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An introduction to observability in DevOps

Observability is your ability to know why your software applications are failing. Then, you can decide what exactly you need to do to recover.

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13 Aug, 2025 | 5 min read

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7 bad practices of sudo (and how you can do better) as a DevOps engineer

Out of all utilities in Linux, sudo is one of the most misused (or underused). Here we list 7 common bad things that DevOps engineers are doing with sudo.

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11 Aug, 2025 | 4 min read

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If you are doing any out of these three you are putting your infra at risk

sudo was created four decades ago. It has been widely in use for two decades now. But still it's misused, putting production Linux servers at risk.

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07 Aug, 2025 | 5 min read

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Get empowered and be a secure Linux user: A guide to sudo

Elevate your DevOps security. Learn how using `sudo` responsibly empowers teams, reduces risk, and ensures accountability without sharing root passwords. A guide for DevOps engineers.

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07 Aug, 2025 | 7 min read

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Building and managing cloud infrastructure with confidence: A guide to IaC for DevOps engineers

Automate infrastructure with IaC for DevOps! Learn what IaC is, why it's crucial for CI/CD, how tools like Terraform, OpenTofu, AWS CDK, and Pulumi work, and why mastering OpenTofu is key for DevOps engineers.

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23 Jul, 2025 | 6 min read

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A guide to web application architecture for DevOps engineers

A dive into the three common web app backend architectures.

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16 Jul, 2025 | 7 min read

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DevOps engineer's guide to web application building blocks

A web application is not just code. It's a collection of components and services of which—the integration is a DevOps engineer's responsibility.

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14 Jul, 2025 | 7 min read

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DevOps in the private cloud: Mastering the skills for the on-premise landscape

Private cloud is growing. We can expect more DevOps roles in future asking for private cloud skills. ‼️ Do you know what these skills are?

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07 Jul, 2025 | 5 min read

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The Rise, Reign, and Reinvention of CentOS: A Linux Legacy

CentOS—the much loved Linux distro of DevOps engineers and Sysadmins alike—is now EOS. I know, some of you are still running it in production. But eventually those have to be replaced. What options do we have now?

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02 Jul, 2025 | 8 min read

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How to run Kubernetes on bare-metal with cloud-like agility

Kubernetes is synonymous with agility and scalability—but that agility can be surprisingly elusive when your clusters are grounded on bare-metal.

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24 Jun, 2025 | 5 min read

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How to use open source software at work (It's different from your home lab)

Understanding and leveraging open-source software (OSS) isn't just an advantage—it's a fundamental requirement in DevOps. But how you use OSS in an enterprise context is not like how you use it at home.

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18 Jun, 2025 | 7 min read

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Private cloud Part 2: Why you should not build your private cloud on-premises

Do not build your private cloud on-premises unless there's a good reason to do so. Build your a private cloud off-premises.

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16 Jun, 2025 | 5 min read

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