Pingmesh: A Large-Scale System for Data Center Network Latency Measurement and Analysis. - Chuanxiong Guo; Lihua Yuan; Dong Xiang; Yingnong Dang; Ray Huang; David A. Maltz; Zhaoyi Liu; Vin Wang; Bin Pang; Hua Chen; Zhi-Wei Lin; Varugis Kurien (SIGCOMM, 2015)