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Linux Hardware Reviews, Performance Benchmarks & Open-Source / Free Software News
Updated: 2 hours 11 min ago

MIPS Loongson 3 Seeing Support Improvements With Linux 5.7

Fri, 03/27/2020 - 03:31
For those managing to get their hands on a recently released Loongson 3A4000/3B4000 or even older Loongson 3 MIPS64 processors, improving the support is on the way with the upcoming Linux 5.7 kernel...

AMD PassThru DMA Engine Driver Still Pending For The Linux Kernel

Fri, 03/27/2020 - 02:35
In addition to the AMD Sensor Fusion Hub driver that we are hopeful could land in Linux 5.7 albeit not yet queued in the iio-next branch, another AMD driver that has been around for a few months in patch form but yet to be mainlined is the AMD PassThru DMA Engine driver...

Intel Core i9 10980XE: FreeBSD 12.1 vs. GhostBSD 12.02 vs. DragonFlyBSD vs. Ubuntu Linux Benchmarks

Thu, 03/26/2020 - 23:33
Given the release earlier this month of DragonFlyBSD 5.8 along with the recent debut of the FreeBSD-based desktop-focused GhostBSD 20.02, here are benchmarks looking at their performance up against FreeBSD 12.1-RELEASE as well as the current state of Ubuntu 20.04. Tests were done both with the LLVM Clang and GCC compilers.

Radeon OpenGL Driver Lands Experimental Option To Boost Performance For CAD Software

Thu, 03/26/2020 - 19:39
Well known open-source AMD OpenGL driver developer Marek Olšák has introduced an off-by-default option to help with the performance for at least some CAD-type applications...

2020 Spring Cleaning: HP 100BaseVG AnyLAN Linux Network Driver Finally Getting Dropped

Thu, 03/26/2020 - 18:27
Should you still have an HP 100BaseVG AnyLAN network adapter from the mid-to-late 90's, the mainline Linux kernel is finally preparing to eliminate its driver...

Apache Software Foundation Celebrates Its 21st Birthday

Thu, 03/26/2020 - 18:15
Today marks twenty-one years since the Apache Software Foundation was created out of the Apache Group and incorporated as a non-profit organization...

VirtIO Video Driver Coming Together For The Mainline Linux Kernel

Thu, 03/26/2020 - 15:24
VirtIO-Video is a VirtIO-based video driver for a virtual V4L2 streaming device with input/output buffers for sharing of video devices with guests. VirtIO Video has existed for a while now but it looks like it could be getting close to upstreaming in the Linux kernel...

There Is Finally Work To Allow Sysctl Parameters To Be Set From The Linux Kernel Command

Thu, 03/26/2020 - 12:07
File this under the "I can't believe it took this long" or "why wasn't this done before" section... Thanks to SUSE, there are finally patches pending to allow easily setting sysctl parameters from the kernel command line using a generic infrastructure...

Oracle Engineers Send Out Linux Patches For Trenchboot Secure Late-Launch Kernel Support

Thu, 03/26/2020 - 06:46
Going back to over a year ago were discussions by Oracle engineers and others about a secure launch boot protocol for the Linux kernel to in turn tie into the Trenchboot open-source project working on various system integrity features. We are now finally seeing new patches out of Oracle for wiring more Trenchboot support into the Linux kernel...

Fedora Adopts A New Vision Statement

Thu, 03/26/2020 - 04:30
Fedora Project Leader Matthew Miller has sent out a reminder to Fedora contributors to "be excellent to each other" while announcing the project has a new vision statement...

OpenJDK 8/11 vs. GraalVM 20 vs. Amazon Corretto JVM Benchmarks

Thu, 03/26/2020 - 02:00
Following last week's benchmarks of OpenJDK 8 through the newly-released OpenJDK 14 JVM benchmarks, some Phoronix readers expressed interest in seeing Java benchmarks with Oracle's GraalVM as well as Amazon's Corretto JVM implementations. Here are some benchmarks of those benchmarks up against OpenJDK both for Java 8 and Java 11 releases.

Cloudflare Improving Linux Disk Encryption Performance - Doubling The Throughput

Wed, 03/25/2020 - 23:37
Cloudflare employs Linux disk encryption on their servers and with some optimizations have made it at least two times faster throughput while also lowering the latency...

AMD Developers Looking At GNU C Library Platform Optimizations For Zen

Wed, 03/25/2020 - 20:18
It's long overdue but AMD engineers are now looking at refactoring the GNU C Library (Glibc) platform support to enhance the performance for AMD Zen processors...

Android-x86 9.0-r2 Released With Updated Kernel, UEFI Boot Fix

Wed, 03/25/2020 - 19:08
Released at the end of February was the long overdue stable release of Android-x86 9.0 that re-based this Intel/AMD focused Android spin atop the 9.0 "Pie" Android Open-Source Project state plus with various additions/improvements for running on x86_64 laptop/desktop hardware. Out today is the second stable update to the Android-x86 9.0 series...

TTM Huge Page Table Entries Pending For Lowering Graphics Driver CPU Usage

Wed, 03/25/2020 - 18:39
Longtime open-source Linux graphics developer Thomas Hellström of VMware has sent out a patch series aiming for Linux 5.7 or 5.8 to introduce support for huge and giant page-table entries for the TTM memory management code and TTM-enabled graphics drivers...

Intel IWD 1.6 Wireless Daemon Released With MAC Randomization, Per-Network MAC Addresses

Wed, 03/25/2020 - 18:07
Intel open-source developers have released IWD v1.6 as their open-source, embedded-friendly wireless daemon for Linux systems as an alternative to WPA_Supplicant...

LLVM Developers Are Still Debating How To Handle The Intel JCC Erratum Mitigation

Wed, 03/25/2020 - 16:34
Disclosed back in mid-November was the Intel JCC Erratum that required a CPU microcode update to mitigate and that in turn had broad performance hits. But via toolchain updates, some of that overhead can be offset. The GNU Assembler patches were quickly merged and new options exposed for helping to decrease that performance hit but on the LLVM side the developers are still working on their mitigation with some design decisions still to be made...

Glibc's Usage Of Performance-Boosting "RSEQ" Is Still Coming Together

Wed, 03/25/2020 - 14:09
Introduced into the Linux 4.18 kernel back in June 2018 was the new RSEQ system call for "Restartable Sequences" to provide faster user-space operations on per-CPU data by avoiding atomic operations updates. Sadly, seeing user-space make use of RSEQ has been a slow process...

RADV Lands AMD GCN 1.0/1.1 Fix For DOOM Eternal On Linux Under Steam Play

Wed, 03/25/2020 - 12:03
Doom Eternal was released this week by id Software as their first game atop the Vulkan-focused id Tech 7 engine. While it's another id Software game not seeing a native Linux port, with some tweaking the game can run under Steam Play / Proton. And now Mesa's RADV Vulkan driver has landed a fix for AMD GCN 1.0/1.1 era GPUs with a fix allowing those older graphics cards to handle this latest Doom title...

Oracle Unbreakable Enterprise Kernel R5U3 Released With Better ARM 64-Bit Support

Wed, 03/25/2020 - 05:55
The Oracle Linux team has released Unbreakable Enterprise Kernel Release 5 Update 3 as the newest version of their optimized downstream Linux kernel catering to cloud workloads...

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