence · Computer Science 2025-05-20 Lecheng Zheng , Zhengzhang Chen , Dongjie Wang , Chengyuan Deng , Reon Matsuoka , Haifeng Chen

Incident management for large cloud services is a complex and tedious process and requires significant amount of manual efforts from on-call engineers (OCEs). OCEs typically leverage data from different stages of the software development…

Networking and Internet Architecture · Computer Science 2024-04-08 Drishti Goel , Fiza Husain , Aditya Singh , Supriyo Ghosh , Anjaly Parayil , Chetan Bansal , Xuchao Zhang , Saravan Rajmohan

Root Cause Analysis (RCA) in mobile networks remains a challenging task due to the need for interpretability, domain expertise, and causal reasoning. In this work, we propose a lightweight framework that leverages Large Language Models…

Artificial Intelligence · Computer Science 2025-07-30 Mohamed Sana , Nicola Piovesan , Antonio De Domenico , Yibin Kang , Haozhe Zhang , Merouane Debbah , Fadhel Ayed

Root cause analysis (RCA) in microservice systems is challenging, requiring on-call engineers to rapidly diagnose failures across heterogeneous telemetry such as metrics, logs, and traces. Traditional RCA methods often focus on single…

Artificial Intelligence · Computer Science 2025-08-19 Yifang Tian , Yaming Liu , Zichun Chong , Zihang Huang , Hans-Arno Jacobsen

The dynamics and complexity of cloud-native systems present significant challenges for Root Cause Analysis (RCA). While causality-based RCA methods have shown significant progress in recent years, their practical adoption is fundamentally…

Software Engineering · Computer Science 2026-03-03 Shuai Liang , Pengfei Chen , Bozhe Tian , Gou Tan , Maohong Xu , Youjun Qu , Yahui Zhao , Yiduo Shang , Chongkang Tan

While cloud-native microservice architectures have revolutionized software development, their inherent operational complexity makes failure Root Cause Analysis (RCA) a critical yet challenging task. Numerous data-driven RCA models have been…

Software Engineering · Computer Science 2025-12-24 Aoyang Fang , Songhan Zhang , Yifan Yang , Haotong Wu , Junjielong Xu , Xuyang Wang , Rui Wang , Manyi Wang , Qisheng Lu , Pinjia He
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