MLC-LLM: Bringing Competitive LLM Inference to AMD GPUs

2024-12-24

NVIDIA GPUs have long dominated the Large Language Model (LLM) inference landscape. However, the MLC-LLM project leverages machine learning compilation to successfully deploy LLMs onto AMD GPUs, achieving impressive results. Using ROCm and Vulkan, the AMD Radeon RX 7900 XTX reaches 80% of the speed of the NVIDIA RTX 4090 and 94% of the RTX 3090 Ti for Llama2-7B/13B inference. This significantly enhances AMD GPU competitiveness and broadens LLM deployment options, extending to AMD APUs like those found in the Steam Deck. Future developments for MLC-LLM include optimizations for batching, multi-GPU support, expanded quantization and model architectures, and further bridging the performance gap with NVIDIA, ultimately addressing AI compute limitations.

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Spooky Quantum Entanglement Found Inside Protons

2025-01-08
Spooky Quantum Entanglement Found Inside Protons

Scientists have used high-energy particle collisions to discover, for the first time, quantum entanglement within individual protons. This 'spooky action at a distance' occurs even at the incredibly small scale of a proton, challenging our understanding of its internal structure. The team employed a 2017-developed technique analyzing the 'messiness' of particle sprays after collisions to detect entanglement. Results showed quarks and gluons are maximally entangled, offering insights into the strong interactions within protons and the building blocks of atomic nuclei. This discovery could significantly impact future research in nuclear physics, such as investigating how the nuclear environment affects entanglement within protons.

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ClickHouse Performance Optimization on Intel Xeon Ultra-High Core Count Processors

2025-09-17
ClickHouse Performance Optimization on Intel Xeon Ultra-High Core Count Processors

Intel's latest processors boast hundreds of cores, presenting both immense opportunities and challenges for analytical databases like ClickHouse. Intel Shanghai engineers systematically analyzed ClickHouse performance on ultra-high core count servers, identifying and optimizing five key bottlenecks: lock contention, memory optimization, insufficient parallelism, SIMD instruction utilization, and false sharing. By reducing lock hold times, improving the memory allocator, parallelizing serial phases, employing smarter SIMD algorithms, and optimizing memory layout, they significantly improved ClickHouse's scalability on ultra-high core count systems, achieving up to 10x speedups for individual queries and a 10% overall geometric mean improvement. This work highlights the need for multi-faceted database optimization in the ultra-high core count era, addressing both algorithmic and memory layout considerations.

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LLM Agents: The New DX Standard for API Development

2025-05-20
LLM Agents: The New DX Standard for API Development

LLM-powered agents are becoming tireless junior developers. They read API docs, issue requests, parse errors, and retry until success. However, API developer experience (DX) is crucial. If an agent stalls due to poor documentation or unclear error messages, human developers will likely hit the same roadblocks. Improving API documentation, providing clear and detailed error messages, and ensuring consistency significantly enhances DX and makes agents more efficient. This benefits human developers and allows agents to act as automated testers, catching issues early.

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Development API Development

Sandia National Labs Deploys GPU-less, Storage-less Brain-Inspired Supercomputer

2025-06-06
Sandia National Labs Deploys GPU-less, Storage-less Brain-Inspired Supercomputer

Sandia National Labs has deployed SpiNNaker 2, a brain-inspired supercomputer that forgoes GPUs and internal storage. Supplied by SpiNNcloud, this top-five brain-inspired platform simulates 150-180 million neurons, achieving high speed through high-speed inter-chip communication and massive memory. Its energy-efficient architecture excels at complex event-driven computing and simulations, making it ideal for demanding national security applications like modeling nuclear deterrence missions. The system's architecture, initially developed by Arm pioneer Steve Furber, leverages 48 SpiNNaker 2 chips per server board, each with 152 cores and specialized accelerators.

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The Rise and Fall of the Sharp X68000: A Japanese Home Computer Legend

2025-05-27
The Rise and Fall of the Sharp X68000: A Japanese Home Computer Legend

The Sharp X68000, released in 1987, was a highly capable home computer popular in Japan, renowned for its advanced graphics and sound capabilities. Powered by a Motorola 68000 CPU and featuring custom coprocessors for superior graphics, it became a favorite among gamers. However, its limited market reach and lack of international presence ultimately led to its decline in the 1990s, leaving it a nostalgic relic for many.

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Mysterious Zen 5 CPU Failures: GMP Tests and Hardware Woes

2025-08-28

The author reports two instances of Ryzen 9950X CPUs failing after running GMP tests. Both incidents occurred in different environments but resulted in discolored areas on the CPU's pin side. Despite using Noctua coolers, the author suspects improper thermal paste application (due to Noctua's recommended offset mounting), leading to poor heat transfer, and that GMP tests might draw power beyond the CPU's specifications. While CPUs have temperature protection, sustained high loads could lead to gradual damage. The cause remains unknown but highlights the importance of high-performance CPU cooling and potential hardware flaws.

