Reposted by OGAWA, TadashiEuroMPI Conference @eurompiconf.bsky.social · 05/10/2026It's just two more days until EuroMPI & IWOMP 2026 This week #EuroMPI is co-located with #IWOMP and the #MPIforum Looking forward to amazing keynotes, checkout the program 👉 eurompi.org/program EuroMPI allows for free remote attendance 👉 eurompi.org/register #HPC #AI #MPI #OpenMP 044
Reposted by OGAWA, TadashiSDF @sdforg.bsky.social · 06/10/2026Hello! It’s 1970! I just saw this awesome game called Spacewar on a PDP-10 at university! How do I make you pay me coins for it? Dime and quarter a #pdp11 ?? WELCOME TO VIDEO GAME COIN-OP Come see us at Portland Retro Gaming Expo! #vintagegaming #gaming #prge #vintagecomputer 0148
Reposted by OGAWA, TadashiNextSilicon @nextsilicon.com · 30/09/2026NextSilicon’s Founder & CEO @eladn.bsky.social joined #AllinInfraSummit2026 to talk about where NextSilicon is headed and where we already are. Thanks to NextGenInfra.io, and AvidThink for a genuinely high-signal event. Watch Elad in action: www.youtube.com/watch?v=Jrpe...youtube.com#AIInfraSummit26: NextSilicon: HPC, AI & RISC-V CPU IntegrationYouTube video by NextGenInfra 021
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 30/09/2026When AI, HPC, and Quantum meet at SC Asia 2027 in SIngapore. 📢 Due to popular demand, the paper submission deadline has been extended. We invite the community's very best papers. 🔗 buff.ly/oRS1TE1 #SCA27 #Supercomputing #AI #HPC #QuantumComputing #Singapore 032
Reposted by OGAWA, TadashiAlan Sill @alansill.bsky.social · 28/09/2026Bets for #Supercomputing26 weather? (h/t @hpcnotes.bsky.social) 1️⃣ I should have brought t-shirts 2️⃣ Light coat needed 3️⃣ White Walkers on the Lakeshore 4️⃣ Not going but wish I were 📊 Show results 134
Reposted by OGAWA, TadashiOGAWA, Tadashi @ogawa-tadashi.bsky.social · 24/11/2025"Seymour Cray at 100", C. England (former Cray Research engineer, cray-history.net ), TNMoC, UK, Sep 28, 2025 www.youtube.com/watch?v=reRr... 50th anniversary of Cray Research, C. England, Apr 2022 x.com/ogawa_tter/s... <= CFMIT, Sep 28 bsky.app/profile/ogaw... CDC 7600, 1968 Cray-1, 1976 Cray-3/-4 111
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 28/09/2026Happy Birthday to Seymour Cray, who was born #OTD in 1925. In 1964, Cray designed the CDC 6600, widely regarded as the first successful supercomputer. Cray's approach to high-performance computing helped establish the architectural ideas and design principles that shape supercomputers today. 064
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 27/09/2026#OTD in 1919, James Hardy Wilkinson was born. Wilkinson received the 1970 #ACMTuringAward for his research in numerical analysis to facilitate the use of the high-speed digital computer, his work in computations in linear algebra and "backward" error analysis. amturing.acm.org/award_winner... 011
Reposted by OGAWA, Tadashiaka_pugs @akapugs.bsky.social · 26/09/2026OTD 1990: #SunMicrosystems announces NeWSprint and SPARCprinter. Very cool, not very successful. 151
Reposted by OGAWA, TadashiKen Shirriff @righto.com · 26/09/2026How do computers calculate complicated trig functions such as tangent? I took a look at Intel's 8087 floating-point chip under the microscope to find out. The chip combines two techniques to evaluate the tan function quickly and accurately: polynomials and an algorithm called CORDIC... 216538
