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Analysis of the Impact of the Keyword 'final' on C++ Program Performance

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Benjamin Summerton, the author of the PSRayTracing ray tracing system, analyzed the impact on application performance of using the C++ keyword 'final,' which emerged in the C++11 standard. The reason for the testing was the circulating claims online that using 'final' could enhance performance, which were limited to evaluative remarks without presenting results of the changes. The testing conducted by Benjamin showed that performance […]

Release of the Network Security Scanner Nmap 7.95

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The release of the Nmap 7.95 network security scanner has been published, intended for network auditing and identifying active network services. The project code is provided under the NPSL (Nmap Public Source License), which is based on the GPLv2 license, supplemented with recommendations (not requirements) for using the OEM licensing program and purchasing a commercial license if the manufacturer does not wish to open-source their product code in accordance with the requirements […]

NetBSD Release 9.4

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The release of the NetBSD 9.4 operating system has been published, marking the end of the support cycle for the previous significant 9.x branch. NetBSD 9.4 is classified as a corrective update and mainly includes fixes for issues and vulnerabilities identified since the release of NetBSD 9.3 in August 2022. For those who need new functionality, a significant release of NetBSD 10.0 has recently been launched. The version is available for download […]

The Raspberry Pi Media Center Project Develops a Series of Open Hi-Fi Devices

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As part of the Raspberry Pi Home Media Center project, several compact open hardware devices are being developed to facilitate the operation of a home media center. The devices are based on the Raspberry Pi Zero board, paired with a digital-to-analog converter, allowing for high-quality audio output. The devices support connectivity via Wi-Fi or Ethernet and can be controlled using a remote control. Schematics […]

Using BPF Programs to Troubleshoot Input Devices

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Peter Hutterer, the maintainer of the X.Org input subsystem at Red Hat, has introduced a new utility called udev-hid-bpf, designed for the automatic loading of BPF programs that fix issues with Human Input Device (HID) input devices or alter their behavior based on user preferences. The HID-BPF subsystem, introduced […]

DDR5-8000/8400/8800 Modules Have Become Part of the JEDEC Standard

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The Joint Electron Device Engineering Council (JEDEC) released the DDR5 specification (JESD79) in 2020, defining parameters for the modules up to speed DDR5-6400. Now, the committee has introduced an updated specification, JESD79-JC5, which defines the characteristics of modules up to DDR5-8800, increasing peak memory bandwidth by 37.5% and adding some new security features designed to counter RowHammer attacks. Image source: unsplash.com Source: 3dnews.ru

Evaluation of the performance change of the PostgreSQL DBMS over the past 15 years.

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Ryan Marcus, a developer of the experimental Bao optimizer for PostgreSQL, which uses machine learning to optimize query execution, published the performance testing results of the built-in query optimizer of PostgreSQL. The testing covered PostgreSQL branches from 8.4 (2009) to 16 (2023). Performance was measured using the JOB (join order benchmark) collection, which includes over 100 complex queries […]

Release of the Relational-Graph Database EdgeDB 5.0

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The release of EdgeDB 5.0 is now available, implementing a relational-graph data model and EdgeQL query language, optimized for working with complex hierarchical data. The project develops as an extension to PostgreSQL, with code written in Python and Rust (parser and performance-critical parts), and is distributed under the Apache 2.0 license. Client libraries are prepared for Python, Go, and Rust. […]

Deepin Linux Introduced AI-Based Features

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Developers of the Chinese distribution Deepin decided to challenge Microsoft Copilot and introduced AI-based features in the new Beta 2. The AI will assist users in editing images: adding background blur and removing it, scaling, coloring, enhancing resolution, turning your images into hand-drawn or 3D comic styles, and much more. Also in Deepin IDE – their […]

AWS Shuts Down Snowmobile Data Transport Service

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The cloud platform Amazon Web Services (AWS), according to Datacenter Dynamics, has shut down the Snowmobile service, which offered physical transportation services for massive data sets via trucks. Now, only Snowball and Snowcone offerings remain in the AWS Snow family. The Snowmobile service was launched in 2016. The idea was that clients could move their data […]

Release of Kata Containers 3.4 with Virtualization-Based Isolation

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The release of Kata Containers 3.4 has been announced, developing a stack for organizing container execution using full virtualization-based isolation mechanisms. The project was created by Intel and Hyper through the integration of Clear Containers and runV technologies. The project code is written in Go and Rust, and is distributed under the Apache 2.0 license. The development of the project is overseen by a working group established under the auspices of […]

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