Open-source News

Intel Pursuing AVX-512 Optimized Crypto Algorithms For The Linux Kernel

Phoronix - Tue, 12/22/2020 - 07:44
Intel engineers have posted the initial Linux kernel patches providing AVX-512 optimized versions of common crypto algorithms. The AVX-512 optimized versions do pan out and promise to offer huge speed-ups but are disabled by default at this stage over the negative CPU frequency/performance impact that running AVX-512 can have on CPU cores / shared threads...

Arm Begins Adding ARMv8.7-A Support In LLVM Clang 12

Phoronix - Tue, 12/22/2020 - 04:29
Back in September Arm began talking about their "2020 extensions" for the A-profile architecture. Initial support for these new additions as ARMv8.7-A is beginning to land in the LLVM compiler stack...

Running BSDs On The AMD Ryzen 5000 Series - FreeBSD vs. Linux Benchmarks

Phoronix - Tue, 12/22/2020 - 00:23
Over the past nearly two months we have been running a lot of Linux benchmarks on the AMD Ryzen 5000 series, but what about the BSD operating systems with these Zen 3 desktop CPUs? Recently I got around to trying out a few of the BSDs on a Ryzen 9 5900X desktop as well as running some FreeBSD 12.2 vs. Ubuntu Linux benchmarks, including with Linux on OpenZFS and Clang.

AMD EPYC Seeing Nice Performance Improvements With PostgreSQL On Linux 5.11

Phoronix - Mon, 12/21/2020 - 22:24
For those running PostgreSQL database servers (and potentially similar workloads) on AMD EPYC servers, Linux 5.11 is bringing a very nice Christmas gift in the form of better performance for at least some 2P server configurations...

Radeon RX 6800 XT Seeing Some Slight Gains With Linux 5.11

Phoronix - Mon, 12/21/2020 - 20:56
While the Linux 5.11 merge window is only half-way through with prominent pull requests like the DRM / graphics driver updates already have been merged some of the testing has already begun at Phoronix of this new kernel. With the Radeon RX 6800 XT "RDNA 2" graphics continuing to mature, we are seeing slight uplift in some benchmarks when moving from Linux 5.10 stable to Linux 5.11 Git...

Wayland 1.19 Alpha Released

Phoronix - Mon, 12/21/2020 - 19:12
As expected, the Wayland 1.19 release dance has begun...

Fedora Shifting Their Git Repositories To "Main", Some To "Rawhide"

Phoronix - Mon, 12/21/2020 - 18:55
The Fedora Project is the latest open-source software project working to migrate their Git repositories off using the existing default branch name of "master" and instead using "main" but for some repositories will be "rawhide" where it better aligns with the usage in Fedora Rawhide packages to their development development...

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