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 27/09/2026"Glass Packaging for Chiplets Heterogeneous Integration", John Lau, Unimicron, J of Microele & Ele Pkg, 26-09-15 imapsjmep.org/article/1699... <= IEEE SCV EPS Lecture, 09-24 bsky.app/profile/ogaw... Slides URL (80 pp) r6.ieee.org/scv-eps/wp-c... τ -Law & Glass, 电子与封装, 07-06 bsky.app/profile/ogaw... 110
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 24/09/2026Industry reacted quickly. From lossy packet delivery to reliable multipath spraying: Multipath Reliable Connection (MRC) turns many "Issues at Hyperscale" into engineering solutions. buff.ly/NH2FvrQ buff.ly/pueSosc buff.ly/QpvkyJ0 On the path to Ultra Ethernet. #AI #HPC #Networking 021
Reposted by OGAWA, TadashiGlenn K. Lockwood @glennklockwood.com · 23/09/2026Spent a few months preparing the tech docs for DataEnclave, VAST's new confidential computing runtime. W/ help from VAST R&D, I learned how attestation etc worked well enough to describe and defend it. Short version: www.vastdata.com/blog/introdu... 15-pager: www.vastdata.com/resources/wh... #AIvastdata.comIntroducing VAST DataEnclave Confidential AIVAST DataEnclave runs AI workloads in hardware-isolated environments, so proprietary models and sensitive data can meet on untrusted infrastructure. 031
Reposted by OGAWA, TadashiThe Register @theregister.com · 23/09/2026A 1980s PDP-11 is still running Unix – and now you can watchtheregister.comA 1980s PDP-11 is still running Unix – and now you can watchYeah, you'd like that, wouldn't you? 0328
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 22/09/2026Happy Birthday, John Hennessy! Hennessy received the 2017 #ACMTuringAward with David Patterson for pioneering a systematic, quantitative approach to the design and evaluation of computer architectures with enduring impact on the microprocessor industry. 🔗 amturing.acm.org/award_winner... 042
Reposted by OGAWA, TadashiSDF @sdforg.bsky.social · 22/09/2026Did you know the seeds of OSX and iOS were seeded decades ago in the 1900s? #Apple #retrocomputing #vintagecomputing #ios 1143
Reposted by OGAWA, TadashiGlenn K. Lockwood @glennklockwood.com · 21/09/2026I wrote this doc to explain KV caches and KV cache offloading many months ago. I found salespeople couldn't confidently tell when their customers might have a problem, because all the content online is straight marketing or way too in the weeds. blog.glennklockwood.com/2026/09/what...blog.glennklockwood.comWhat are KV caches really?KV caching lies sufficiently deep within the guts of how transformers work that really understanding how it can be used goes beyond any si... 161
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 20/09/2026#OTD in #ComputingHistory in 1954, the first successful FORTRAN program was executed. Developed at IBM by a team led by John Backus, FORTRAN was designed to make programming scientific and engineering problems easier. More #OTD, here: buff.ly/yg2MIlN 074
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 19/09/2026🇨🇳 Huawei Ascend 960 Super-Node Makes an Early Debut, HUAWEI CONNECT 2026, 26-09-17 zhidx.com/p/594830.html 960DT 27/Q1 960PR 27/Q3 HiFloat4, 03-23, Huawei CANN bsky.app/profile/ogaw... arXiv, 02-13 Tao Law, EDA, 09-01 bsky.app/profile/ogaw... <= Ascend 950 NPU Arch, 07-22 bsky.app/profile/ogaw... 110
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 18/09/2026Want to help shape the future of AI infrastructure? We're hiring at Microsoft Azure. Our work spans AI systems and networking powering the next generation of intelligent systems. Looking for exceptional engineers who enjoy tackling hard problems with real-world impact. Apply here: buff.ly/Myvgeaybuff.lyPrincipal Software Engineer - Networking & Storage Systems | Microsoft CareersArchitect and lead development of robust networking and storage frameworks for large-scale cloud platforms. Own end-to-end technical strategy, making high-impact architectural decisions. Collaborate… 032
