[Podcast] Journeying into XDP: Cardinality and Keys

By on 22 Dec 2022

Category: Tech matters

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Amsterdam Bloemenmarkt. Adapted from zak mc's original at Flickr.

In this episode of PING, Luuk Hendricks and Willem Toorop from NLNet Labs discuss applying Express Data Path (XDP) to the DNS protocol. Learn how to model and categorize incoming DNS to provide telemetry and manage data growth and time bounds in the Linux kernel with radix tries and bloom filters.

This work has been written up in the APNIC Blog as part of a series of posts on XDP.

Read: Journeying into XDP: Part 0

Read: Journeying into XDP: Augmenting the DNS

Read: Journeying into XDP: Fully-fledged DNS service augmentation

Read: Journeying into XDP: Augmenting the DNS

And this episode of Ping’s blog article by Luuk Hendricks:

Read: Journeying into XDP: XDPerimenting with DNS telemetry

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