Open-source News

Linux 6.15 Git Tanked Nginx HTTPS Web Server Performance - Here's The Bisect

Phoronix - Wed, 04/23/2025 - 05:09
With the Linux 6.15 kernel settling down nicely, I've been testing out the current Linux Git state on more systems in looking for any performance changes. Unfortunately this week I ran into a large performance regression affecting the Nginx HTTP(S) web server. Here's a look at that problem currently affecting Linux Git.

CachyOS Linux Distribution Makes More Improvements To Its Handheld Edition

Phoronix - Wed, 04/23/2025 - 03:30
The April 2025 ISO update is out today for CachyOS, the Arch based Linux distribution known for its aggressive out-of-the-box performance on modern hardware...

NVK Now Vulkan 1.4 Conformant For NVIDIA Maxwell GPUs

Phoronix - Wed, 04/23/2025 - 02:01
Mesa's NVK Vulkan driver had been Vulkan 1.4 conformant for Turing and newer GPUs, but now with Mesa 25.2-devel it's Vulkan 1.4 conformant going back to Maxwell GPUs. This change is exported to be back-ported to the upcoming Mesa 25.1 release as well for those interested in using this open-source NVIDIA Vulkan driver...

AMD Ryzen AI Max 300 "Strix Halo" Graphics IP Versions Confirmed

Phoronix - Wed, 04/23/2025 - 00:27
For those that have been wondering about the Linux support and more details around the Ryzen AI Max 300 "Strix Halo" APUs on Linux, here's a brief update...

Intel Core Ultra 9 285K "Arrow Lake" Performance On Linux Has Improved A Lot Since Launch

Phoronix - Tue, 04/22/2025 - 22:00
Today's Linux benchmarking at Phoronix is looking at how the Intel Core Ultra 9 285K performance has evolved since its launch last October. Taking the launch-day benchmarks from October with the same hardware, we are revisiting the Intel Arrow Lake performance under Linux today using the newest system BIOS and the newly-released Ubuntu 25.04 for seeing how the performance has evolved roughly over the past half-year.

GCC Compiler Adds Targeting Support For XuanTie RISC-V CPUs

Phoronix - Tue, 04/22/2025 - 21:41
One of the early features being merged for what will become the GCC 16 compiler following last week's GCC 15 code branching is CPU targeting support for the XuanTie RISC-V processors...

Kmemdump Proposed For The Linux Kernel To Help With Memory Dumping & Debugging

Phoronix - Tue, 04/22/2025 - 20:28
Eugen Hristev of Linaro sent out a "request for comments" patch series today proposing kmemdump for the Linux kernel as a new means to assist in debugging driver/system problems by making it easier to dump memory for specific areas/regions...

Linux Being Patched For Buggy MWAIT Behavior On Intel Ice Lake Servers

Phoronix - Tue, 04/22/2025 - 18:59
The Linux kernel has seen safeguards for select prior Intel CPU cores due to bugs around the MONITOR/MWAIT implementation with the processors. MWAIT/MONITOR bugs was found to be the cause of annoying issues at boot for Lunar Lake laptops and also previously plagued Goldmont Atom cores. It also turns out that Ice Lake servers can be subject to similar MWAIT/MONITOR behavior...

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