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KUtrace is a low-overhead Linux kernel tracing facility that allows observation of execution time on all cores of a multi-core processor while running unmodified user programs. Used in live datacenters and autonomous driving, KUtrace aims to uncover performance issues without distorting the system under test. The 2022 update replaces the 2019 repository and includes files […]
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This website delves into how ancient questions about life’s misfortunes can be explained by basic chemistry. Surprisingly simple chemical reactions, like burning and rusting, can elucidate why things go wrong. It’s a reminder of how fortunate we are that things don’t go awry more often. From fires in Malibu to dangerous battery cables on historic […]
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The Southern Hemisphere is experiencing a rare but powerful stratospheric warming event that will have a global impact. These events are typically seen in the Northern Hemisphere and can disrupt the Polar Vortex, creating unusual weather patterns. The stratosphere, home to the ozone layer, is being influenced by high-pressure anomalies and warming waves, affecting the […]
The author reflects on their experience attempting to install Linux on their Surface Pro 4 tablet, seeking a Linux-like environment. Despite successful installations with EndeavourOS and Fedora Workstation 40, the touchscreen issues, including ghost touch and palm rejection, made the tablet unusable. With KDE, the virtual keyboard was unstable, impacting the tablet experience. Gnome on […]
SCALE by Spectral Compute is a GPGPU programming toolkit that allows CUDA applications to be compiled for AMD GPUs without modification. Key features include accepting CUDA programs as-is, serving as a drop-in replacement for nvcc, and supporting a variety of open-source projects. The tool is compatible with NVIDIA CUDA and offers language extensions for improved […]
Summary: LWN subscribers gain immediate access to site content and features. At the 2024 Linux Summit, Almeida and Overstreet led a session on using Rust for Linux filesystems, sparking disagreement. Rust’s benefits include catching errors at compile time and automated clean-up tasks. Overstreet believes Rust will simplify kernel development, provably correct code, and reduced bugs. […]
In a groundbreaking paper, a team of astrophysicists has introduced a new space gravitational wave observatory design called LAGRANGE. This innovative design promises to maintain the important LISA science while reducing costs and technical risks. The observatory consists of three drag-free spacecraft positioned at the Earth-Moon L3, L4, and L5 Lagrange points, ensuring continuous contact […]
The StorageReview Lab Team has set a world record by calculating pi to an incredible 202,112,290,000,000 digits, showcasing the impressive capabilities of modern high-performance computing. Leveraging Intel Xeon CPUs and Solidigm NVMe SSDs, the team ran an intensive calculation for 85 days, consuming 1.5 Petabytes of space. This groundbreaking project highlights significant advancements in computational […]
The White-throated Sparrow, a seemingly ordinary backyard bird, actually has four unique personalities based on its color morphs. Black and white striped birds are more aggressive, while tan-striped birds are more nurturing. Mated pairs almost always consist of one bird of each color morph. These differences are based on variations in behavior, defense of territory, […]