Svobodný software

It was just a few weeks ago that Intel open-sourced the SVT-AV1 project as a CPU-based AV1 video encoder. In the short time since publishing it, there's already been some significant performance improvements...

[čtení do minuty] Na pondělí jsme pro vás připravili reportáž z instalace mikrovlnného spoje na hotelové střeše. Už teď se ale můžete podívat na fotografie z instalace 80GHz spoje, který přenese dvakrát gigabit.

[čtení do minuty] Když chlap přinese ženské kytku, v jejím mozku se spustí masivně-paralelní výpočet, který za 20ms vybere z více možností tu pravou. Chlapi, smiřme se s tím, že naše jednovláknové hierarchické myšlení nemá šanci.

The second bi-weekly development release following last month's stable debut of Wine 4.0 is now available for testing...

Mir 1.1 was released back in December as the first post-1.0 feature update while now preparing for release is the Mir 1.1.1 maintenance milestone...

The Linux Vendor Firmware Service (LVFS), which serves up system BIOS/firmware files from many different vendors as well as various devices so that hardware can see firmware updates under Linux and be updated via Fwupd, has served up more than five million firmware images...

Announced at the end of January was the Samsung 970 EVO Plus as the first consumer-grade solid-state drive with 96-layer 3D NAND memory. The Samsung 970 EVO NVMe SSDs are now shipping and in this review are the first Linux benchmarks of these new SSDs in the form of the Samsung 970 EVO Plus 500GB MZ-V7S500B/AM compared to several other SSDs on Linux.

For those using the Virgl3D driver stack for having OpenGL acceleration within KVM guest VMs with VirtIO-GPU that is then accelerated by hosts, there are performance optimizations that have just landed in the Mesa 19.1 development code...

The Nouveau kernel driver has queued patches for introducing Shared Virtual Memory (SVM) support for this open-source NVIDIA driver as a step forward to its OpenCL/compute opportunities...

The Linux 5.1 kernel is bringing a new driver_async_probe= option for specifying a list of drivers that can be probed asynchronously to speed-up the boot process...

There's no shortage of quirky HID hardware out there. With the upcoming Linux 5.1 kernel cycle will be more fixes/workarounds for such consumer devices...

[čtení do minuty] Vývojáři představili novou verzi prohlížeče Opera, která vyjde s číslem 59. Nese kódové označení R3 (reborn 3) a přináší nový grafický vzhled. Ten dohání současný trend: ostré hrany a minimalismus.

It's sure been a busy week in the Intel open-source graphics driver space... The latest improvement is a patch series providing better context restoration in the case of GPU hangs...

Under a late change proposal for Fedora 30, the DNF package manager's "best" mode might be enabled by default...

Following a small delay, Ubuntu 18.04.2 LTS is now available as the latest point release to the Bionic Beaver for a Valentine's Day debut...

[11 minut čtení] Proč vám můžou při špatné konfiguraci připojení k síti eduroam uniknout přihlašovací údaje? Jak má vypadat dostatečně bezpečné heslo? Co má správce dělat při detekci phishingu? Nejen o tom se mluvilo na BSS19. Poslední lednový den proběhl Seminář o bezpečnosti sítí a služeb pořádaný sdružením CESNET. Hovořilo se o aktuálních bezpečnostních problémech, hrozbách a technologiích k jejich řešení. O jednom z tématu jsme vydali samostatný článek, zbytek zápisků z toho nejpodstatnějšího, co na semináři zaznělo, se dočtete v tomto textu.

The Intel DRM/KMS kernel driver will soon see PSR2 panel self refresh capabilities enabled by default for allowing more power-savings on Intel-powered ultrabooks/notebooks...

The Panfrost Gallium3D driver that was recently merged into Mesa 19.1 will soon have better support for the Mali T600/T700 series graphics...

Yesterday's patches introducing RadeonSI primitive culling via async compute yielded promising initial results, at least for the ParaView workstation application. I've been running some tests of this new functionality since yesterday and have some initial results to share on Polaris and Vega...

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