Heracles Improving Resource Efficiency at Scale (2015) 计算机科学

Heracles: Improving Resource Efficiency at ScaleDavid Lo†, Liqun Cheng‡, Rama Govindaraju‡, Parthasarathy Ranganathan‡ and Christos Kozyrakis†Stanford University† Google, Inc.‡AbstractUser-facing, latency-sensitive services, such as websearch,underutilize their computing resources during daily periods oflow traffic. Reusing those resources for other tasks is rarely donein production services since the contention for shared resourcescan cause latency spikes that violate the service-level objectiv