ProHoster > Articles on: Yuri Gagarin

Author: Yuri Gagarin

A technical specialist at ProHoster with over six years of experience in server administration, VPN solutions, and network security. I manage infrastructure setup and support, monitor service stability, and implement solutions to protect client data. I also contribute to performance optimization and compliance with modern security and privacy requirements.

Release of nginx 1.19.2 and njs 0.4.3

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The release of the main branch of nginx 1.19.2 has been formed, continuing the development of new features (only changes related to fixing serious bugs and vulnerabilities are made in the parallel stable branch 1.18). Key changes: Keepalive connections are now starting to close before exhausting all available connections, and corresponding warnings are reflected in the log. An optimization for reading the client’s request body has been implemented when using chunked transfer. […]

Remote vulnerability in Intel server motherboards with BMC Emulex Pilot 3

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Intel has reported the elimination of 22 vulnerabilities in its server motherboards, server systems, and compute modules firmware. Three vulnerabilities have been assigned a critical level (CVE-2020-8708 — CVSS 9.6, CVE-2020-8707 — CVSS 8.3, CVE-2020-8706 — CVSS 4.7), manifesting in the firmware of the Emulex Pilot 3 BMC controller used in Intel products. These vulnerabilities allow unauthorized access without authentication […]

Release of QEMU emulator 5.1

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The release of the QEMU project 5.1 has been presented. As an emulator, QEMU enables the execution of programs built for one hardware platform on a system with a completely different architecture, for example, running an ARM application on an x86-compatible PC. In virtualization mode, the performance of code execution in an isolated environment is close to that of a native system due to direct execution of instructions on the CPU and utilization of […]

Typical Scenarios in Continuous Integration

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Have you studied Git commands but want to understand how continuous integration (CI) happens in reality? Or perhaps you want to optimize your daily actions? This course will provide you with practical continuous integration skills using a GitHub repository. This course is not designed as a wizard that you can simply click through; on the contrary, you will be performing the same actions […]

Will Cisco SD-WAN cut the branch it’s sitting on, which is DMVPN?

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Since August 2017, when Cisco acquired Viptela, Cisco SD-WAN has become the main technology for organizing distributed corporate networks. Over the past three years, the SD-WAN technology has undergone numerous changes in both qualitative and quantitative aspects. This has significantly expanded its capabilities and added support on traditional routers such as Cisco ISR 1000, ISR 4000, ASR 1000, and […]

WordPress 5.5 Release (Eckstine)

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The 5.5 version of the WordPress content management system has been released, named "Eckstine" in honor of jazz musician Billy Eckstine. The main changes involve improvements in speed, search optimization, and enhanced security: Better page loading speed using lazy loading technology (asynchronous loading that saves time, traffic, and battery life when browsing on mobile devices). A new sitemap.xml file is provided for search engines. […]

How to build a hybrid cloud with Kubernetes that can replace DBaaS

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My name is Pyotr Zaitsev, I am the CEO and founder of Percona, and I want to talk about how we transitioned from open-source solutions to Database as a Service; what approaches exist for deploying databases in the cloud; how Kubernetes can replace DBaaS by eliminating vendor lock-in while maintaining the simplicity of a DBMS as a service. This article is based on a presentation at the @Databases Meetup […]

Automation of computer classroom maintenance with PowerShell

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For several years now, I have been supporting 10 workstations in the university running on Microsoft Windows 8.1. Primarily, this support involves installing necessary software for the educational process and ensuring overall functionality. Each workstation has 2 users: Administrator and Student. The Administrator has full control, while the Student cannot install software. To avoid overburdening myself […]

Release of GhostBSD 20.08

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The release of the desktop-oriented GhostBSD 20.08 distribution is now available, built on the TrueOS platform and offering the MATE desktop environment. By default, GhostBSD uses the OpenRC initialization system and the ZFS file system. It supports both Live mode and installation on a hard drive (using the custom ginstall installer, written in Python). Boot images are created for the x86_64 architecture (2.5 GB). […]

Emacs 27.1

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It has happened, brothers and sisters! The long-awaited (no joke — the release process took so long that even the developers started joking about it in the emacs-devel mailing list) release of the emacs-lisp execution system, which implements a text editor, file manager, email client, package management system, and various other functions. In this release: built-in support for arbitrary-sized integers (Emacs has a great […]

Sending Nginx json logs using Vector to Clickhouse and Elasticsearch

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Vector, designed for collecting, transforming, and sending logs, metrics, and event data. → Github Written in Rust, it features high performance and low memory consumption compared to its counterparts. Additionally, considerable attention has been given to correctness features, specifically the ability to buffer unsent events on disk and file rotation. Architecturally, Vector […]

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