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The $1,000,000 Computer is Broken

Linus Tech Tips@LinusTechTips2.5M viewsOct 18, 202216:52
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Get $25 off all pairs of Vessi Footwear with offer code LinusTechTips at vessi.com Purchase your new G.SKILL DDR5 RAM today: newegg.com amazon.com The $1,000,000 PC has been having some serious issues which is why it's taken so long for this video to come out... but today we fix it! Discuss on the forum: linustechtips.com

Check out RackStuds! lmg.gg Purchases made through some store links may provide some compensation to Linus Media Group. ► GET MERCH: lttstore.com ► SUPPORT US ON FLOATPLANE: floatplane.com ► AFFILIATES, SPONSORS & REFERRALS: lmg.gg ► PODCAST GEAR: lmg.gg FOLLOW US --------------------------------------------------- Twitter: twitter.com Facebook: @LinusTech Instagram: @linustech TikTok: @linustech Twitch: twitch.tv MUSIC CREDIT --------------------------------------------------- Intro: Laszlo - Supernova Video Link: youtube.com iTunes Download Link: itunes.apple.com Artist Link: soundcloud.com Outro: Approaching Nirvana - Sugar High Video Link: youtube.com Listen on Spotify: spoti.fi Artist Link: youtube.com Intro animation by MBarek Abdelwassaa @mbarek_abdel Monitor And Keyboard by vadimmihalkevich / CC BY 4.0 geni.us Mechanical RGB Keyboard by BigBrotherECE / CC BY 4.0 geni.us Mouse Gamer free Model By Oscar Creativo / CC BY 4.0 geni.us CHAPTERS --------------------------------------------------- 0:00 Intro 1:26 The problem 3:18 Fixing it! :D 4:46 Booting it up & the specs 7:58 Starting the WekaFS array 9:55 Array speed test 11:38 NASA demo

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The video opens by acknowledging the long gap since the million dollar PC project was last shown and sets the stage for a breakthrough moment after the team resolves a persistent fault. Viewers are reminded of the scale of the build, including a petabyte of NVMe storage and a complex interconnect, while Linus and Jake recount the intermittent drive detection issues that plagued the system. The core mystery is traced to a surprisingly simple root cause: a loose CPU contact that interrupts the direct connection path from NVMe drives through the backplane to the CPU, causing drives to disappear and reappear during operation. The team then demonstrates a methodical fix, which involves reseating the CPUs and ensuring proper seating and thermal contact, after which the system boots and begins to reveal its capabilities. The narrative emphasizes that this fix, although basic, clears up a problem that had stymied the project for a long time, restoring confidence in the build and its potential performance. Finally, the video pivots to showcasing the system’s extraordinary storage and compute performance with WekaFS and GPU direct storage, illustrating how data can move directly from NVMe to GPUs with minimal CPU overhead, and hints at the broader implications for real-time data processing and HPC workloads. The segment culminates in a demonstration of the NASA-inspired data visualization and a teaser for the next phase of the project, while also including a sponsor segment and a nod to community engagement through the project forum. The overarching message is that, once the hardware is correctly assembled, the million dollar server can deliver unprecedented throughput and real-time data interaction, making the dream of a single turnkey HPC storage server more tangible than ever before.

Topics · high performance computing · storage architecture · hardware troubleshooting · gpu computing · data center · science technology

Questions answered

What was the root cause behind the intermittent drive detection in the million dollar PC, and how was it resolved?
The root cause was a loosely seated CPU causing a broken link in the path from NVMe drives to the CPU via the backplane. Reseating the CPU and ensuring proper contact fixed the intermittent drive detection and allowed the system to boot reliably.
What is GPU Direct Storage and why is it important for the WekaFS based storage array?
GPU Direct Storage bypasses the CPU to move data directly from NVMe storage to GPU memory, reducing latency and increasing sustained throughput, which enables near real-time data processing and visualization for massive storage arrays.