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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We open the show by talking some weather. It’s so cold at Henry’s house (in Minnesota) that he’s becoming a human superconductor and quantum computing experimenters are showing up at his house to test their systems under uber cold conditions. Shahin adds an inane joke about cold and levitation that Dan threatens to cut out of the final edit of the show.
Our first topic is how Lawrence Livermore National Lab is working to simulate and then help modernize the electric grid. We talk about how the ‘new grid’ will need to be two-way, both delivering and accepting electricity. The new grid will also have to communicate with smart homes and other buildings in order to predict demand and adjust real time pricing.
When the discussion turned to solar power, Henry related the problems of low payouts from utilities to consumers who have installed solar panels. Dan pointed out the current shortfalls in solar power, bringing up an example of the world’s largest solar plants still not generating enough juice to power the NYC subway system. Henry called Dan a dirty liar and an embarrassment to his family. Dan provided the following links to justify his take:
- On an annual basis, the NYC subway system uses 1.8 billion kilowatt hour of electricity. This is according to NYCsubway.org. This is 1,800 megawatts of electricity.
- According to an article published by Origin Energy on 10/24/18, the largest single location solar field is located in India and generates 648 MW of electricity. This is obviously less than the 1,800 megawatts necessary to power the NYC subway. Dan is vindicated.
Next up, we discuss some of the applications that are being run on the Summit supercomputer, the world’s largest system. Some of the applications include exploring the origin of the universe and whole-cell simulation, along with a host of other stuff.
Our discussion strays into the recent announcement that scientists in Israel have supposedly cured cancer. This claim has since been debunked, or at least partially debunked…leaving it barely bunked at all. As the conversation strays even further, Shahin suggests putting a giant mirror behind the sun in order to give us more solar energy. One hell of a good idea.
Catch of the Week
Shahin’s Catch of the Week starts as a mix of buzzwords combined together but clarifies itself (a bit) through explanation. What he’s talking about is a paper titled “Semi-device-independent quantum money with coherent states” that discusses using quantum computing to create unforgeable quantum banknotes and credit cards – definitely a good thing.
Dan’s Catch of the Week is the dust up between Apple and Facebook and how the two goliaths have become embroiled in a slap fight. In the ensuing discussion, Dan coins the phrase “if you’re not paying for an app, it’s a virus.” The gang also points out Facebook’s naiveté (whether it’s real or put on) when it comes to user privacy issues. Dan, warming to the topic of tech giants controlling our lives, brings up the example of Microsoft’s new “Newsguard” browser feature that passes judgement on whether news sites are credible or nor credible.
Newsguard is a browser extension that users can activate on new versions of Microsoft’s Edge browser. Here are a few representative discussions about Newsguard and possible implications: Gizmodo, Publishing Insider, and Breitbart.
Shahin believes that Newsguard is an AI fueled tool, which, upon further research, turns out to be incorrect. Newsguard uses ‘trained journalists’ to review and rate thousands of news and information websites.After a little more desultory conversation, the podcast ends on this disquieting note.
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