Reposted by OGAWA, Tadashiaka_pugs @akapugs.bsky.social · 18/09/2026From the Sun-4/SPARC announcement event - July 7, 1987. 021
Reposted by OGAWA, Tadashihpc.social on BlueSky @hpc.social · 18/09/2026"It's here! We are pleased to announce that the #SC26 schedule is LIVE. # #& #& Start planning your time in person and online... We look forward to welcoming you in November! sc26.conference-program.com "sc26.conference-program.comFull Program - SC26 ScheduleEverything that's happening when and where at SC26 in Chicago. Additional sessions added through September and October. See you at SC! 052
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 17/09/2026"Apple is reportedly developing an enterprise server built on its own chips", 26-09-16 thenextweb.com/news/apple-s... "The Information says" M5 Server bsky.app/profile/ogaw... 4x (8x SoC), (P: 24-06) WSJ, 26-02-23 Images, 26-08-24 Opt-Mem (P: 23-09) <= CNY799 ($119.14) bsky.app/profile/ogaw... 130
Reposted by OGAWA, Tadashihpc.social on BlueSky @hpc.social · 15/09/2026Reminder: SIGHPC Ewing "Rusty" Lusk Travel Scholarship available to students for SC'26 ($800 for conferences within same continent/$1600 different continents, apply by September 30, one student application per advisor, student muse be a SIGHPC member): www.sighpc.org/opportunitie...sighpc.orgMeeting Your Needs - Ewing "Rusty" Lusk Travel ScholarshipAbout the Scholarship Supporting graduate students who need financial help to attend ACM SIGHPC conferences The Ewing "Rusty" Lusk Travel Scholarship provides conference registration plus up to $1,600... 021
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 14/09/2026The 13th Heidelberg Laureate Forum kicks off Sept 13-18! 200 young researchers will connect with top laureates in Math & CS (Turing, Fields, Abel & more). Catch insights from Turing Laureates and others LIVE: buff.ly/hu4H2QE 👇 022
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 14/09/2026We keep talking about flop/s. Maybe we should talk about flop/s per square millimeter. Maia 200 achieves ~12 Tflop/s FP4 (6 FP8) in just 1 mm², roughly the size of a grain of salt. When data movement dominates energy consumption, compute density becomes a first-class design objective. #AI #HPC 041
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 12/09/2026Marvell & Google: Custom Semicon Products FORM 8-K, MRVL, Aug 18, 2026 bsky.app/profile/ogaw... NMC, Google (P: Mar 2024) Custom HBM, MRVL, HC 2025 bsky.app/profile/ogaw... HBM, Google, Appls Active Si D2D bridge bsky.app/profile/ogaw... <= bsky.app/profile/ogaw... Uni-dir Data Flow (P: Aug 2023) 110
Reposted by OGAWA, TadashiHLRS - High-Performance Computing Center Stuttgart @hlrs-hpc.bsky.social · 11/09/2026On October 5–6, the 93rd HPC User Forum will bring together experts from #HPC, AI, research and industry in Stuttgart. Expect updates on global HPC trends, AI Factories, next-generation infrastructure and emerging applications. 📍HLRS | 🗓️ Oct. 5–6 www.hpcuserforum.com/internationa...hpcuserforum.comInternational HPC User Forum October 2026 - HPC User ForumOctober 5-6, 2026 012
Reposted by OGAWA, TadashiGlenn K. Lockwood @glennklockwood.com · 10/09/2026The IO500 committee just stripped Sugon of its #1 position in the Production list because it appears that their ParaStor F9000 isn't a real product, or it could not be verified as one. Verify here: io500.org/list/isc26/p... My notes on ParaStor: glennklockwood.com/garden/paras... #HPC #notreallyio500.org IO500 - ISC26 - Production List 062
