Qunar (https://qunar.com) is the leading travel booking service in China. They
use CoreDNS for service discovery of the GPU machine learning cloud they build
with TensorFlow and Kubernetes.

There is a very nice talk in KubeCon 2017, presented by Ye Lu:
https://kccncna17.sched.com/event/CU61/all-you-need-to-know-to-build-your-gpu-machine-learning-cloud-b-ye-lu-qunarSigned-off-by: Yong Tang <yong.tang.github@outlook.com>