Remove element-timing-one-true-metric
article thumbnail

Five ways cookie consent managers hurt web performance (and how to fix them)

Speed Curve

I've been spending a lot of time looking at the performance of European sites lately, and have found that the consent management platforms (CMPs) are consistently creating a bit of a false reality for folks when trying to understand performance using synthetic monitoring. Meanwhile, Time to Interactive (TTI) is much faster.

article thumbnail

Release readiness through AI-based white box resiliency testing with JMeter and Dynatrace

Dynatrace

This guest blog is authored by Raphael Pionke , DevOps Engineer at T-Systems MMS. Credits on content go to him and the work he has been doing around performance & resiliency testing automation. I, Andreas Grabner, helped to bring the blog to life! In our case, the parent id and the trace ID were the most important ones.

Testing 220
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

Interpreting A/B test results: false negatives and power

The Netflix TechBlog

Figure 1: As in Part 3, we’ll use thought exercises based on flipping coins, such as this one displaying Caesar Augustus, to build up intuition about core statistical concepts. Continuing on an example from Part 3 , a false negative corresponds to labeling the photo of the cat as a “not cat.”

Testing 202
article thumbnail

Simplified observability for your SNMP devices

Dynatrace

Each SNMP-enabled device provides access to its state and performance metrics in a simple and robust way that allows Dynatrace to fetch the metrics and run them through Davis®, our AI causation engine. SNMP traps are often mandatory for keeping the reaction time as low as possible. Events and alerts.

Metrics 244
article thumbnail

Modern observability platform is onramp to digital transformation: Dynatrace Perform 2022, reporter’s notebook

Dynatrace

Unlike traditional monitoring, a modern observability platform provides precise data in real-time about the root cause of application issues. And it is fueled by AIOps, or artificial intelligence for IT operations , which provides contextualized data—without the time-consuming need to train data with machine learning.

article thumbnail

New! Vitals Dashboard

Speed Curve

Getting up to speed on Core Web Vitals seems to be at the top of everyone's to-do list these days. Just in time for the holidays, we are happy to bring you our new Vitals dashboard to help you get a huge jumpstart. When each section is expanded, thresholds taken from the vitals bar are included in the histogram and time series charts.

Education 110
article thumbnail

Kubernetes Observability: Code Profiling With Flame Graphs

Percona

In this blog post, we’ll review how to run Linux profilers such as perf and produce flame graphs on Kubernetes environments. It shows which code paths are more busy on the CPU in given samples. On the other hand, in Kubernetes environments, pods are the smallest deployable unit that consists of one or more containers.

Code 112