Category: Administration

Overview of the Snom D735 IP phone

Hello, dear readers, good day to everyone, and enjoy! In our last post, we introduced Snom's flagship model, the Snom D785. Today, we're back with a review of the next model in the D7xx series, the Snom D735. Before reading, you can watch a short video review of this device. Let's get started. Unboxing and package contents. All the important information about […]

Silicon Valley in Russian. How #ITX5 works in Innopolis

Russia's smallest city by population is home to a true domestic IT cluster, already home to some of the best IT specialists. Innopolis was founded in 2012 and became a city three years later. It became the first city in modern Russian history to be built from scratch. Residents of the tech city include X5 Retail […]

We invite you to DINS DevOps EVENING (online): evolution of Prometheus and Zabbix and Nginx log processing in ClickHouse

The online meetup will take place on May 26 at 19:00 PM. Vyacheslav Shvetsov from DINS will discuss the processes that occur during the evolution of monitoring systems and will delve into the architectural features of Prometheus and Zabbix. Gleb Goncharov from FunBox will share his experience collecting Nginx logs and storing them in ClickHouse. Both speakers will provide case studies and answer questions from the audience. Register here to […]

Ack better grep

I want to tell you about a search utility that makes my life a lot easier. When I log into a server and need to search for something, the first thing I do is check if ack is installed. This utility is an excellent replacement for grep, and to some extent, find and wc as well. Why not grep? Ack has nicer settings out of the box, more human-readable […]

Kubernetes Best Practices. Creating Small Containers

The first step in deploying to Kubernetes is placing your application in a container. In this series, we'll look at how to create a small and secure container image. Thanks to Docker, creating container images has never been easier. Specify a base image, add your changes, and create a container. While this technique is great for getting started […]

Kubernetes Best Practices. Kubernetes organization with namespace

Kubernetes Best Practices: Creating Small Containers As you create more and more Kubernetes services, initially simple tasks become more complex. For example, development teams can't create services or deployments under the same name. If you have thousands of pods, simply listing them all can take a long time, not to mention […]

Video recordings of product analytics meetup reports

Hello, Habr! On May 7th, we brought together experts from XSolla, Pandora, and Wrike at Wrike TechClub to discuss approaches and solutions in product analytics, insights, experiments, and analyst collaboration with other departments. The presentations and discussions were held in English, so if you'd like to practice your English while working remotely, we're sharing video recordings of the presentations and slides (in the description […]

Using third-party components in storage systems using Qsan as an example

The reason for writing this article was Qsan's official support for connecting third-party expansion enclosures to its storage system. This fact significantly distinguishes Qsan from other vendors and even, to some extent, disrupts the established position in the storage market. However, we found it less interesting to simply write about the Qsan storage system + "third-party" JBOD combination than to touch upon […]

Surround the user with a number

Remote work will be here to stay, even beyond the current pandemic. 74% of 317 companies surveyed by Gartner will continue to use remote work. IT tools for this will be in high demand in the future. We present a product overview of Citrix Workspace Environment Manager, an essential element for creating a digital workspace. In this article, we will examine the architecture and key features […]

Orchestrator for MySQL: why you can't build a fault-tolerant project without it

Every large project starts with a couple of servers. Initially, there was a single DB server, then slaves were added to scale reads. And thenβ€”stop! There's only one master, but many slaves. If one slave dies, everything will be fine, but if the master dies, it's bad: downtime, the admins are busy bringing the server up again. What to do? Back up the master. My […]

Orchestrator and VIP as HA Solution for MySQL Cluster

At Citymobil, we use a MySQL database as our primary persistent data storage. We have multiple database clusters for various services and purposes. The constant availability of the master is a critical indicator of the overall system's health and that of its individual components. Automatic cluster recovery in the event of a master failure significantly reduces incident response time and system downtime. […]

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