Yungang Bao

Understanding the Behavior of Spark Workloads from Linux Kernel Parameters Perspective

2016

Despite a number of innovative computer systems with high capacity memory have been built, the design principles behind an operating system kernel have remained unchanged for decades. We argue that kernel parameters is a kind …

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 …

Skadi: Building a Distributed Runtime for Data Systems in Disaggregated Data Centers

2023

Data-intensive systems are the backbone of today's computing and are responsible for shaping data centers. Over the years, cloud providers have relied on three principles to maintain cost-effective data systems: use disaggregation to decouple scaling, …