The Progress MS-10 cargo ship will leave the International Space Station (ISS) in early summer. This was reported by the online publication RIA Novosti, citing information received from the state corporation Roscosmos. Let us recall that Progress MS-10 was launched to the ISS in November last year. The device delivered about 2,5 tons of various cargo into orbit, including dry cargo, fuel, water […]
Apple intends to use a new antenna made using MPI (Modified PI) technology in many devices of the 2019 model range. The developer currently uses liquid crystal polymer (LCP) antennas found in the iPhone XS, iPhone XS Max and iPhone XR smartphones. This was stated by TF Securities analyst Ming-Chi Kuo. The analyst says that […]
Twitter users know that previously retweets could only be additionally “equipped” with text descriptions. Now an update has been released that adds the ability to embed a photo, video or GIF into a retweet. This feature is available on iOS and Android, as well as in the web version of the service. This is expected to dramatically increase the volume of multimedia on Twitter, and therefore the volume of advertising. This update will allow […]
The city project “IT class in a Moscow school” includes Samsung’s additional education program, as reported by the South Korean giant. From September 1, 2019, new IT classes will appear in the capital’s schools, along with engineering, medical, academic, and cadet classes. In particular, at school No. 1474, located in the Khovrino district of Moscow, it is planned to conduct classes under the “Samsung IT School” program. […]
Sony Interactive Entertainment has announced that EA Access will be coming to PlayStation 4 this July. A month and a year of subscription will probably cost the same as on Xbox One - 399 rubles and 1799 rubles, respectively. EA Access provides access to Electronic Arts' catalog of games for a monthly fee. In addition, subscribers can count on a 10 percent […]
A Japanese aerospace startup successfully launched a small rocket into space on Saturday, making it the country's first model developed by a private company to do so. Interstellar Technology Inc. reported that the unmanned Momo-3 rocket launched from a test site in Hokkaido and reached an altitude of about 110 kilometers before falling into the Pacific Ocean. The flight time was 10 minutes. […]
Today, the Bitcoin rate has risen significantly again and even managed to overcome the psychologically important mark of $6000 for a while. The main cryptocurrency reached this price for the first time since November last year, continuing the trend of steady growth taken since the beginning of the year. At today's trading, the cost of one bitcoin reached $6012, which means a daily increase of 4,5% and […]
Bethesda Softworks has announced that QuakeCon will be held in Europe for the first time. The QuakeCon Europe festival will take place on July 26th and 27th in London at Printworks. The European event will take place simultaneously with the annual festival in Dallas, Texas. The entrance is free. This year's QuakeCon theme is Year of DOOM. Fans will be able to see [...]
Red Hat has published the release of the Red Hat Enterprise Linux 8 distribution. Installation assemblies are prepared for x86_64, s390x (IBM System z), ppc64le and Aarch64 architectures, but are available for download only to registered users of the Red Hat Customer Portal. The sources of Red Hat Enterprise Linux 8 rpm packages are distributed through the CentOS Git repository. The distribution will be supported until at least 2029. […]
Military-industrial company AerialX from Vancouver (Canada), specializing in the manufacture of unmanned aerial vehicles, has developed a kamikaze drone AerialX, which will help in preventing terrorist attacks using drones. AerialX CEO Noam Kenig describes the new product as “a hybrid of a rocket and a quadcopter.” It's essentially a kamikaze drone that looks like a miniature rocket but has the maneuverability of a quadcopter. With a take-off weight of 910 grams, this pocket […]
A Brief History of fio and etcd The performance of an etcd cluster is largely dependent on the performance of its storage. etcd exports some metrics to Prometheus to provide useful information about storage performance. For example, the wal_fsync_duration_seconds metric. The etcd documentation says that for storage to be considered fast enough, the 99th percentile of this metric must be less than 10ms. If you are planning to launch […]
A small digression: this lr is synthetic. Some of the tasks described here can be done much simpler, but since the task of l/r is to get acquainted with the functionality of raid, lvm, some operations are artificially complicated. Requirements for tools to perform LR: Virtualization tools, for example Virtualbox Linux installation image, for example Debian9 Internet access for downloading several packages Connection via ssh to […]
