Open-source News

Benchmarking AMD Zen 3 With Predictive Store Forwarding Disabled

Phoronix - Mon, 04/05/2021 - 00:19
This past week AMD published a security analysis of AMD Zen 3's new Predictive Store Forwarding (PSF) functionality. In there they did acknowledge there is the possibility where bad PSF functionality could lead to a side-channel attack albeit the real-world exposure would be quite low. In any case they are allowing interested users to disable the Predictive Store Forwarding functionality, but what they didn't comment on in that paper was what performance overhead to expect if disabling PSF. So my Easter weekend turned into AMD Zen 3 PSF benchmarking.

Arch Linux's Install Media Adds "Archinstall" For Quick/Easy Installations

Phoronix - Sun, 04/04/2021 - 19:09
This month's Arch Linux install media update now provides "archinstall" as the guided installer for Arch Linux for those preferring a quick and easy route for deploying Arch Linux...

PHP 8.1 Feature Work Includes Adding Enums, Fsync Function

Phoronix - Sun, 04/04/2021 - 18:06
While most haven't even moved to PHP 8.0 yet in their Linux distribution default packages let alone in production environments, PHP 8.1 is under development and like clockwork should be out around the end of November as usual for their yearly release dance. In two months already the PHP 8.1 alpha releases should start up...

Ubuntu 21.04 Testing Week Continues For Taming The Hirsute Hippo

Phoronix - Sun, 04/04/2021 - 12:00
Kicked off this past Thursday and running through 7 April is the Ubuntu 21.04 "Testing Week" for helping to test the new changes and catch any remaining issues with there being now just three weeks to go to the final release...

FreeBSD 13.0-RC5 Released Due To Lingering Bugs

Phoronix - Sun, 04/04/2021 - 00:13
FreeBSD 13.0 was supposed to be out by the end of March but a bumpy past few weeks has led to extra release candidates. Out this weekend is FreeBSD 13.0-RC5 for what might now be the final test release...

READFILE System Call Rebased For More Efficient Reading Of Small Files

Phoronix - Sat, 04/03/2021 - 20:34
The past year there has been work led by Greg Kroah-Hartman on a "READFILE" system call for efficiently reading small files such as for data exposed via sysfs. While not yet mainlined, this week the patches for this new system call were re-based giving us hope that perhaps we'll see it with Linux 5.13...

KDE Starts April By Landing KHamburgerMenu

Phoronix - Sat, 04/03/2021 - 18:06
The pandemic is still not showing any signs of slowing down KDE development but with the new month brings more changes and improvements to this open-source desktop...

OBS Studio 27.0-rc1 Released With Wayland Support, Undo/Redo

Phoronix - Sat, 04/03/2021 - 17:29
For those making use of OBS Studio for screen capturing or streaming from your desktop, the OBS Studio 27.0 release is on the way and it's a big one...

Pages