Hei, Habr. For tiden er jeg kursleder for «Nettverksingeniør» ved OTUS. I forkant av starten på det nye kullet for kurset «Nettverksingeniør» har jeg forberedt en artikkelserie om VxLAN EVPN-teknologi. Det finnes et stort antall ressurser om VxLAN EVPN, derfor ønsker jeg å samle ulike oppgaver og metoder for å løse oppgaver i moderne datasentre. I den første delen av serien […]
Weather Deity by Remarin. Mail.ru Cloud Solutions team offers a translation of an article by engineer Rahul Bhatia from Clairvoyant about the types of file formats in big data, the most common functions of Hadoop formats, and which format is best to use. Why are different file formats needed? A serious bottleneck in the performance of applications supporting HDFS, such as MapReduce and […]
The release of the free 3D modeling package Blender 2.83 has been announced, which includes over 1250 bug fixes and improvements, prepared over three months since the release of Blender 2.82. The focus of the new version was on performance optimization — speeding up undo, sketch pencil, and rendering preview. Adaptive sampling support has been added in the Cycles engine. New sculpting tools have been added […]
Oracle has released a maintenance update for the VirtualBox virtualization system, version 6.1.10, which includes 7 fixes. The main changes in release 6.1.10: In additions for guest systems and host environments, support for Linux kernel 5.7 has been ensured; Sound input and output are disabled by default in the settings when creating new virtual machines; In guest additions, resizing support has been established […]
Valve has announced the release of the Proton 5.0-8 project, which is based on the advancements of the Wine project and aims to enable the launch of gaming applications created for Windows on Linux, presented in the Steam catalog. The project's developments are distributed under the BSD license. Proton allows direct launching of gaming applications provided only for Windows in the Linux Steam client. The package includes a DirectX implementation […]
A transcript of the 2015 report by Alexei Lesovsky titled 'Deep dive into PostgreSQL internal statistics.' Disclaimer from the report author: I would note that this report dates back to November 2015 — more than 4 years have passed, and a lot of time has gone by. The version discussed in the report, 9.4, is no longer supported. In the past 4 years, 5 new releases have come out with a lot of innovations and improvements […]
For six months, we have presented explain.tensor.ru — a public service for parsing and visualizing SQL query plans for PostgreSQL. Over these past months, we delivered a report about it at PGConf.Russia 2020, prepared a summary article on speeding up SQL queries based on the recommendations it provides... but most importantly, we collected your feedback and observed real use cases. Now we are ready […]
Google has added a new feature to its Gboard keyboard for Android, aimed at emoji lovers. A whole new panel — the Emoji Bar — has been introduced for quick access to the most frequently used emojis, where users will find their favorite emoticons. Naturally, if the feature turns out to be not very useful or if the virtual keyboard takes up too much space, this panel can be hidden or reset. It seems that […]
An experimental release of the open implementation of WinAPI — Wine 5.10 — has taken place. Since the release of version 5.9, 47 bug reports have been closed and 395 changes have been made. The most significant changes include: continued development of the WineD3D backend based on the Vulkan graphics API; an initial implementation of a separate shared library for Unix (.so) for NTDLL; improved support for drivers of Windows kernel from anti-cheat systems […]
The release of the web browser Pale Moon 28.10 has been introduced, diverging from the Firefox codebase to ensure higher performance, maintain a classic interface, minimize memory consumption, and provide additional customization options. Pale Moon builds are available for Windows and Linux (x86 and x86_64). The project code is distributed under the MPLv2 (Mozilla Public License). The project adheres to a classic interface organization, without […]
The support period for LTS Linux kernels 5.4 and 4.19, maintained by Greg Kroah-Hartman and Sasha Levin, has been extended until December 2025 and 2024, respectively. Linux kernel 4.19 is used in Debian 10, considered by Google as the base for the universal Android kernel, and is shipped with the Android 10 platform, while kernel 5.4 is used in Ubuntu […]
5. juni ble utgivelsen av Wine 5.10. Wine er et lag for kompatibilitet for Windows-applikasjoner med POSIX-kompatible operativsystemer, som oversetter Windows API-kall til POSIX-kall på farten i stedet for å emulere Windows-logikk som en virtuell maskin. I tillegg til mer enn 47 feilrettinger i bugtrackeren, inkluderer den nye utgivelsen: Utviklingen av backend WineD3D på Vulkan fortsetter. Arbeidet med et eget UNIX-bibliotek for NTDLL har startet. Forbedret […]
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