Latest Linux and open source news from around the web

Filtering: Phoronix ✕
SanDisk 128GB Extreme microSD Sponsored · View on Amazon → UNIX and Linux System Administration Handbook Sponsored · View on Amazon →
Phoronix

Linux Dealing With Apple's Wild Mess Of Sensors On Apple Silicon SoCs

While there has been the Apple System Management Controller "SMC" hardware monitoring driver with the intent on exposing battery/power stats as well as thermal and more for Apple Silicon SoCs on Linux, it hasn't yet been working out properly on the mainline kernel. Between missing Device Tree nodes to the hodgepodge mess of sensors between the different Apple M-Series SoCs, it's a mess...

Phoronix

"Light" GRUB Alternative Package For Confidential Computing Approved For Fedora 45

A month ago there was a change proposal raised for offering a "light" version of the GRUB2 bootloader for use in confidential computing environments. While there were some differing views on the matter for this alternative, stripped-down GRUB package as opposed to just using other bootloaders like systemd-boot, ultimately, the proposal is now approved...

Phoronix

Graviton5 Outperforming Intel Xeon Granite Rapids But Falls Short Of AMD EPYC Turin

Following the recent GA of the AWS M9g series as the first instances powered by the new Graviton5 CPUs, I recently ran benchmarks looking at Graviton4 vs. Graviton5 CPU performance. There was very nice generational gains for the new AWS Graviton processors with the shift from Arm Neoverse-V2 to Neoverse-V3 cores and from DDR5-5600 to DDR5-8800 memory, among other improvements. For those wondering how the Graviton5 ARM server processors compare to AMD EPYC and Intel Xeon, here are some additional comparison data points from the Amazon EC2 cloud.

Phoronix

Reworked System Call Entry Handling Slated For Linux 7.3

Stemming from looking at a proposed Linux kernel patch to alter the Linux kernel's system call number handling, veteran Linux kernel developer Thomas Gleixner went down a rabbit hole of the kernel's system call entry handling to make a number of clean-ups and improvements to the code. That rework to the system call entry handling is now expected to land for the Linux 7.3 kernel cycle...