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Heracles: Improving Resource Efficiency at Scale

论文原址:

  1. http://csl.stanford.edu/~christos/publications/2015.heracles.isca.pdf
  2. https://cs.stanford.edu/~davidlo/resources/2015.heracles.isca.slides.pdf

Average server utilization in most datacenter is low, ranging between 10%~50%. Difficult to consolidate the latency-critical services on a subset of highly utilized servers. Increase the server utilization by launching best-effort tasks on the same server with a latency-critical job

Goal: Eliminate SLO violations at all levels of load for the LC job while maximizing the throughput for BE tasks.

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