Open-source News

Java Throughput/Latency & Power Efficiency Tuning For AMD EPYC Turin

Phoronix - Sun, 12/15/2024 - 23:00
Last month I looked at the impact of AMD's BIOS tuning guide on AI / machine learning workloads for new 5th Gen EPYC "Turin" processors. In today's article I am looking at the performance and power efficiency impact of AMD EPYC 9005 series processors with AMD's BIOS tuning recommendations for Java workloads on Linux.

Linux Fixing A "Hilarious/Revolting Performance Regression" Around Intel KVM Virtualization

Phoronix - Sun, 12/15/2024 - 21:55
It's not too often that "fixes" to the Kernel-based Virtual Machine (KVM) are noteworthy but today is an interesting exception with among the KVM fixes sent in today ahead of the Linux 6.13-rc3 tagging is for beginning to deal with a "hilarious/revolting" performance regression affecting recent generations of Intel processors. This performance regression won't be fully worked around until Linux 6.14 but at least there is an interim step in place once the code is merged later today...

Xfce 4.20 Desktop Released With Wayland Improvements & New Features

Phoronix - Sun, 12/15/2024 - 19:34
After roughly two years of development the Xfce 4.20 lightweight desktop has been released ahead of the year end holidays...

Btrfs Working On RAID1 Round-Robin Read Balancing

Phoronix - Sun, 12/15/2024 - 19:20
It's been a while since there has been anything new to report on the Btrfs file-system's built-in RAID functionality but that is changing with RAID1 round-robin read balancing...

Linux 6.14 To Add Sensor Monitoring For A ~$180 ASRock AM5 Motherboard

Phoronix - Sun, 12/15/2024 - 19:06
In addition to Linux 6.14 set to add sensor monitoring support for the ASUS TUF GAMING X670E PLUS, another lower-cost AMD AM5 motherboard is also set to see sensor monitoring support with this next version of the Linux kernel...

Linux 6.6.66 LTS Kernel Released With New Hardware Support & Many Fixes

Phoronix - Sun, 12/15/2024 - 06:15
Linux 6.6.66 was released today alongside other updated Long Term Support (LTS) kernel versions...

Some Qualcomm CPUs Left Exposed To Spectre Vulnerabilities On Mainline Linux

Phoronix - Sun, 12/15/2024 - 04:09
Some Qualcomm processors/SoCs on the mainline Linux kernel are left vulnerable to Spectre security issues since Qualcomm hasn't upstreamed patches for properly treating affected CPU cores to their relevant mitigations. But a new patch series from a Google engineer is working to get those Qualcomm CPU security mitigations in order...

Intel P-State Energy Aware Scheduling Patches Updated For Lunar Lake

Phoronix - Sat, 12/14/2024 - 22:27
As covered last month on Phoronix, Intel has been experimenting with Energy Aware Scheduling (EAS) for the Intel P-State driver with a goal of enhancing the power efficiency of Core Ultra "Lunar Lake" processors. Recently a second iteration of that work was posted for review ahead of possible inclusion in a future version of the Linux kernel...

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