Reposted by OGAWA, TadashiSDF @sdforg.bsky.social · 10/09/2026Over the Labor Day weekend we broke 500 members and sponsors! Thank you to all that helped us achieve this milestone. Let’s try for 600 by end of the year. icm.museum #retrocomputing #vintagecomputing #community 0136
Reposted by OGAWA, TadashiFernanda Foertter @hpcprogrammer.bsky.social · 08/09/2026Hey friends. I made public a tool I had been using for myself to keep up with what's happening in #HPC. It's called TheDailyFLOP.com Maybe it's also useful for you.thedailyflop.comThe Daily Flop — flop around, find outOne page, one scan. Plain-language headlines and a single sentence of context on every chip, GPU, and HPC vendor announcement that matters today. 2145
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 09/09/2026#OTD in 1941, Dennis M. Ritchie was born. Ritchie received the 1983 #ACMTuringAward with Ken Thompson, for their development of generic operating systems theory and specifically for the implementation of the UNIX operating system. amturing.acm.org/award_winner... 043
Reposted by OGAWA, TadashiSDF @sdforg.bsky.social · 07/09/2026Thank you for a great Sunday! Labor Day we’ll see you tomorrow #vintagecomputing #retrocomputing #vintagecomputer #retrocomputer 0155
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 07/09/2026Send your best papers to SC Asia before the end-of-month deadline! 🚀 SC Asia is among the flagship international forums for breakthroughs in supercomputing, AI infrastructure, system architecture, networking, quantum, cloud and scientific computing. buff.ly/3C7EUpz #SCAsia #Supercomputing #HPC 051
Reposted by OGAWA, TadashiBluesky日本語(公式) @jp.bsky.app · 05/09/2026スレッドの番号付けが、ベータ版ではなくすべての方が使える機能となりました。 スレッド形式の投稿には、読み進めやすいよう自動的に番号が振られます。 この投稿のスレッドでぜひご確認ください。もし画像のように「1/2」などの番号が表示されない場合は、アプリを更新するか、ブラウザを再読み込みしてみてください。 417241377
Reposted by OGAWA, TadashiGlenn K. Lockwood @glennklockwood.com · 03/09/2026I recently had the opportunity talk to @nicolehemsoth.bsky.social about a few failures in #HPC and #AI infrastructure that taught me some important lessons about designing systems and managing risks. Have a look, have a listen. Hope others find it interesting! www.vastdata.com/blog/failure...vastdata.comFailure is a Finding: The Hard Lessons Behind Computing's Biggest BetsVAST delivers the first AI Operating System, unifying storage, database, and compute to drive agentic computing and data intensive workloads. Learn more. 063
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 03/09/2026🇨🇳 Domestic tools used for the first Logic Folding chip project (Huawei τ EDA V0.1), 刁焱秋, CIO, 华为半导体, 设计自动化产业峰会, Sep 1, 2026 xueqiu.com/1772423542/4... <= bsky.app/profile/ogaw... Tingbo He, Huawei, Science China Info Sci, Jul 21 τ-Scaling Law LogicFolding Hi-ONE Keynote, ISCAS 2026, May 25 (46:56) 100
Reposted by OGAWA, Tadashiaka_pugs @akapugs.bsky.social · 27/08/2026Today: 50 years of Inter-Networking! 185
Reposted by OGAWA, TadashiDrew Jolly @amjolly.bsky.social · 27/08/2026LLNL’s Kathryn Mohror Named General Chair of SC27 #SC27 #SC26 #HPC Link: ow.ly/amX950ZG7BOow.lyLLNL’s Kathryn Mohror Named General Chair of SC27 - HPCwireAug. 27, 2026 — Lawrence Livermore National Laboratory’s (LLNL) Kathryn Mohror has been selected as general chair of the 2027 International Conference for High Performance Computing, Networking, Stora... 022
