A-Tune-Online: Efficient and QoS-aware Online Configuration Tuning for Dynamic Workloads

IEEE International Conference on Data Engineering (ICDE), 2025.

Yu Shen*, Beicheng Xu*, Yupeng Lu, Donghui Chen, Huaijun Jiang, Zhipeng Xie, Senbo Fu, Nan Zhang, Yuxin Ren, Ning Jia, Xinwei Hu, Bin Cui

* Equal contribution.

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Overview

A-Tune-Online adapts system configurations to dynamic workloads. It combines explicit workload-shift detection, a similarity-based dual warm start, and a safety region for configuration search to improve tuning efficiency while maintaining quality-of-service requirements.

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