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Graphics: ASTC, RADV, AMDGPU, Igalia

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Graphics/Benchmarks
  • ASTC Texture Compression License Turns Out To Be Restrictive Outside Of Khronos APIs

    The lossy ASTC texture compression algorithm has been widely adopted in recent years with it being official extensions to both OpenGL and OpenGL ES. While it may not be as messy as the S3TC patent situation of the past, it turns out Arm's license on Adaptive Scalable Texture Compression actually is quite restrictive outside of the context of Khronos' APIs.

  • RADV Vulkan Driver Picks Up Several GFX10/Navi Fixes, Including To Address Random Hangs

    If you are a user of AMD Radeon RX 5700 "Navi" graphics and don't mind riding Mesa Git, the latest 19.3-devel code as of yesterday has several more GFX10 fixes/improvements.

    Perhaps most notable is this possible fix with random hangs no longer happening on Navi GPUs. But Valve's Samuel Pitoiset isn't too sure if the code in question fixed the issue, just that random hangs no longer happen now with RADV on these newest Radeon graphics cards.

  • AMDGPU Submits LRU Bulk Moves Support As A Linux 5.4 "Fix" For Better Performance

    While initially queued as a work-in-progress feature for Linux 5.5, AMD has now submitted a batch of "fixes" to the current Linux 5.4 cycle that include enabling of the LRU bulk moves performance-boosting functionality.

    Just last week that revert / enabling of LRU bulk moves for AMDGPU was queued in the 5.5 "WIP" branch while on Wednesday it was mailed in as part of the "fixes" targeting the current Linux 5.4 cycle now past its merge window. LRU bulk moves can yield some measurable performance wins for multiple types of workloads but was disabled previously over bugs that were corrected back in Linux 5.0 but then seemingly lost track of with the feature only coming up for re-enabling as of this summer.

  • Igalia Is Working On "mediump" Support For Mesa To Help With OpenGL ES Performance

    Igalia is working on supporting OpenGL ES' GLSL marking of variables as "mediump" when the precision involving those variables can be lowered to half-float 16-bit registers. That in turn can help with performance when honoring that precision marking, which to date Mesa has ignored.

    It turns out Igalia has been working on that Mediump support for Mesa's OpenGL ES with a focus on the Freedreno Gallium3D driver. Interestingly, it's under contract for Google -- they sure are ramping up their work on this open-source Qualcomm Adreno driver. Besides employing developers like Freedreno founder Rob Clark and former Broadcom VC4/V3D developer Eric Anholt, they are also contracting Igalia as part of the Freedreno effort.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.