Paolo Abeni

Linux user since late '90, kernel developer for too many years in closed source companies and finally landed to the Red Hat open-source paradise, Paolo contributes regularly to the Linux networking stack, focusing his effort to improve networking performances

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Improve UDP performance in RHEL 8.5

Find out why TCP is faster than UDP, then learn how to use Red Hat Enterprise Linux 8.5 to boost UDP throughput in container deployments.


Using eXpress Data Path (XDP) maps in RHEL 8: Part 2

This article, the second is a series about eXpress Data Path (XDP), explores maps--a more-advanced eBPF feature--and some common pitfalls and basic debugging techniques.


Achieving high-performance, low-latency networking with XDP: Part I

This article guides you through your first XDP program, building a working example from zero and allowing you to build a light-speed network application from there. With an XDP program, you can achieve unprecedented speed in packet filtering, because a modern driver with XDP support can easily handle more than 14 Mpps.