Blog Section
What is the importance of DevOps, what it means for IT professionals, and a description of methods, frameworks, and tools. Much has taken place since the term DevOps became established in the IT world. Considering that much of the ecosystem is open source, it's important to revisit why this started and what it means for a career in IT. What is DevOps Although there is no single […]
Good day, Habr! Task In my organization, we use a mail server based on the Kerio Connect platform, with mail servers installed in different cities serving their users. Initially, there was no distributed structure, as the domains differ at the third level indicating the city of the site. Everything was working fine and everyone was satisfied. One fine day, management set the task to create a shared calendar for […]
Hello everyone! My name is Kirill, and I am the CTO at Adapty. Most of our architecture is on AWS, and today I will share how we reduced our server costs by three times using spot instances in the production environment, as well as how to configure their auto-scaling. We will start with an overview of how this works, and […]
The release of the Live distribution NomadBSD 1.3.2 is available, which is a version of FreeBSD adapted for use as a portable desktop, bootable from a USB drive. The graphical environment is based on the Openbox window manager. DSBMD is used for mounting drives (supporting CD9660, FAT, HFS+, NTFS, Ext2/3/4), while wifimgr is used for configuring the wireless network. The size of the boot image is 2.6 GB (x86_64). In the new release: […]
The release of the SeaMonkey 2.53.3 suite of internet applications has taken place, which combines a web browser, email client, RSS/Atom feed aggregator, and WYSIWYG HTML page editor Composer in a single product. Pre-installed add-ons include the IRC client Chatzilla, the web development tools DOM Inspector, and the calendar-scheduler Lightning. This release includes fixes and changes from the current codebase of Firefox (SeaMonkey 2.53 is based on […]
The Document Foundation, which oversees the development of the free LibreOffice suite, has announced upcoming changes regarding the branding and positioning of the project in the market. The anticipated release of LibreOffice 7.0, currently available for testing in release candidate form, is planned to be distributed as 'LibreOffice Personal Edition.' The code and distribution conditions will remain unchanged, and the office suite, as […]
Since 2019, a law on mandatory labeling has been in effect in Russia. The law does not apply to all groups of goods, and the timelines for mandatory labeling vary for different product groups. The first items to fall under mandatory labeling will be tobacco, footwear, and pharmaceuticals, with additional products, such as perfumes, textiles, and milk, to be added later. This legislative innovation has prompted the development of new IT solutions that will allow […]
The translation of the article has been prepared in anticipation of the start of the course “Linux Administrator. Virtualization and Clustering.” DRBD (Distributed Replicated Block Device) is a distributed, flexible, and universally replicable data storage solution for Linux. It mirrors the contents of block devices such as hard drives, partitions, logical volumes, etc., between servers. It creates copies of data on […]
The pandemic has forced each of us, without exception, to acknowledge that the internet is predominantly an information medium and also a vital life support system. After all, many people today are literally fed, clothed, and educated by the internet. The internet is infiltrating our homes, settling in teapots, vacuum cleaners, and refrigerators. IoT, or the Internet of Things, refers to any equipment, such as household appliances, in […]
The release of the Linux distribution Clonezilla Live 2.6.7 is available, designed for quick disk cloning (only the used blocks are copied). The tasks performed by the distribution are similar to those of the proprietary product Norton Ghost. The size of the distribution's ISO image is 277 MB (i686, amd64). The distribution is based on Debian GNU/Linux and utilizes code from projects such as DRBL, Partition Image, ntfsclone, partclone, udpcast. Booting from […]
Structuring Unstructured Data with GROK If you are using the Elastic (ELK) stack and are interested in mapping user logs from Logstash to Elasticsearch, then this post is for you. The ELK stack is an acronym for three open-source projects: Elasticsearch, Logstash, and Kibana. Together, they form a log management platform. Elasticsearch is a search and analytics system. […]
Almost every company now has a department or a group working with CAD/CAM or heavy design programs. This user group shares serious hardware requirements: a lot of memory—64GB or more, a professional graphics card, a fast SSD, and reliability. Often, companies buy a few powerful PCs (or graphic stations) for some users in these departments while others get less […]