Open-source News

Intel Updates Alder Lake Tuning For GCC, Reaffirms No Official AVX-512

Phoronix - Wed, 11/10/2021 - 20:04
Posted last year for introduction in the GCC 11 stable compiler released earlier this year was the initial Alder Lake "alderlake" target. Now that Intel 12th Gen Core "Alder Lake" processors are officially out, Intel engineers have updated their Alder Lake tuning for the GNU Compiler Collection to yield more efficient performance with GCC 12 due out in Q2'2022...

DirectIO For OpenZFS Is Showing Very Promising Performance

Phoronix - Wed, 11/10/2021 - 19:05
Running the past two days was the annual OpenZFS Developer Summit. One of the most interesting presentations from this virtual event was on the status of DirectIO (O_DIRECT) support for the OpenZFS file-system and the performance boost it can offer in relevant areas...

Mesa 22.0 Zink Speeds Up OpenGL-Over-Vulkan On CPUs

Phoronix - Wed, 11/10/2021 - 18:42
While there is already LLVMpipe Gallium3D for software acceleration of OpenGL on CPUs within Mesa, if wanting to increase the layers of abstraction you could also use Zink for OpenGL over Vulkan and by way of Lavapipe have that software accelerated on the CPU. With Mesa 22.0-devel, that route of Zink on CPUs is now faster...

Improved Retpoline Code In The Linux 5.16 Kernel

Phoronix - Wed, 11/10/2021 - 17:40
Merged last week into the Linux 5.16 kernel is improved Retpoline "return trampoline" code...

Transfer files between your phone and Linux with this open source tool

opensource.com - Wed, 11/10/2021 - 16:01

Are you looking for a way to quickly copy files from your iPhone or Android mobile device to your Linux computer or from your Linux computer to your devices? I recently discovered an open source application that's easy to install and makes transferring files as simple as a QR code.

The qrcp project provides a command that generates a QR code in your terminal that allows you to send or receive files to your computer over the network.


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How Knative unleashes the power of serverless

opensource.com - Wed, 11/10/2021 - 16:00

Knative is an open source project based on the Kubernetes platform for building, deploying, and managing serverless workloads that run in the cloud, on-premises, or in a third-party data center. Google originally started it with contributions from more than 50 companies.

Knative allows you to build modern applications which are container-based and source-code-oriented.


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Leading from open: How military veterans view open culture at Red Hat

Red Hat News - Wed, 11/10/2021 - 13:00

Red Hat’s culture is built on the open source principles of transparency, collaboration and inclusion, where the best ideas can come from anywhere and anyone. You might not immediately think that this culture has a lot of overlap with that of the military, which may appear to be hierarchical and rely on command and control, but Red Hatters from our Military Veterans Diversity and Inclusion Community would disagree. 

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