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AMD Posts Linux Patches For SEV-SNP BTB Isolation

Phoronix - 4 hodiny 24 min zpět
It's quite a mouthful but today AMD posted Linux kernel patches for preparing SEV-SNP BTB isolation support for further enhancing the security of virtual machines (VMs) for confidential computing...

Lutris 0.5.21 Adds Support For Running Games Inside Valve's Latest Steam Runtime

Phoronix - 5 hodin 53 sek zpět
Lutris 0.5.21 is now available as the latest version of this open-source Linux game manager. With Lutris 0.5.21 comes some new runners for executing games in different environments...

Sailfish OS na Sony Xperia 10 III: seznámení a instalace

Root.cz - 7 hodin 8 min zpět
Zaměříme se na instalaci a reálné zkušenosti s provozováním Sailfish OS na Xperii 10 III jakožto na primárním mobilním telefonu. Proč (ne)chtít Sailfish OS a na jakých zařízeních ho můžeme provozovat?

Softwarová sklizeň (25. 2. 2026): najděte a vyčistěte nepotřebné soubory

Root.cz - 7 hodin 8 min zpět
Sonda do světa otevřeného softwaru. Dnes si představíme aplikaci pro čištění nepotřebných souborů, vyzkoušíme emulátor chytrých hodinek Pebble, řekneme si o aplikace pro práci s barvami a představíme si prohlížeč logů.

COSMIC Epoch 1.0.8 Released With More Desktop Refinements

Phoronix - 24. Únor 2026 - 20:47
While System76 has been hard at work on a redesigned Thelio desktop chassis design, this hasn't slowed down their software work. Today they shipped COSMIC Epoch 1.0.8 as the newest work on their open-source, Rust-based desktop environment used by their in-house Pop!_OS Linux distribution as well as found in other Linux distributions too...

D7VK 1.4 Released With More Improvements For Old Direct3D On Vulkan Under Linux

Phoronix - 24. Únor 2026 - 18:28
D7VK is the open-source project that began implementing the Direct3D 7 APIs atop Vulkan and with time the scope expanded to include Direct3D 6 support as well as Direct3D 5 support. Out today is D7VK 1.4 for continuing to enhance the support for these older D3D versions on Vulkan under Linux...

Google Cloud N4 Series Benchmarks: Google Axion vs. Intel Xeon vs. AMD EPYC Performance

Phoronix - 24. Únor 2026 - 16:00
Google Cloud recently launched their N4A series powered by their in-house Axion ARM64 processors. In that launch-day benchmarking last month was looking at how the N4A with Axion compared to their prior-generation ARM64 VMs powered by Ampere Altra. There were dramatic generational gains, but how does the N4A stand up to the AMD EPYC and Intel Xeon instances? Here are some follow-up benchmarks I had done to explore the N4A performance against the Intel Xeon N4 and AMD EPYC N4D series.

AMD's HIP Moves To Using LLVM's New Offload Driver By Default

Phoronix - 24. Únor 2026 - 14:09
A change merged to upstream LLVM Git yesterday for LLVM 23 is moving AMD's HIP to using the new/modern offload driver by default. This aligns with a prior change for NVIDIA CUDA and already in place for OpenMP offloading too...

Intel Formally Ends Four Of Their Go Language Open-Source Projects

Phoronix - 24. Únor 2026 - 12:28
Following various Intel open-source projects recently being archived with Intel formally discontinuing their development, another wave of Intel open-source projects were formally sunset on Monday...

LLVM/Clang 22 Compiler Officially Released With Many Improvements

Phoronix - 24. Únor 2026 - 12:13
LLVM/Clang 22.1 was released overnight as the first stable release of the LLVM 22 series. This is a nice, feature-packaged half-year update to this prominent open-source compiler stack with many great refinements...

KDE Plasma 6.6.1 Released With Initial Batch Of Bug Fixes

Phoronix - 24. Únor 2026 - 12:02
Following last week's Plasma 6.6 release, KDE developers today shipped Plasma 6.6.1 as the first point release with an assortment of different bug fixes...

CGIT 1.3 Web Frontend For Git Released After Six Years

Phoronix - 24. Únor 2026 - 11:55
Jason Donenfeld of WireGuard and Linux cryptography fame has taken a break from that to release a new version of CGIT, the lightweight web interface for Git repositories. CGIT 1.3 is the first new release in six years and comes with a lot of changes...

Mesa PanVK Driver Seeing Up To 25.7x Speedup For MSAA

Phoronix - 24. Únor 2026 - 2:15
The open-source PanVK driver providing Vulkan support for modern Arm Mali graphics hardware is seeing big speed-ups in the multi-sample anti-aliasing (MSAA) performance in Vulkan tests as a result of new code merged today to Mesa 26.1...

Ponaučení z 15letého vývoje pluginu pro PL/pgSQL a pár poznámek k historii Postgresu

Root.cz - 24. Únor 2026 - 0:00
Rozšiřitelnost je základní a velmi důležitou součástí databáze PostgreSQL. V tomto článku bych chtěl popsat pár zajímavých technik, které používám při vývoji vlastního rozšíření plpgsql_check.

Režim fast math v překladačích: přednosti, zápory a možné pasti

Root.cz - 24. Únor 2026 - 0:00
Moderní překladače při zpracování hodnot s plovoucí řádovou čárkou dodržují normu IEEE 754, a to včetně rozšíření této normy (IEEE 754–2008). To sice zajišťuje stabilitu, ale někdy je vhodné se od této normy odklonit.

Linus Torvalds Drops Old Linux Kconfig Option To Address Tiresome Kernel Log Spam

Phoronix - 23. Únor 2026 - 22:16
Following yesterday's Linux 7.0-rc1 release, Linus Torvalds authored and merged a patch to get rid of the Linux kernel's WARN_ALL_UNSEEDED_RANDOM Kconfig option. While that option was added with good intentions, on some systems it can yield a lot of unnecessary kernel log spam...

Qualcomm Posts Patches For New DSP Accelerator Linux Driver

Phoronix - 23. Únor 2026 - 21:00
The newest driver proposed for the Linux kernel's accelerator "accel" subsystem is named QDA and is a Qualcomm DSP Accelerator driver...

Intel Releases OpenVINO 2026 With Improved NPU Handling, Expanded LLM Support

Phoronix - 23. Únor 2026 - 19:19
Intel's open-source OpenVINO AI toolkit is out with its first major release of 2026. With today's OpenVINO 2026.0 release there is expanded large language model (LLM) support, improved Intel NPU support for Core Ultra systems, and a variety of other enhancements for benefiting Intel's CPU / NPU / GPU range of products for AI...

Firefox 148 Now Available With The New AI Controls / AI Kill Switches

Phoronix - 23. Únor 2026 - 17:40
Firefox 148 release binaries are now available ahead of the official release announcement on Tuesday. Most notable is the new AI controls found with Firefox 148 for those wishing to disable Firefox's growing AI capabilities...

Linux 7.0 Features Include More Preparations For AMD Zen 6 & Intel Nova Lake

Phoronix - 23. Únor 2026 - 17:06
While the version bump to 7.0 is driven solely by Linus Torvalds' versioning preferences, with Linux 7.0 there are many great changes to be found in this upcoming stable kernel version to power the likes of Ubuntu 26.04 LTS. Here is a recap of all the interesting changes with Linux 7.0.
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