Blog Section
Many are familiar with the PostgreSQL DBMS, and it has proven itself well in small installations. However, the trend toward transitioning to Open Source has become increasingly evident, even when it comes to large companies and enterprise requirements. In this article, we will discuss how to integrate Postgres into a corporate environment and share our experience in creating a backup system (BRS) for this […]
The Astra Linux group of companies plans to allocate 3 billion rubles for investments in shares of companies, joint ventures, and grants for small developers who are developing niche solutions for the Linux-based software stack. These investments will help address the issue of functionality gaps in the domestic software stack, necessary to solve the problems of various corporate and governmental enterprises. The company intends to build a complete technical […]
The release of KnotDNS 3.0.0 has been published, a high-performance authoritative DNS server (the resolver is implemented as a separate application) that supports all modern DNS capabilities. The project is developed by the Czech name registry CZ.NIC, written in the C programming language, and distributed under the GPLv3 license. KnotDNS is distinguished by its focus on high-performance query processing, employing a multithreaded, mostly non-blocking implementation, which scales well on […]
The Funkwhale project has released its first stable version. As part of this initiative, a free server is being developed, written in Python using the Django framework, for hosting music and podcasts, which can be accessed through a web interface, clients that support Subsonic API, or the native Funkwhale API, and from other Funkwhale instances using the ActivityPub federated network protocol. User interaction with audio happens […]
These days, everyone has written about blockchain technology, cryptocurrencies, and how cool they are. However, this article will not extol the virtues of this technology; it will focus on its drawbacks and ways to address them. While working on one of the projects at Altirix Systems, the task of providing secure, censorship-resistant data verification from external sources for blockchain arose […].
The release of the Zorin OS 15.3 Linux distribution has been announced, based on the Ubuntu 18.04.5 package base. The target audience for the distribution is beginner users accustomed to working in Windows. To customize the appearance, the distribution offers a special configurator that allows the desktop to resemble different versions of Windows, and it includes a selection of applications similar to those familiar to Windows users. The size of the bootable iso image […]
In episode 122 of the SDCast podcast (mp3, 71 MB, ogg, 52 MB), there was an interview with Georgy Melikov, a contributor to the OpenZFS and ZFS on Linux projects. The podcast discusses how the ZFS file system is structured, its features and differences from other file systems, what components it consists of, and how it operates. Source: opennet.ru
Stabilized release 3.0 of the Portage package manager for the Gentoo distribution. New features: Support for Python 2.7 has been removed. Now only version 3.2 and higher is supported. Calculations have been significantly accelerated due to optimizations and caching results of the catpkgsplit and use_reduce functions. Reports indicate approximately 50-60% gains when building the "world". Source: linux.org.ru
Hello, Habr! Today we present to your attention a translation of a complex article on implementing distributed locks using Redis and discuss the prospects of Redis as a topic. The analysis of the Redlock algorithm by Martin Kleppmann, author of the book 'Designing Data-Intensive Applications', is provided here. Distributed locks are a very useful primitive used in many environments where different processes need to work on shared resources […]
Greetings to the readers of our blog! We are already somewhat familiar – my English posts have appeared here translated by my dear colleague polarowl. This time, I decided to reach out directly to the Russian-speaking audience. For my debut, I wanted to find a topic interesting to as wide an audience as possible, requiring detailed consideration. Daniel Defoe claimed that everyone is faced with death and taxes. […]
This is the third article in the series 'Writing a Telegram Bot in R'. In the previous publications, we learned to create a Telegram bot, send messages through it, and added commands and message filters to the bot. Therefore, before proceeding to read this article, I highly recommend familiarizing yourself with the previous ones, as I will not be stopping to explain previously covered basics […]
On the eve of Knowledge Day, NII SOKB held an open house at its data center SafeDC for customers, who saw firsthand what we will discuss next under the cut. The SafeDC data center is located in Moscow on Scientific Avenue, on the underground floor of a business center at a depth of ten meters. The total area of the data center is 450 sq.m, with a capacity of 60 racks. Power supply is organized […]