Free Daily Podcast Summary
Oxide and Friends: Daily Summaries Delivered
by Oxide Computer Company
Oxide hosts a weekly Discord show where we discuss a wide range of topics: computer history, startups, Oxide hardware bringup, and other topics du jour. These are the recordings in podcast form.Join us live (usually Mondays at 5pm PT) https://discord.gg/gcQxNHAKCBSubscribe to our calendar: https://calendar.google.com/calendar/ical/c_318925f4185aa71c4524d0d6127f31058c9e21f29f017d48a0fca6f564969cd0%40group.calendar.google.com/public/basic.ics
Latest Episodes
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- 5 days ago1h 23m
For Want of a Resistor
When the supply chain crunch catches up with you, sometimes a tiny resistor the size of a fleck of pepper is the difference between a world-class computer and... e-waste. Members of the Oxide operations and electrical engineering teams join Bryan and Adam to discuss how close we came to stopping production, for want of a resistor.In addition to Bryan Cantrill and Adam Leventhal, speakers included Robert "RFK" Keith, Eric Aasen, Scott Tagwerker, and Steve Tuck.Previously, on Oxide and Friends:OxF s06e12 - Rooting for the Home Team with Paul Freedman and Bryan CarmelOxF s06e06 - When Nine Nines Isn't EnoughOxF s02e12 - More Tales from the Bringup LabSome of the topics we hit on, in the order that we hit them:Bryan's blog: The Contagion of FearPRs needed!If we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
- 1 weeks ago1h 24m
Emulating Oxide: How Faux Can You Go?
We've been hosting a live show weekly on Mondays at 5p for about an hour, and recording them all; here is the recording.How do you test configurations you haven't built yet? Steve, Andrew, and Rain join Bryan and Adam to talk about the transformative power of the Oxide emulation environment, VOXEL, and how it has accelerated development in many domains.In addition to Bryan Cantrill and Adam Leventhal, speakers included Steve Karam, Andrew Stone, and Rain Paharia.Previously, on Oxide and Friends:OxF s03e06 - Rack-scale Networking (P4 and DDM with Ry Goodfellow)OxF s01e26 - The Pragmatism of Hubris (with Cliff Biffle)OxF s03e09 - Get You a State Machine for Great Good (Wicket with Andrew Stone)OxF s01e25 - Tales from the Bringup LabOxF s01e18 - Dijkstra's TweetstormOxF s03e31 - Hiring Processes with Gergely OroszSome of the topics we hit on, in the order that we hit them:voxel -- Virtual OXide Emulation Lab: emulated rack deployments on one Helios host (omicron on Falcon/propolis VMs, SoftNPU switches, FRR routers); optional real SP/RoT firmware via sp-emu. https://github.com/oxidecomputer/voxelFalcon -- tool for standing up virtual network/rack topologies of propolis VMs on illumos for testing. https://github.com/oxidecomputer/falconTofino -- Intel/Barefoot programmable switch ASIC (Tofino 2) in Sidecar; P4-programmable. Discontinued by Intel.SoftNPU -- software P4 target emulating the switch dataplane, so the stack runs without Tofino hardware. https://github.com/oxidecomputer/softnpuP4 -- DSL for describing packet-processing pipelines; how the Tofino/SoftNPU dataplane is programmed. https://p4.orgGimlet -- Oxide's compute sled.Sidecar -- Oxide's rack switch board, carrying the Tofino 2.raclette -- reduced-size lab rack (a few sleds + switch) used for dev/test rather than a full 32-sled rack. (my read; unverified)Hubris -- Rust microkernel/RTOS for the SP and RoT: statically-defined tasks, memory protection, synchronous IPC. https://github.com/oxidecomputer/hubrisHumility -- debugger for Hubris systems; dumps tasks, stacks, ringbufs over SWD. https://github.com/oxidecomputer/humilitya4x2 -- pre-voxel testbed topology: 4 emulated Gimlets, 2 SoftNPU switches, omicron on one Helios host.trust quorum -- rack secret split into shares across sleds; a quorum must be present to reconstitute the storage-encryption key, so a stolen sled is useless alone. https://docs.oxide.computer/guides/system/initial-rack-setupillumos -- open-source Solaris-derived OS; the host OS (Helios) is an illumos distro. https://illumos.orgzones -- illumos OS-level virtualization; each control-plane service runs in its own zone.Scrimlet -- Gimlet attached to a Sidecar ("switch Gimlet"); hosts the switch zone, dpd, MGS.DDM -- Delay-Driven Multipath, the underlay routing protocol, implemented in Maghemite (ddmd, ddmadm). https://github.com/oxidecomputer/maghemiteDendrite -- dataplane controller; dpd programs Tofino or SoftNPU and exposes an API to the control plane. https://github.com/oxidecomputer/dendriteswadm -- C
- 2 weeks ago1h 1m
AI Detection with Max Spero
More and more, people are relying on AI to do their writing for them. Is this the new normal, or the intellectual equivalent of claiming take-out is your own home cooking? Max Spero, founder and CEO of Pangram, joined Bryan and Adam to discuss how they distinguish AI and human authorship.In addition to Bryan Cantrill and Adam Leventhal, our special guest was Max Spero.Previously, on Oxide and Friends:OxF: Hiring Processes with Gergely OroszOxF: Shell Game with Evan RatliffOxF: Predictions 2026!!Some of the topics we hit on, in the order that we hit them:PangramBrandon Sovran: "I Tried to Trick Pangram. I Lost."Stanley Druckenmiller: "Let the Bond Market Speak"Pangram 4 Technical ReportGoodfire: understand and debug your AI modelIf we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
