Laiping Zhao

Fast Big Data Analysis in Geo-Distributed Cloud

2016

As cloud services grow to span more and more globally distributed datacenters, there is an increasingly need for scheduling algorithms to automatically place tasks across these datacenters. In geo-distributed cloud, the limited WAN bandwidth has …

A Stochastic Model for Analyzing Tail Latency of Multi-Tier Online Cloud Services

2018

Tail latency is an important performance metric to characterize the quality of experience (QoE) of online cloud services. However, there still lacks an efficient and easy-to-use analytical model to analyze the tail latency of response …

Rhythm

2020

Cloud service providers improve resource utilization by co-locating latency-critical (LC) workloads with best-effort batch (BE) jobs in datacenters. However, they usually treat an LC workload as a whole when allocating resources to BE jobs and …