Production LLM serving multiplexes hundreds of heterogeneous models on shared clusters, exposing three challenges that existing systems fail to address simultaneously: unpredictable bursts, power-law application popularity, and heterogeneous yet complementary resource demands. We present Janus, a Service-Engine co-desi...
Tian-Bao Zhou, Yi Wang, Yu Zhou et al.· Proceedings of the ACM SIGOP...· 0 citations
It is shown that pipeline parallelism (PP), long overlooked because it offers little decode-latency advantage, can reduce JCT by providing a more favorable balance between prefill and decode efficiency, and PipeSwift is built, an optimized open-source pipeline-parallel runtime integrated with a tailored micro-batch par...
Shiju Wang, Fei Ren, Fang-Cheng Fu et al.· 0 citations
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