BPF, eBPF, XDP and Bpfilter… What are These Things and What do They Mean for the Enterprise?

By Nic Viljoen | Apr 16, 2018

You may have been following the development of the extended Berkeley Packet Filter (eBPF) in the kernel community since 3.15, or you may still associate the Berkeley Packet Filter with the work Van Jacobson did in 1992. You may have used BPF for years with tcpdump, or you may have started to plumb it in your data plane already!


FRnOG 30: Faster Networking à la française

By Quentin Monnet | Mar 27, 2018

There is nothing like a trip to Paris to get an overview of the latest trends in fashion. This is true for clothing, but does it also apply to networking technologies? Usually not.


Making Good, Informed Choices in a Meltdown/Spectre World

By Ron Renwick | Mar 19, 2018

Don't Panic. There has been a great deal of press surrounding the Spectre and Meltdown vulnerabilities. This is increasing the number of questions we receive about our readiness to handle bug mitigation while the general-purpose processor companies address the flaws in their next generation chips and OS companies present us with patches.


Netronome Open Source SDN Offload at FOSDEM

By Quentin Monnet | Feb 20, 2018

“L’union fait la force.“ “Unity makes strength,” in French: this is the motto of Belgium, and incidentally it perfectly applies to Open Source software, too. The eighteenth edition of FOSDEM, the Free and Open Source Software Developers’ European Meeting, was held as always in Brussels, the capital of that country, in early February.


Netdev Review: eBPF as a Multi-Purpose Tool for Programmable Networks

By Quentin Monnet | Nov 28, 2017

The 2.2 edition of the Netdev conference took place in Seoul, South Korea, in early November. The previous edition was covered by Nic on this blog, but he is too busy offloading JITted programs right now, so I will steal the spotlight this time around.