Operations | Monitoring | ITSM | DevOps | Cloud

If you’ve ever needed to check how much CPU or memory a Docker container is using, docker stats is the command for the job. It provides real-time resource usage metrics, helping you monitor and troubleshoot containers efficiently. This guide covers everything you need to know about docker stats: how to use it, what each metric means, and how to integrate it into a larger monitoring setup.

That moment when your production system goes down, and you're stuck piecing together logs from twenty different services? It’s frustrating and slow—especially when you need answers fast. SIEM logs help bring order to this chaos, giving you a structured way to track security events and system activity. But understanding how to use them effectively isn’t always straightforward, and most documentation can feel more complicated than the problem itself.

Building dashboards one by one in Grafana can quickly become tedious. Clicking through the UI for every change isn’t exactly efficient. There’s a better way. The Grafana API lets you automate repetitive tasks and extend Grafana’s capabilities beyond the UI. If you're new to monitoring or managing a complex observability setup, understanding the API can make your workflow more efficient and scalable.

Debugging a Python app can be frustrating, especially when an unexpected crash leaves behind nothing but a vague error message. A well-configured exception log can make all the difference, turning guesswork into clear insights. Here’s how to set up logging that actually helps.

Monitoring your EC2 instances shouldn’t be complicated or exhausting. Yet, too often, engineers find themselves troubleshooting issues in the middle of the night, searching for the root cause of an unexpected failure. Whether you're managing a few instances or hundreds spread across multiple regions, effective EC2 monitoring helps you stay ahead of problems instead of constantly reacting to them. And if you've ever dealt with a critical alert at an inconvenient hour, you know how important that is.

Nginx error logs can be tough to decipher, even for experienced sysadmins and DevOps engineers. They hold valuable clues about what’s going wrong, but sorting through them can feel overwhelming. Understanding these logs doesn’t have to be a challenge. This guide breaks them down in a clear, practical way—so you can find the issues that matter and fix them with confidence.

When your Linux server starts acting up at 3 AM, you don't need a philosophy lesson—you need answers. Fast. That's where journalctl last comes in, the command-line equivalent of having a time machine for your system's events. If you've been piecing together log information like some digital detective with a cork board and string, it's time to upgrade your toolkit. Let's cut through the noise and get you the intel you need, when you need it.

Keeping track of your infrastructure is non-negotiable. Prometheus makes that easier by collecting metrics and alerting you when something’s off. It’s a powerful tool that helps you understand what’s happening under the hood, whether you’re running a small cluster or managing large-scale applications. In this guide, we’ll break down Prometheus functions—what they do, how they work, and why they matter for better observability. Let’s get into it.

Choosing between OpenTelemetry and Datadog isn't just another tool decision. It's about how you'll monitor your systems, troubleshoot issues, and ultimately keep your services running smoothly. If you've been tasked with figuring out which route to take, you're in the right place. Let's get started!

Some websites load in a snap, while others make you wonder if the internet is broken. The difference? Often, it comes down to how (and where) their content is served. A Content Delivery Network (CDN) helps by storing copies of your content in multiple locations worldwide, so users don’t have to wait for a distant server to respond. If you're on AWS, CloudFront is the built-in way to do this—helping speed things up while also handling security and traffic optimization.