Operations | Monitoring | ITSM | DevOps | Cloud

Database downtime can lead to significant disruptions, revenue loss, and frustrated users. Amazon Relational Database Service (RDS) provides a managed database solution with high availability and automated failover to minimize such risks. However, continuous monitoring is crucial to ensuring reliable failover and minimizing downtime by detecting potential issues before they impact operations.

When working with systemd services in Linux, you might encounter situations where multiple instances of a service need to be managed dynamically. When I had to develop a solution to monitor multiple Kubernetes clusters with Icinga for Kubernetes, I ran into exactly this challenge.

GTMetrix used to be the go-to tool for checking website speed, but let’s be honest—paying for one-off synthetic tests isn’t worth it. If you’re still relying on synthetic testing alone, you’re missing a big part of the web performance picture. If you care about Core Web Vitals, SEO performance, and user experience, you need more than just lab data. The good news? There are better (and free) alternatives like PageSpeed Insights and WebPageTest for synthetic testing.

Modern applications are becoming increasingly complex, and debugging distributed systems can feel like searching for a needle in a haystack. This is where OpenTelemetry (OTel) comes in. If you're using NestJS, integrating OpenTelemetry can provide deep insights into your application's behavior, helping you track performance, troubleshoot issues, and understand service interactions.

Logging is an integral part of any production-ready Node.js application. Whether you're debugging issues, monitoring application performance, or setting up a centralized logging system, an efficient logger is crucial. Pino is one of the best choices available due to its speed, low overhead, and powerful features. This guide goes beyond the basics, providing an in-depth exploration of how to optimize Pino for your applications, use advanced features, and integrate it seamlessly with other tools.

If you've been working with Elasticsearch for a while, you’ll eventually run into a situation where you need to reindex your data. Maybe you’re changing mappings, upgrading versions, or restructuring your documents. That’s where the Elasticsearch Reindex API comes in. In this guide, we'll walk through everything you need to know about the Reindex API—what it is, how it works, common use cases, performance optimizations, and potential pitfalls. Let’s dive in.

We’re excited to introduce a new feature that gives you greater control over how and when you receive alerts from your website and ping monitors. With Alert sensitivity, you can now specify the number of retries before an alert is triggered, reducing false alarms and ensuring more reliable notifications.