Why it makes sense to learn Golang at least at a basic level: In various materials, you might find references to Python as a language for automating administrative tasks. This is generally true, but Go has several advantages, which is why most modern DevOps tools are written in it. ✅ Ease of Deployment You don't need …

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Where to start learning DevOps? Many people ask this question, and while there can be different paths, I will share my view of the optimal start. Fundamental concepts don't change for decades, and that's where you should begin. There is no point in studying a new "promising" tool if you don't know what it is …

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When applying for a job, almost everyone has to go through a technical interview as the first stage. The next stage might be a test assignment, or there could be one or several more technical interviews. The process can differ in various companies, but in any case, it's worth studying the answers to popular questions …

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In the modern DevOps world, Prometheus format metrics have become a standard used for monitoring applications and scaling them. Let me remind you that architecturally, Prometheus uses a pull model to gather data, meaning the server itself queries specified points for metrics at a set interval. These points are commonly …

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Secrets typically refer to sensitive data such as passwords, tokens, access keys that are necessary for the correct functioning of an application but must be hidden from unauthorized access. For instance, developers should not see database passwords, including those for staging and production environments. They …

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As you know, there are two types of people: those who make backups and those who already make backups.
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Why DevOps needs them
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Let's talk about the near future of DevOps, as I see it over the next 10 years.
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Today, let's talk about test environments and why they are needed. Testing in production can be fun and effective, but not all users want to be testers. Therefore, test environments are used to roll out new functionality and ensure that old functionality hasn't broken, as often happens. We can highlight the following …

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Recently, the Pwn2Own 2024 competition took place, the results of which once again remind us of the main rule: absolutely secure systems almost do not exist, especially if we are talking about an application with several hundred thousand lines of code. Open source is far from a guarantee of reliability. Our task as …

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