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Author

Yu-Qiu Zhang

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Jul 2026

Fugue: Online Elasticity for Distributed Stateful Stream Processing

Fugue is a novel, self-contained reactive protocol that provides seamless and resource-efficient elasticity and reaches comparable handover performance while avoiding continuous replication overhead, and is implemented in Apache Flink.

Yu-Qiu Zhang, Yun-Hao Mao, Hans-Arno Jacobsen · 0 citations
Book Open access Jul 2026

Krysha: Cost-Efficient Resource Orchestration for Geo-Distributed Serverless Microservices

Krysha is presented, an adaptive orchestration framework that jointly optimizes function scheduling and resource allocation for geo-distributed serverless microservices and can achieve up to 74.7% cost savings in scaled deployments compared to state-of-the-art alternatives while maintaining SLO requirements.

Yuqiu Zhang, Hans-Arno Jacobsen · 0 citations

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