Ubuntu's ZFS Daemon Zsys 0.5 Released

As part of their work on ZFS support improvements for the in-development Ubuntu 20.10, Zsys 0.5 has been tagged and landing in the "Groovy Gorilla" repository for this ZFS daemon spearheaded by Canonical developers.

4 Hours Ago - Ubuntu - Zsys 0.5 - Add A Comment

2 June

iXsystems Announces TrueNAS SCALE As A Linux-Based Offering

While iXsystems has been known as one of the leading FreeBSD-focused vendors with their various BSD-powered storage devices and servers as well as contributing significantly to upstream FreeBSD in addition to their former work on TrueOS/PC-BSD, they are now developing a new platform called TrueNAS SCALE that is based on Linux.

2 June 04:03 PM EDT - BSD - iXsystems - 7 Comments
PHP 8.0 JIT Is Offering Very Compelling Performance Ahead Of Its Alpha

With the PHP 8.0 schedule putting the first alpha release for the middle of June, I've been trying out its latest Git state in recent days for looking at its performance as well as when enabling its brand new JIT (Just In Time) compiler support that is new to PHP8. The results are quite compelling and here are metrics going back to the days of PHP 5.4 for comparison.

2 June 10:00 AM EDT - Software - 12 Comments
Kernel Advancements, Microsoft Linux News Kept Open-Source Fans Entertained In May

During the month of May on Phoronix were 252 original news articles and 20 featured Linux hardware reviews / benchmark specials written by your's truly. This included some surprising announcements from Microsoft, Linux 5.7 getting wrapped up and Linux 5.8 features being firmed up ahead of the now-open merge window, AMD Renoir mobile being a big success, and other milestones for open-source software.

2 June 05:00 AM EDT - Phoronix - May 2020 - 1 Comment

1 June

AMD Ryzen 5 4500U Benchmarks - Previously Unimaginable Performance For Sub-$600 Laptops

A few weeks back I began delivering Ryzen 7 4700U Linux laptop benchmarks for this 8-core Zen 2 mobile CPU with Vega graphics. The results have been very good and the support is in good shape with the latest Linux kernel, but many have been wondering about the Ryzen 5 4500U. The Ryzen 5 4500U is beginning to appear in several $500~600 USD laptops and offers six cores. Here are benchmarks and initial impressions with the Lenovo Flex 5 that features a 14-inch 1080p display, 16GB dual channel memory, 256GB SSD, and the Ryzen 5 4500U all for just $599!

1 June 02:00 PM EDT - Processors - 48 Comments

31 May

A New Kernel Patch Is Being Discussed That's Needed For Newer Windows Games On Wine

Newer Windows games/applications are making use of system call instructions from the application code without resorting to the WinAPI and that is breaking Wine emulation support. A Linux kernel patch is now being worked on for addressing this issue in the form of system call isolation based on memory areas while having a smaller performance hit than alternatives.

31 May 09:25 AM EDT - Linux Kernel - Syscall Isolation Based On Memory Areas - 34 Comments

30 May

The Ongoing CPU Security Mitigation Impact On The Core i9 10900K Comet Lake

At least for the workloads tested this round, when booting the new Intel Core i9 10900K "Comet Lake" processor with the software-controlled CPU security mitigations disabled, the overall performance was elevated by about 6% depending upon the workload. Here is a look at the out-of-the-box security mitigations for this new Intel desktop CPU against foregoing the default CPU security mitigations and running an unprotected configuration to see what the pre-Spectre performance looks like.

30 May 04:00 PM EDT - Computers - 15 Comments
The Generic USB Display Driver Taking Shape For Linux 5.9~5.10

One of the interesting new happenings in the Direct Rendering Manager (DRM) driver space is a Generic USB Display stack including a USB gadget driver that together allow for some interesting generic USB display setups. This work was motivated by being able to turn a $5 Raspberry Pi Zero into a USB to HDMI display adapter.

30 May 07:00 AM EDT - Hardware - Generic USB Display - 11 Comments
Steam Ironing Out Shader Pre-Caching For Helping Game Load Times, Stuttering

Valve developers have been working on Vulkan shader pre-caching with their latest Steam client betas to help in allowing Vulkan/SPIR-V shaders to compile ahead of time, letting them be pre-cached on disk to allow for quicker game load times and any stuttering for games that otherwise would be compiling the shaders on-demand during gameplay, especially under Steam Play.

30 May 06:29 AM EDT - Valve - Vulkan Shader Pre-Caching - 14 Comments

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