Open-source News

Wayland 1.19 Released With Small Protocol Updates, Fixes

Phoronix - Thu, 01/28/2021 - 09:38
Wayland 1.18 released back in February 2020 while now nearly one year later it's been succeeded by Wayland 1.19...

Experimental Patches Allow For New Ioctls To Be Built Over IO_uring

Phoronix - Thu, 01/28/2021 - 07:12
IO_uring continues to be one of the most exciting technical innovations in the Linux kernel in recent years not only for more performant I/O but also opening up other doors for new Linux innovations. IO_uring has continued adding features since being mainlined in 2019 and now the newest proposed feature is the ability to build new ioctls / kernel interfaces atop IO_uring...

AMD Schedutil vs. Performance Governor Benchmarks On Linux 5.11 Shows More Upside Potential

Phoronix - Thu, 01/28/2021 - 04:10
With a pending patch, the Linux 5.11 AMD Zen 2 / Zen 3 performance is looking very good as far as the out-of-the-box performance is concerned when using Schedutil as is becoming the increasingly default CPU frequency scaling governor on more distributions / default kernels. With the previously noted Linux 5.11 regression addressed from when the AMD CPU frequency invariance support was first introduced, the Schedutil performance from small Ryzen systems up through big EPYC hardware is looking quite good. But how much upside is left in relation to the optimal CPU frequency scaling performance with the "performance" governor? Here is a look at those benchmarks on Ryzen and EPYC for Schedutil vs. Performance on a patched Linux 5.11 kernel.

Linux 5.12 Bringing VRR / Adaptive-Sync For Intel TIger Lake / Xe Graphics

Phoronix - Thu, 01/28/2021 - 01:19
Finally with the upcoming Linux 5.12 cycle is support for Variable Rate Refresh (VRR) / Adaptive-Sync for Intel Tiger Lake "Gen12" Xe Graphics and newer...

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