Blog Section
At Red Hat Summit 2019, a new version of the RHEL distribution based on Fedora 28 was introduced. This release is the last in the series created without the direct involvement of Red Hat's owner, IBM. Noteworthy new features include Wayland now being the default protocol for the GNOME desktop environment. Application Streams is a system for delivering various software versions (as modules […]
Red Hat has released version 8 of the Red Hat Enterprise Linux distribution. Installation builds are prepared for x86_64, s390x (IBM System z), ppc64le, and Aarch64 architectures, but are only available for download by registered users of the Red Hat Customer Portal. The source code of the rpm packages for Red Hat Enterprise Linux 8 is distributed through the CentOS Git repository. The distribution will be supported at least until 2029. […]
The military-industrial company AerialX from Vancouver, Canada, specializing in the manufacture of unmanned aerial vehicles, has developed the AerialX kamikaze drone, which will help prevent terrorist acts involving drones. AerialX CEO Noam Kenig describes the new device as a "hybrid of a missile and a quadcopter." Essentially, it's a kamikaze drone that looks like a miniature missile but has the maneuverability of a quadcopter. With a takeoff weight of 910 grams, this pocket-sized […]
The medieval network slasher Mordhau has attracted a large audience for an independent game. The studio Triternion announced on the official website that sales of the new title reached 500,000 copies in just over a week. The developers admitted that the launch was not entirely smooth, as there were regular server issues due to the high number of users. The team continues to fix bugs and work towards stabilizing Mordhau […]
A short story about fio and etcd The performance of the etcd cluster largely depends on the performance of its storage. etcd exports some metrics to Prometheus to provide the necessary information about storage performance. For example, the metric wal_fsync_duration_seconds. The etcd documentation states that for the storage to be considered fast enough, the 99th percentile of this metric should be less than 10 ms. If you plan to run […]
A brief note: this lab is synthetic. Some tasks described here can be performed much more simply, but since the purpose of the lab is to familiarize oneself with the functionalities of RAID and LVM, certain operations are intentionally complicated. Tool requirements for completing the lab: Virtualization tools, for example, VirtualBox Installation image of Linux, such as Debian 9 Internet access to download several packages SSH connection to […]
Memory modules based on Samsung B-die chips are arguably one of the most popular choices among enthusiasts. However, the South Korean manufacturer considers them outdated and is currently halting their production, offering newer DDR4 memory chips that utilize more advanced processes instead. This means that the life cycle of unbuffered DDR4 memory modules from Samsung, based on these chips, is coming to an end […]
A developer and Xbox fan under the pseudonym Voxel9 recently shared a video showing the launch of the XQEMU emulator (which emulates the original Xbox console) on the Nintendo Switch. Voxel9 also demonstrated that the system can run some games, including Halo: Combat Evolved. Although there are currently issues with low frame rates, the emulation is functional. The entire process has been implemented […]
At its annual developer conference, Microsoft made several important announcements. We selected two of them. The first: in the summer update 19H2, Windows 10 will be shipped with a complete Linux kernel based on version 4.19 from October 22, 2018, for its own 'Windows Subsystem for Linux' (WSL). The second: future enterprise builds will feature a Chromium reincarnation […]
Hello, %username%. As promised, here's a story about yellow phosphorus and how it famously burned near Lviv in Ukraine relatively recently. Yes, I know — Google provides a lot of information about this incident. Unfortunately, most of what it returns is untrue, or as witnesses say, nonsense. Let's sort it out! But first — […]
Microsoft announced that after the release of .NET Core 3.0, the .NET 5 platform will be launched, which will support not only Windows but also Linux, macOS, iOS, Android, tvOS, watchOS, and WebAssembly. Additionally, the fifth preview release of the open .NET Core 3.0 platform has been published, whose functionality is closer to .NET Framework 4.8 thanks to the inclusion of previously opened components […]
Over the past years, Microsoft has implemented several of its own Linux projects. There were Linux-based operating systems for network switches in data centers and Linux-based OS for microcontrollers created for the embedded security service Azure Sphere. And now there's news of another Linux-based project that Microsoft specialists have been working on for some time. In the first […]