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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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This episode was recorded back in 2019 but then the holiday episode had to go out during holidays and cut in line, messing up the cogs of the well-oiled machine that is the RFHPC production process. Regardless, the episode starts out with Henry being cranky. It also ends with Henry being cranky. But between those two events, we discuss quantum computing and Shahin’s trip to the Q2B quantum computing conference in San Jose. His walkaway, as someone else put it, and he quotes: “Quantum computing is overhyped and underestimated.”
Not surprisingly, there is a lot of activity in quantum, with nearly every country pushing the envelop outward. One of the big concerns is that existing cryptography is now vulnerable to quantum cracking. Shahin assures us that this isn’t the case today and is probably a decade away, which is another way of saying nobody knows, so it could be next week, but probably not.
We also learn the term “NISQ” which is a descriptive acronym for the current state of quantum systems. NISQ stands for “Noisy Intermediate Scale Quantum” computing. The conversation touches on various ways quantum computing is used now and where it’s heading, plus the main reason why everyone seems to be kicking the tires on quantum: the fear of missing out.
It’s a very exciting area, but to Shahin, it seems like how AI was maybe 8-10 years ago, so still early days.
Why Nobody Should Ever be Online. Ever.
Henry lays out a dizzying scenario where hackers contact a person, telling them that their credit card is about to be used by an unauthorized party and advising them to call the police. When the person calls the police, the hackers intercept the call and, while pretending to be the authorities, extract personal details, credit card numbers, etc. This is possible because the hackers have taken over the telephone switch. Ouch, scary stuff.
But to finish out the year on a high note, Henry touches on reasons why people should be online, which was, well, nice.
Things You Think You Know, But Maybe Don’t.
In keeping with the theme of the show, Jessi asks for a quickie intro into quantum computing, why it’s such a big deal, and how it will really be used. Shahin obliges with a discussion of a vast array of quantum stuff, even including a reference to Schrodinger’s half-dead cat. He also discusses how quantum can provide exponential speed ups over traditional computing and the promise of quantum in the future.
Catch of the Week
Dan has managed to catch the team catching their catch:

Henry’s net was empty this time.
Jessi: Brings up how Emotet malware hackers are using high-school environmental activist Greta Thunberg as a lure to infect users with Emotet and other malicious software. The hook is in the form of an attachment, “Support Greta Thunberg.doc”, which, when opened, will launch a malicious macro that downloads the Emotet Trojan and executes it. Nasty stuff. https://www.bleepingcomputer.com/news/security/emotet-malware-uses-greta-thunberg-demonstration-invites-as-lure/
Shahin: Never one to leave well enough alone, Shahin brings up quantum computing yet again by discussing a quantum comic strip (Saturday Morning Breakfast Cereal) that does a great job of explaining quantum concepts in cartoon form. What’s next? Using sock puppets to explain HPC? http://www.smbc-comics.com/comic/the-talk-3
Dan: In the interests of time, Dan skips over his lame Catch of the Week.
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