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El Salvador Walks Back Bitcoin Legal Tender Status

2025-02-09
El Salvador Walks Back Bitcoin Legal Tender Status

Four years after adopting Bitcoin as legal tender, El Salvador has amended its Bitcoin Law, removing its status as legal currency but maintaining it as legal tender. This move, part of a $1.4 billion loan agreement with the IMF, aims to mitigate financial risks associated with Bitcoin's volatility. Despite the change, the Salvadoran government insists it remains a "Bitcoin country" and will continue holding Bitcoin reserves.

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Tech

Weave is Hiring a Founding Product Engineer!

2025-03-26
Weave is Hiring a Founding Product Engineer!

Weave, a rapidly growing and profitable startup, seeks an exceptional founding product engineer. Reporting directly to the CTO and CEO, you'll build core products for millions of engineers. We value your grit, pragmatism, empathy, and communication skills. While familiarity with our tech stack (React, TypeScript, Go, Python) is a plus, we prioritize your problem-solving skills and passion for improving engineering productivity.

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Development

Beyond RISC-V: A Revolution in Distance-Based Instruction Set Architectures

2025-06-04
Beyond RISC-V: A Revolution in Distance-Based Instruction Set Architectures

CPU core instruction decoding and execution widths have significantly increased in recent years, but the cost of register renaming limits further scaling. This article introduces a distance-based instruction set architecture that eliminates register renaming by specifying operands based on the distance from the instruction's result, thus reducing hardware complexity and power consumption. Researchers have developed three distance-based instruction sets (STRAIGHT, Clockhands, and TURBULENCE) and successfully fabricated a chip based on the STRAIGHT instruction set. This innovation promises significant performance improvements for both CPUs and GPUs, especially for GPUs due to their flexible intermediate representation, making adoption easier.

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Hardware

Deferred Resignation Program for Federal Employees

2025-01-29
Deferred Resignation Program for Federal Employees

The US government launched a deferred resignation program, allowing federal employees to apply until February 6, 2025. This program addresses government restructuring and workforce reductions. Employees choosing this option retain pay and benefits until September 30, 2025, and are exempt from daily in-person work requirements. The program excludes military personnel, postal service employees, those in immigration enforcement and national security, and others as specified by their employing agency.

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Firefox Adds Terms of Use and Updated Privacy Notice

2025-02-28
Firefox Adds Terms of Use and Updated Privacy Notice

Mozilla is introducing Terms of Use and an updated Privacy Notice for Firefox for the first time. This move aims to increase transparency around how user data is handled, emphasizing user control. Mozilla clarifies that the new terms do not grant them ownership of user data or the right to use it beyond what's described in the Privacy Notice. Users can review default settings and adjust their data management at any time. This update will roll out to new users in early March and existing users later this year.

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Development

Rust Ecosystem Documentation Quality Review: Hits and Misses

2025-05-11
Rust Ecosystem Documentation Quality Review: Hits and Misses

This article provides an in-depth assessment of the documentation quality across numerous popular crates in the Rust ecosystem. It covers various domains, including random number generation, time handling, web frameworks, game engines, and error handling. The author evaluates each crate's documentation based on four quadrants (explanations, how-to guides, tutorials, reference) and highlights excellent examples (like `jiff`'s comprehensive documentation and design rationale) and areas for improvement (incomplete documentation or lack of practical guidance in some crates). This review offers valuable insights for Rust developers and points to directions for improving the Rust ecosystem's documentation.

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Development

Seven Deadly Sins of Annoying Senior Engineers

2025-02-23
Seven Deadly Sins of Annoying Senior Engineers

This article outlines seven common behaviors that irritate senior engineers: escalating issues without basic troubleshooting, vaguely requesting urgent tasks, providing rough estimates treated as deadlines, scheduling unclear meetings, unexpectedly scheduling brief meetings, using 'quick hacks' without cleanup plans, and frequently changing priorities. The author explains how these actions waste time, reduce efficiency, and damage team morale. The article suggests providing sufficient information when seeking help, discerning urgency levels, carefully handling estimations, planning meetings in advance, respecting engineers' focus time, planning for temporary fixes, and maintaining stable priorities to build a positive and efficient engineering team.

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LinkedIn: A Breeding Ground for Toxic Mediocrity?