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 26/08/2026"Apple introduces M6 and M5 Ultra for a big leap in performance and AI compute", Aug 25, 2026 <= bsky.app/profile/ogaw... M5 Ultra: Quad-die, Next-gen UltraFusion: 4.4+TB/s Apple, Appls Arbitrating in Co-Packaged ICs, (Sep 2024) bsky.app/profile/ogaw... "Bond-to-Bond Die Interface", (Sep 2024) 120
Reposted by OGAWA, TadashiIEEE Spectrum @spectrum.ieee.org · 25/08/2026In 1962, #IBM built a customized code-cracking computer specially for the #NSA. IBM Harvest’s automated tape library robotically staged custom-designed data cassettes as big as a boombox, yielding 44 gigabytes of online storage—when megabytes were still considered vast. spectrum.ieee.orgWas This Cold War NSA Computer Secretly the World’s Fastest Machine?It ran its jobs 200 times as fast as any other computer on Earth 0114
Reposted by OGAWA, TadashiJan Gray @jangray.bsky.social · 22/08/2026Looking forward to #HotChips! www.hotchips.org/advance-prog... Please say hello. 251
Reposted by OGAWA, TadashiNextSilicon @nextsilicon.com · 21/08/2026We’re pleased to welcome Rupal Hollenbeck as President and Chief Business Officer of NextSilicon. Rupal will lead our global go-to-market strategy, helping accelerate customer adoption, partnerships, and growth around the world. Read the full announcement: www.nextsilicon.com/insights/nex... 021
Reposted by OGAWA, TadashiInstLatX64 @instlatx64.bsky.social · 19/08/2026The x86 Ecosystem Advisory Group refreshed the #ACE (AI Compute Extensions) specification v1.16.2: x86ecosystem.org/wp-content/u... #EAG #Intel #AMD #Zen7 #CoralRapids #AVX512 #AVX10 #AMX 032
Reposted by OGAWA, TadashiAssociation for Computing Machinery @acm.org · 19/08/2026On this day in 1923, Turing Award recipient Edgar F. Codd was born. He received the 1981 #ACMTuringAward for his fundamental and continuing contributions to the theory and practice of database management systems. Codd's work revolutionized the field of databases. amturing.acm.org/award_winner... 0104
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 18/08/2026"Resilient Interconnect Network in Large Scale Computing", Google, Appls (Feb 2025) <= bsky.app/profile/ogaw... 5D Torus (X, Y, Z, a, b): 10x 1.6 Tbps ICI links + Protection ICI link 2x TPUs/node 32x TPUs/rack TPU 8t, Apr 2026 bsky.app/profile/ogaw... 3D torus Ironwood, HC 2025: Cube-based 3D torus 120
Reposted by OGAWA, TadashiAndrew Jones (hpcnotes) @hpcnotes.bsky.social · 18/08/2026Last few places open for 2026 HPC/AI Leadership Training Institute at Barcelona Supercomputer Centre, Sept 7-10 www.bsc.es/news/events/... Everything (almost 😁) you need to know to effectively plan, buy & manage #HPC/#AI infra services. Plus networking with peers doing the same.bsc.esHPC Leadership Institute - Edition 2026 | BSC-CNSDate: 07/Sep/2026 Time: 09:00 - 10/Sep/2026 Time: 17:00 022
OGAWA, Tadashi @ogawa-tadashi.bsky.social · 18/08/2026Intel CEO Lip-Bu Tan, TechSurge, Aug 11, 2026 www.youtube.com/watch?v=FtxW... V. Stacked Dies bsky.app/profile/ogaw... Fusion Bonding (ZAM) bsky.app/profile/ogaw... Terafab, Aug 6 bsky.app/profile/ogaw... (Intel: 2x Stacked TFTs-1C GC DRAM) <= TFTs for BEOL 1T1C DRAM bsky.app/profile/ogaw... XBM 100
Reposted by OGAWA, TadashiTorsten Hoefler 🇨🇭 @thoefler.bsky.social · 17/08/2026This Thursday at Hot Interconnects #HOTI26: "Demystifying NVSHMEM". Learn how the old #HPC PGAS and symmetric heap concepts nicely accelerate GPU communications 🚀 Reminiscient of our earlier dCUDA paper that turns 10 years now! Great to see concepts productized 🤗 buff.ly/K4aRYqz buff.ly/Z9mHPso 031