Most front-end developers and practitioners are familiar with real user monitoring (RUM) tools as a means to understand how end-users are perceiving the performance of applications. Few people, however, are aware of the history of the RUM market, going back more than two decades. Over the years, as the internet has evolved with new technologies, RUM tools have evolved in lock-step to cater to the ever changing needs and use cases of engineering teams.

Choosing the appropriate tools and approaches to utilize for application performance management can quickly become confusing. That's why it's important to remember that the ultimate goal of monitoring is to figure out two things: And there may be no better beginning point than incorporating real-user monitoring (RUM) using a performance monitoring solution to get as close as feasible to meet both objectives.

React Native is an open source framework for building cross-platform mobile applications. With React Native, developers can easily reuse the same JavaScript code for iOS, Android, and the browser, with only minimal need to accommodate specific platforms.

For teams that build or maintain modern applications with their end-users in mind, the acquisition of Rigor means that Splunk now offers the most comprehensive synthetic monitoring solution on the market. Rigor, now Splunk Synthetic Monitoring and Web Optimization, provides best-in-class synthetic monitoring capabilities enabling IT Ops and engineering teams to detect and respond to uptime and performance issues within incident response coordination and throughout software development lifecycles.

Written by Nick Cavalancia, Microsoft Cloud & Datacenter MVP The need for visibility into service availability and delivery quality has led to the rise in interest in monitoring Microsoft’s Office 365 services from the user perspective. With two different approaches available, what value do they each bring?

Knowing how your users interact with your web application and how they experience it is crucial to provide the best possible experience. So what do you need to know? Start with metrics such as page load times, HTTP request times, and core Web Vitals – time to the first byte, first contentful paint. If you use Sematext Experience you’ll see a number of other useful metrics for your web applications and websites there. However, metrics themselves are only a part of the whole picture.