2025-08-17

LinkedIn, intended as a convenient resume platform, has devolved into a social media swamp of "toxic mediocrity." Users post vapid, overproduced content in pursuit of personal branding, yet often see minimal returns. The author argues that instead of churning out low-quality posts for LinkedIn's algorithm, individuals should focus on creating in-depth, valuable content, such as through personal blogging. While this might garner fewer views initially, it elevates writing skills and attracts a more engaged audience.

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Misc

Finnish Authorities Link Tanker to Severed Subsea Cables

2025-01-01
Finnish Authorities Link Tanker to Severed Subsea Cables

Finnish investigators probing damage to undersea power and data cables have discovered a seabed drag mark stretching dozens of kilometers, likely caused by the anchor of the seized tanker Eagle S. The missing anchor is suspected of severing a 170-kilometer power line connecting Finland and Estonia, along with disrupting four data cables. The tanker, sailing under the Cook Islands flag, has been detained, and authorities are investigating possible aggravated criminal mischief. Poor weather hampered the investigation.

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China's Solar Industry Meltdown: Mass Layoffs and Overcapacity

2025-08-08

China's solar industry is facing a brutal downturn, with leading companies laying off nearly a third of their workforce last year. This reveals a crisis of overcapacity and vicious price wars, fueled by previous government-led expansion. While the government is attempting intervention, local resistance and corporate foot-dragging hinder solutions. This highlights the risks of central planning and foreshadows potential issues in other Chinese industries.

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Nango: An Open, Unified API for Integrations

2025-03-17

Frustrated with the limitations of existing B2B SaaS integration solutions, Bastien and Robin teamed up in 2022. They took over an abandoned open-source OAuth project, realizing it was the key to a more flexible approach: an open, extensible platform. In 2023, after joining Y Combinator's winter batch, they relaunched Nango as a single, unified API infrastructure to power all integrations.

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Development API Integration

Cosmic Rays Trigger Lightning: An Electron Avalanche from Space

2025-08-04
Cosmic Rays Trigger Lightning: An Electron Avalanche from Space

A new study claims that the energy needed for thunderstorms could come from an avalanche of electrons seeded by extraterrestrial cosmic rays. For centuries, it's been a mystery how storm clouds build up the powerful electric fields needed for lightning. Researchers used computer models to reveal that lightning is the result of a powerful chain reaction starting in outer space. Cosmic rays striking the atmosphere create runaway electrons, ultimately leading to an electron avalanche that produces the high-energy photons initiating lightning. The model also explains the flashes of gamma-rays and X-rays that precede lightning strikes.

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Google CEO Testifies: Data Sharing Proposal Would Be a 'De Facto' Breakup of Search

2025-04-30
Google CEO Testifies: Data Sharing Proposal Would Be a 'De Facto' Breakup of Search

Google CEO Sundar Pichai testified in an antitrust trial that the Department of Justice's proposal to share search data with rivals would be a “de facto” divestiture of the company’s search engine. Pichai argued that sharing data and ranking algorithms would allow competitors to reverse-engineer Google's technology, harming its R&D. The DOJ wants Google to divest Chrome, license search data, stop paying for exclusive placements, and extend the ban to AI products like Gemini. Google counters that this would harm consumers, the economy, and US tech leadership. This marks Pichai's third antitrust trial testimony in recent years, highlighting the intense antitrust scrutiny Google faces.

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Tech Pichai

2000-Year-Old Mummies Found with Gold Tongues in Egypt

2025-02-06
2000-Year-Old Mummies Found with Gold Tongues in Egypt

Archaeologists unearthed 13 mummies in Egypt dating back over 2,000 years, each with a gold amulet replacing their tongue. Ancient Egyptians believed this ensured the deceased could speak in the afterlife. This discovery is exceptionally rare due to widespread tomb raiding. Beyond the golden tongues, the tombs yielded ritual texts, colorful inscriptions and artwork, scarabs, amulets, canopic jars, and more gold—including golden fingernails, another symbol of afterlife protection. The find offers invaluable insight into the religious practices and burial traditions of the Ptolemaic era (305-30 BC).

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Grok 4 Released: Powerful, but Safety Concerns Remain

2025-07-11
Grok 4 Released: Powerful, but Safety Concerns Remain

xAI has released Grok 4, a new large language model boasting a longer context length (256,000 tokens) and strong reasoning capabilities, outperforming other models in benchmarks. However, its predecessor, Grok 3, recently generated controversy due to a system prompt update that led to antisemitic outputs, raising concerns about Grok 4's safety. While Grok 4 is competitively priced, the lack of a model card and the negative events surrounding Grok 3 could impact developer trust.

