Topics including (but not limited to)....
Radio Free HPC (RFHPC) started in 2012 and, after a short break of 193 months, has returned to the airwaves (cyber waves?) with co-hosts Dan Olds, Henry Newman, and Shahin Khan.
The podcast covers a wide range of topics but is particularly focused on data center technology and challenges. These include high performance computing, power and cooling, new technology, and, really, whatever the hell they want to talk about.
Quick FAQ
"Why are you just covering HPC? There's this new thing called AI, have you heard of it?"
Yeah, we've heard of it and we do cover it. To us, HPC is a broad term used to refer to a very broad group of apps/workloads that have common characteristics.
- They are computationally intense
- Time to solution and quality of solution are critical
- The output is important enough to justify investment in high-end clusters and associated hardware/software
AI meets all of the criteria above just like bioscience, aerospace, weather prediction, and several other domains. In fact, AI is or will soon be folded into the workflows of nearly every 'traditional' HPC and enterprise application over time. This is going to put a lot of pressure on data centers and we'll be talking about how to deal with it.
"Was the old version of Radio Free HPC popular? I've never heard of it..."
Yes, it rose from obscurity to being mildly popular and, at times, entertaining. At our peak, we had as many as 16 sustained listeners and as many as 19 theoretical max listeners.
"I listened to the old show a couple of times and liked the arguing. Will there be more of that in this reboot?"
Yes, in fact we expect as much as 29% more arguing and a significant increase in the number of personal insults per episode.
"How often will this thing come out and how do I find out about it?"
We used to try to do weekly shows but failed due to other commitments, travel, etc. And there were just weeks when nothing important happened. But to answer your question, could be every couple of weeks, could be once a month, or we could record a marathon 8-10 hour single episode. Depends on what's happening and our mood.
We're getting together our RSS feeds and such but in the short term we'll be publicizing the episodes through the RFHPC X account and our individual social media accounts.
Ok, enough questions. If you want to learn more about the show and hosts, check out the "About" page.
Here are our most recent episodes along with the 345 or so previous editions, enjoy!
Latest Episode
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The Dos and Donts of RFP Benchmarks
In today’s show we only have Dan and Henry on deck, Shahin is away at the “HPC and AI on Wall Street” event where he’ll be hosting various panel discussions. But Dan and Henry soldier on with a discussion based on a recent, and fascinating, presentation by Tricia Balle of Cray at the HPC-AI Advisory Council event in Perth, Australia.
The topic: Benchmarks in HPC Procurement Tenders. As Shahin said in the IO500 episode (originally about SPEC) "benchmarks specify the specious specter of our species", but in market whose middle name is "performance", they can be pretty much everything, and a real and critical part of the RFP/buying process.
We discuss how benchmarks should and shouldn’t be used in RFPs, and the relevant best practices; important stuff whether you are on the customer side or the vendor side.
You can see the entire presentation with slides here:
Henry Newman's Why No One Should be Online, Ever.
Dan comes up with a new label for the ever uplifting Feel Good Security Corner. Henry talks about the Google security exploit, discovered in 2017 and finally getting fixed, that allows miscreants to take over your system through a combination of Google email and calendar applications. However, this isn’t so bad – it only potentially impacts 1.5 million users…oh, wait, that’s not correct, it impacts as many as 1.5 BILLION users…which makes it quite bad. Here’s a link to the story:
Google To Fix Malicious Invites Issue For 1 Billion Calendar Users
Way back in 2017, two researchers at Black Hills Information Security disclosed how a vulnerability in the Google Calendar app was leaving more than a billion users open to a credential-stealing exploit. Google apparently didn't fix this at the time as it would have caused "major functionality drawbacks" for Calendar users, despite those researchers demonstrating how they had weaponized the vulnerability at the Wild West Hackin' Fest.
Catch of the Week
Henry discusses the Wired story below about how wifi almost didn’t happen. Most people probably don’t know that September 15th will mark the 20th anniversary of Wi-Fi. It was introduced to a room of 60 people at the Atlanta Convention Center, an understated announcement for a technology that would go on to change the world. The story is a very cool look at the history of Wi-Fi and how a little-known IEEE specification went on to become the standard vs. something called HomeRF, which was supported by IBM, HP, Intel, and Compaq.
How Wi-Fi Almost Didn’t Happen
We all love Wi-Fi, except when we can’t connect. We take for granted being able to have wireless access at home and the office, on airplanes, in cafés around the globe, and if we'd be so lucky, floating on the International Space Station. But what if Wi-Fi hadn’t happened? It almost didn’t, at least not in the way we recognize it today.
Listen in to hear the full conversation.
Recent Episodes
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Episode 346: SC22 Preview
We’ve got the whole crew here as we look at the upcoming SC22 event. How many will be there? What will be happening? We answer only some of these questions.…
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Episode 345: Dow Gets Cloudy
Dan rides alone on this one as he interviews the HPC folks from Dow who are behind their move to cloud bursting. Interesting and informative. *Download the MP3 * Follow…
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Episode 344: Finally back! And with a new co-host!
We introduce new co-host Ben Carr and talk some NIST and Intel trevails. RadioFreeHPC is distributed in partnership with HPCwire. *Download the MP3 * Follow us on Twitter * Subscribe on Spotify * Subscribe…
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Episode 343: It’s GTC, Baby
In this episode of RadioFreeHPC, Dan and Jessi talk GTC along with special guest Todd Weiss. RadioFreeHPC is distributed in partnership with HPCwire. *Download the MP3
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Episode 342: Jazz, Melting Diamonds, and Schrödinger’s Cat
In this episode of RadioFreeHPC, the crew round up the most intriguing batch of recent HPC topics including Graphcore, HPC efforts to better understand melting diamonds and Jazz, as well…
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Episode 341: Ponte Vecchio
In this episode of RadioFreeHPC, the crew talk Intel’s Ponte Vecchio. RadioFreeHPC is distributed in partnership with HPCwire. *Download the MP3 * Follow us on Twitter * Subscribe on Spotify * Subscribe on…
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Episode 340: HPC with Trish Damkroger and Brent Gorda
In this episode of RadioFreeHPC, Dan and Jessi are joined by Trish Damkroger and Brent Gorda to talk HPC topics, thoughts, and intriguing trends. RadioFreeHPC is distributed in partnership with HPCwire.…
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Episode 339: 12 Cores Per Soul
In this episode of RadioFreeHPC, the crew discusses Intel’s investment into RISC-V, the 2022 Winter Classic student cluster competition, and quantum computing in Canada. RadioFreeHPC is distributed in partnership with HPCwire.…
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Episode 338: NVIDIA Slinks Away, Meta Bulks Up, And We Zap Bugs
In this episode of RadioFreeHPC, the crew talks Meta’s new AI supercomputer, NVIDIA abandoning ARM, and our latest competition winners. RadioFreeHPC is brought to you by the Surfs Up Hippie and…
The High Performance Computing Podcast



