Operations | Monitoring | ITSM | DevOps | Cloud

The latest News and Information on Monitoring for Websites, Applications, APIs, Infrastructure, and other technologies.

Optimizing High Cardinality Data in ClickHouse

ClickHouse is known for its fast performance and ability to handle large amounts of data, making it a popular choice for running analytical queries. However, it can face challenges when dealing with high cardinality data, which refers to columns with a large number of unique values. This can affect query performance and storage efficiency if not managed properly. In this blog, we will explain what high cardinality means in simple terms and share practical ways to handle it in ClickHouse.

Top 13 Splunk Alternatives in 2025: From Open Source to Enterprise Solutions

Splunk is a powerful tool for data analysis and monitoring, but its high costs and complex implementation can be challenging for many organizations. Here are 13 proven Splunk alternatives that provide robust monitoring capabilities, comprehensive data analysis, and more cost-effective solutions for organizations of all sizes.

Why UX Friction is Killing Your Growth (...and How to Fix It)

Ever clicked around a website, got frustrated, and just left? Yeah, so have 88% of users. Once they have a bad experience, they don’t come back. (Google) Friction is the thing that ruins smooth experiences. It makes people abandon carts, close apps, and shake their heads at slow-loading pages. And the worst part? Most businesses don’t even realize it’s happening. Let’s talk about what UX friction really is, how to spot it, and—most importantly—how to fix it.

Guide to Data Observability

The way we manage, qualify, and utilize our data is constantly tested. With the amount of information we have at our disposal, managing and ensuring data quality has become a strategic lever for companies striving for excellence. How can we ensure our data management is flawless and the data quality on which we base our decisions is optimal? This is where data observability becomes an essential component.

How HTTP/2 Works and How to Enable It in Go

Once you’re comfortable with net/rpc from previous article (From net/rpc to gRPC in Go Applications), it’s probably a good idea to start exploring HTTP/2, which is the foundation of the gRPC protocol. How HTTP/2 Works and How to Enable It in Go This piece leans a bit more on the theory side, so heads-up, it’s text-heavy. We’ll focus on understanding HTTP/2 and then briefly touch on enabling it in Go. So, grab a coffee, settle in, and let’s break it down.

Exploring Mobile Session Replay in Expo and React Native

In this video Cody with Sentry's Developer Experience team explores using Mobile Session Replay in a React Native application built using Expo. Mobile Session Replay lets developers see the way that users are experiencing applications on their devices, right along side errors, traces, and other performance information.