- 3 weeks ago1h 16m
The Return to the Chamber of Mysteries
Oxide returns to the chamber... of EMC compliance to earn FCC approval to sell our next generation rack. Did it go smoothly? If it had, would there be a podcast episode? Oxide teammates Robert, Dan, and Stu join Bryan and Adam to discuss the trials and triumph!In addition to Bryan Cantrill and Adam Leventhal, speakers included Robert "RFK" Keith, Dan Chirpich, and Stu Donnan.Previously, on Oxide and Friends:OxF s03e04 - Oxide and the Chamber of MysteriesSome of the topics we hit on, in the order that we hit them:IEEE EMC+SIPI 2026: International Symposium on Electromagnetic Compatibility, Signal & Power IntegrityPRs needed!If we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
- Jul 31, 20261h 24m
The Open Weight Revolution with Simon Willison
Simon Willison joined Bryan and Adam to discuss a wild couple of weeks in AI. First, we have a high-profile, AI-induced, AI-diagnosed security incident. Next we have the rise of frontier-class open-weights models. Who's for or against open weights? Do they make for a more or less secure future? Exciting times!In addition to Bryan Cantrill and Adam Leventhal, our special guest was Simon Willison.Previously, on Oxide and Friends:OxF: Shell Game with Evan RatliffOxF: Discovering the XZ Backdoor with Andres FreundOxF: Predictions 2025OxF: Predictions 2026!!OxF: Bookclub: How Life Works by Philip BallOxF: OpenAI's Boardroom BrawlSome of the topics we hit on, in the order that we hit them:Gerald the turkey terrorizes Oakland's rose gardenABC7: Gerald the turkey and the Morcom Rose GardenAPD cautions residents after aggressive wild turkey attacks elderly AlamedanHawking radiationDHH's racist complaintsGrok's "MechaHitler" antisemitic spreeSimon on Grok aka "MechaHitler"Hugging Face security incident, July 2026OpenAI on the Hugging Face model evaluation security incidentGreg Brockman's political donations and the Leading the Future super PACOpenAI co-founder and wife donate $5.5M to save the home of bald eagles Jackie and ShadowFirecracker microVMMeltdown (security vulnerability)Kernel page-table isolationJensen Huang on XElectronic design automationGolden Gate ClaudeTethicsHalloween documentsZiziansBiohazard (book)CRISPROliver Sacks: criticism and falsificationsHow Alice Hamilton waged a one-woman campaign to get the lead out of everythingAmerican Poison by Daniel StoneLead–crime hypothesisPope Leo XIV, <e
- Jul 23, 20261h 4m
The Past, Present, and Future of Digital Storytelling with Ramy Katrib
Ramy Katrib has been at the forefront of digital storytelling for over 25 years, with his post-production company, DigitalFilm Tree, earning a reputation as one of Hollywood's most technically adventurous post-production houses. He joined Bryan and Adam to explore the past, present, and future of digital storytelling.In addition to Bryan Cantrill and Adam Leventhal, our special guest was Ramy Katrib.If we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
- Jun 27, 20261h 14m
The Oxide 3D Explorer
Recently, Oxide rolled out an eye-popping 3D rack explorer at explorer.oxide.computer. Oxide's designer extraordinaire, Ben Leonard, joined Bryan and Adam to describe the process of turning CAD drawings into an interactive site.In addition to Bryan Cantrill and Adam Leventhal, our special guest was Oxide colleague, Ben Leonard.Some of the topics we hit on, in the order that we hit them:The Explorerits repoPierre Lamond oral historyPRs needed!If we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
- Jun 13, 20261h 28m
The Hardest Kind of Unsafe Rust
We love Rust for how much the compiler helps enforce safety. But sometimes it's up to us to uphold the complex--and often unclear--expectations of what constitutes safety on our own. Oxide colleague, Rain, joins Bryan and Adam to talk about the technical details of what it takes to impose safety on the hardest type of unsafe Rust.In addition to Bryan Cantrill and Adam Leventhal, we were joined by special guest star, Rain Paharia,Previously on Oxide and Friends:OxF s06e02 - Engineering Rigor in the LLM AgeOxF s03e01 - Predictions 2023!Some of the topics we hit on, in the order that we hit them:Oxide Blog: iddqd, or the hardest kind of unsafe RustPRs needed!If we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!
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About Oxide and Friends
Oxide hosts a weekly Discord show where we discuss a wide range of topics: computer history, startups, Oxide hardware bringup, and other topics du jour. These are the recordings in podcast form.Join us live (usually Mondays at 5pm PT) https://discord.gg/gcQxNHAKCBSubscribe to our calendar: https://calendar.google.com/calendar/ical/c_318925f4185aa71c4524d0d6127f31058c9e21f29f017d48a0fca6f564969cd0%40group.calendar.google.com/public/basic.ics
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