This article aims to enhance the monitoring accuracy of high concurrent network services. As
modern network services grow rapidly in data centers, tail latency has become one of the …

While tcpdump is an invaluable monitoring tool that has held up remarkably well for over a
decade, it is showing its age. Network speeds have recently outstripped the ability of …

Content distribution networks (CDNs) need to make decisions, such as server selection and
routing, to improve performance for their clients. The performance may be limited by various …

With the growth in number and significance of the emerging applications that require
extremely low latencies, network operators are facing increasing need to perform latency …

Passive monitoring of network performance parameters is experiencing a revival due to
widespread adoption of virtualization and software-based implementation of network …

Understanding the statistical latency between two groups of hosts in a period of time is of
great significance to a wide variety of Internet applications and services, such as Service …

As the growth of Internet traffic volume and diversity continues, passive monitoring and data
analysis, crucial to the correct operation of networks and the systems that rely on them, has …

With the growth in number and significance of the emerging applications that require
extremely low latencies, network operators are facing increasing need to perform latency …

This paper explores a novel server observability approach using eBPF (extended Berkeley
Packet Filter) for detailed request-level performance metrics of data center latencysensitive …

Several high-bandwidth network interfaces use Interrupt Coalescence (IC), ie, they generate
a single interrupt for multiple packets sent or received in a short time interval. IC decreases …