Open-source News

AMD Engineers Held Several Interesting Talks At This Week's Linux Conferences

Phoronix - Thu, 09/15/2022 - 21:35
While we are used to seeing Intel engineers dominating the speaker lists at various Linux events around the world, it's been a number of years since AMD engineers held multiple presentations like they did this week for the Linux Plumbers Conference and now the Open-Source Summit EU taking place in Dublin, Ireland...

"Nest" Is An Interesting New Take On Linux Kernel Scheduling For Better CPU Performance

Phoronix - Thu, 09/15/2022 - 18:11
There has been a number of different efforts in recent time to further enhance the Linux kernel's scheduler to better adapt to modern hardware architectures whether it be for Intel hybrid CPU designs, adapting to new CPU cache configurations, or just better scaling with today's ever-increasing core counts. Another scheduler effort detailed this week is "Nest" that aims to keep tasks on "warm cores" with hopes of lower latency due to being already at higher clock/performance states and ideally operating at an optimal turbo/boost frequency. The Nest developers find that their scheduler "improves performance 10%-2x and can reduce energy usage" with modern hardware...

CUPS 3.0 Continues Being Crafted To Overhaul Linux Printing

Phoronix - Thu, 09/15/2022 - 17:25
Ever since OpenPrinting took over CUPS upstream from Apple, this widely-used, open-source print server has been back to having a vibrant future. CUPS development ceased at Apple and there wasn't much going on until last year when CUPS founder Michael Sweet and OpenPrinting provided new life to the project...

Intel Working On Energy Aware Scheduling For x86 Hybrid CPUs

Phoronix - Thu, 09/15/2022 - 17:00
For a number of years Arm CPUs on the mainline Linux kernel have supported Energy Aware Scheduling (EAS) as a means of providing the kernel's scheduler with the information to influence its scheduling decisions based on the estimated energy consumed by the CPU cores. EAS employs an energy model for helping to place tasks between the big.LITTLE cores for optimal energy efficiency and a minimal impact on throughput. Intel has been working to eventually support Energy Aware Scheduling on their x86 hybrid CPUs too...

Cemu 2.0-2 Released For This Open-Source, Linux-Supported Wii U Emulator

Phoronix - Thu, 09/15/2022 - 16:52
Released last month was Cemu 2.0 as open-source software and with Linux support for this Nintendo Wii U emulator that for years has been in development but up to that point closed-source and Windows-only. Cemu 2.0 continues advancing with another bug-fixing update out today...

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