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AI

Le Chat's Massive Update: Connectors and Memories Take AI Assistance to the Next Level

2025-09-04
Le Chat's Massive Update: Connectors and Memories Take AI Assistance to the Next Level

Mistral AI's Le Chat has received a major update, introducing 20+ secure, enterprise-ready connectors spanning data, productivity, development, automation, and commerce. Users can now directly access and interact with tools like Databricks, Snowflake, GitHub, and Asana within Le Chat. A new 'Memories' feature (beta) allows for personalized responses based on context and preferences, while maintaining careful control over sensitive information. All features are available on the free plan.

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Global Earthquake Early Warning System Leveraging Android Smartphones

2025-07-20
Global Earthquake Early Warning System Leveraging Android Smartphones

A new study demonstrates the effectiveness of a global earthquake early warning system built using the accelerometers in millions of Android smartphones worldwide. The system, called Android Earthquake Alerts (AEA), rivals traditional seismic networks in accuracy, detecting earthquakes globally and delivering timely alerts to users. Even in regions lacking traditional infrastructure, AEA provides crucial early warning to millions, potentially mitigating earthquake damage. By exploiting the speed difference between seismic waves, AEA issues alerts before the destructive waves arrive, buying precious seconds for people to react.

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The Emotional Logic of Tech Choices

2025-05-26
The Emotional Logic of Tech Choices

Hacker News is full of blog posts justifying obscure tech choices with seemingly rational arguments. But often, these are masks for deeper emotional motivations. People choose technologies based on feelings: comfort, familiarity, or a nostalgic connection to a particular era. Using obscure tech becomes a form of symbolic magic, tying technology to personal identity. The author argues that acknowledging and embracing these emotional drivers is fine, but warns against self-deception. Rational assessment of costs and benefits is crucial to avoid wasting time on pointless pursuits.

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Development developer culture

Automating Releases with Claude Code

2025-05-26
Automating Releases with Claude Code

Molin uses Anthropic's Claude Code to automate its 1-3 times/week software release process. Claude Code handles creating PRs, checking diffs, deploying the backend, and publishing JS bundles. Instructions in a `.claude/release.md` file guide Claude Code to check for existing release PRs, create new ones, check merge status and CI checks, merge the PR, and finally deploy to production. This significantly improves efficiency and reduces manual work.

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Development software releases

Nintendo Switch 2's USB-C Port: Why Doesn't It 'Just Work'?

2025-07-03
Nintendo Switch 2's USB-C Port: Why Doesn't It 'Just Work'?

The Nintendo Switch 2's USB-C port isn't as universal as expected. Third-party manufacturers reveal Nintendo employs a new encryption scheme and dedicated encryption chip, hindering compatibility with most third-party docks and video glasses. This has resulted in a scarcity of portable Switch 2 docks. While the official Nintendo dock functions correctly, this approach limits user convenience and choice, sparking controversy. While Nintendo cites security concerns, the necessity of these measures remains debated.

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Game

uv Build Backend: Faster and Smoother Python Builds

2025-07-03

uv's native build backend, uv_build, significantly improves the speed and user experience of building Python projects. It features sensible defaults, aiming for zero configuration for most users, while offering flexible configuration to accommodate diverse project structures. uv_build currently supports pure Python code; alternative backends are needed for libraries with extension modules. Use this backend by adding `uv_build` to your `pyproject.toml` or by creating a new project with `uv init --build-backend uv`. uv_build also optimizes package name normalization, module discovery, and file inclusion/exclusion strategies, leading to more predictable and repeatable builds.

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Development

The Heartbreaking Story Behind the 1948 '4 Children for Sale' Photo

2025-05-06
The Heartbreaking Story Behind the 1948 '4 Children for Sale' Photo

A shocking 1948 photograph of a Chicago couple selling their four children sent shockwaves across America. The story behind the image is far more tragic than the picture itself. The unemployed father abandoned the family, leaving the mother unable to cope, resulting in the children being sold separately and experiencing drastically different fates. The youngest child was adopted by a strict but kind couple, leading a relatively stable life; while two others were treated as slaves by their buyers, enduring abuse and hardship. Years later, surviving siblings reunited, recounting their harrowing past and expressing deep resentment towards their mother. This story exposes the desperation and helplessness of lower-class families in 20th-century America, reflecting the shortcomings of child protection at the time.

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The Uncomfortable Truth About America's Trade Deficit

2025-05-04
The Uncomfortable Truth About America's Trade Deficit

This article delves into the complex relationship between America's persistent trade deficit and the dollar's status as the world's reserve currency. The author argues that the dollar's privileged position leads to overvaluation, harming US manufacturing competitiveness and fueling domestic political populism. The piece dissects the mechanics of global dollar demand, the resulting debt cycle, and inherent financial risks. Various government strategies to address the deficit are analyzed and questioned for their failure to tackle the root cause. Investment implications are explored, suggesting a focus on short-term Treasuries, inflation-protected assets, and international equities to navigate potential economic volatility.

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