Monthly Archives: February 2019

kernel of truth podcast

The future of the Linux Kernel



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Click here for our previous episode.

This episode, host Brian is joined by two of our in-house Linux Kernel experts David and Roopa. Joining them is Attilla who, like many of you, is curious about what’s coming down the line in regards to the Linux Kernel. Since they’re working ahead of everyone, what can we look forward to in the future? We promise you won’t need a crystal ball to find out, just listen here!

Guest Bios

Brian O’Sullivan: Brian currently heads Product Management for Cumulus Linux. For 15 or so years he’s held software Product Management positions at Juniper Networks as well as other smaller companies. Once he saw the change that was happening in the networking space, he decided to join Cumulus Networks to be a part of the open networking innovation. When not working, Brian is a voracious reader and has held a variety of jobs, including bartending in three countries and working as an extra in a German soap opera. You can find him on Twitter at @bosullivan00.

David Ahern is a Member of Technical Staff at Cumulus Networks. He traded a career in aerospace for Linux in 2000 and has been an advocate for open source and Linux since then. David is currently working on the kernel networking stack and associated userspace tools.

Roopa Prabhu is Director of Engineering, Linux software at Cumulus Networks. At Cumulus she and her team work on all things kernel networking and Linux system infrastructure areas. She loves working at Cumulus and with the Linux kernel networking and debian communities. Her past experience includes Linux clusters, ethernet drivers and Linux KVM virtualization platforms. She has a BS and MS in Computer Science.

Attilla de Groot: Attilla has spent the last 15 years at the cutting edge of networking, having spent time with KPN, Amsterdam Internet Exchange, and HP, with exposure to technology from Cisco, HP, Juniper, and Huawei. He now works for Cumulus Networks, the creators of open networking, where he is able to continue his interest in open architecture design and automation. You can find him on Twitter at @packet_ninja.


kernel of truth podcast

EVPN on the host



Subscribe to Kernel of Truth on iTunes, Google Play, SpotifyCast Box and Sticher!

Click here for our previous episode.

Guess who’s back? Back again? The real Kernel of Truth podcast is back with season 2 and we’re starting off this season with all things EVPN! This topic is near and dear to Attilla de Groots’ heart having talked about it in his recent blog here. He now joins Atul Patel and our host Brian O’Sullivan to talk more about EVPN on host for multi-tenancy. 

Join as we as discuss the problem that we’re solving for, how to deploy EVPN on the host, what the caveats are when deploying and more.

Guest Bios

Brian O’Sullivan: Brian currently heads Product Management for Cumulus Linux. For 15 or so years he’s held software Product Management positions at Juniper Networks as well as other smaller companies. Once he saw the change that was happening in the networking space, he decided to join Cumulus Networks to be a part of the open networking innovation. When not working, Brian is a voracious reader and has held a variety of jobs, including bartending in three countries and working as an extra in a German soap opera. You can find him on Twitter at @bosullivan00.

Attilla de Groot: Attilla has spent the last 15 years at the cutting edge of networking, having spent time with KPN, Amsterdam Internet Exchange, and HP, with exposure to technology from Cisco, HP, Juniper, and Huawei. He now works for Cumulus Networks, the creators of open networking, where he is able to continue his interest in open architecture design and automation. You can find him on Twitter at @packet_ninja.

Atul Patel: Atul has vast experience in various networking technologies working at networking vendors including Cisco, Procket, Motorola and 3Com. He now works at Cumulus Networks where he enjoys working with Linux open networking, frr, virtualization and orchestration technologies.