In large-scale online service systems, software changes are inevitable and frequent. Due to
importing new code or configurations, changes are likely to incur incidents and destroy user …

Prompt and accurate detection of system anomalies is essential to ensure the reliability of
software systems. Unlike manual efforts that exploit all available run-time information …

Incidents in online service systems could incur poor user experience and tremendous
economic loss. To reduce the influence of incidents and guarantee service reliability, it is …

Large-scale online systems are complex, fast-evolving, and hardly bug-free despite the
testing efforts. Backend system monitoring cannot detect many types of issues, such as UI …

In large-scale online service systems, incidents occur frequently due to a variety of causes,
from updates of software and hardware to changes in operation environment. These …

Fault localization is challenging in an online service system due to its monitoring data's large
volume and variety and complex dependencies across/within its components (eg, services …

To ensure the performance of online service systems, their status is closely monitored with
various software and system metrics. Performance anomalies represent the performance …

The detection of performance changes in software change roll-outs in Internet-based
services is crucial for an operations team, because it allows timely roll-back of a software …

Anomaly detection can infer the presence of errors without observing the target services, but
detecting variations in the observable parts of the system on which the services reside. This …

In recent years, more and more traditional shrink-wrapped software is provided as 7x24
online services. Incidents (events that lead to service disruptions or outages) could affect …