IO River
NOVEMBER 2, 2023
D) By running performance testing on your infrastructure.(B+C) The decision-making process is further impacted by variables such as geo-location, time, network load, and the quality of the internet infrastructure. It is a bit frustrating to not be able to pave the way for your request in your CDN provider’s network.
IO River
NOVEMBER 2, 2023
Let’s break it down into four parts:(A) Time From End user to CDN (B) Time inside the CDN platform (C) Time From CDN to Data Center(D) Time inside the Data Center itselfHow to measure each part:(A) Measure by performance tests for cacheable content (A+B+C+D) Measured by RUM (Real User Monitoring) or dedicated synthetic checks of dynamic traffic.(D)
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Speed Curve
SEPTEMBER 25, 2018
This gives us a relatively unique opportunity to analyse and aggregate performance metrics to gain some interesting insights. In this post, I'm going to analyse some browser-based paint timing metrics: First Paint & First Contentful Paint (defined in the Paint Timing spec and implemented in Chromium). Doing the analysis.
Dotcom-Montior
NOVEMBER 27, 2018
LoadView, our on-demand, cloud-based load and stress testing platform , takes an outside-in approach to performance testing. Executing an internal test can tell you how well your application or site handles an increase in traffic, but it will never reflect real-world conditions.
Smashing Magazine
OCTOBER 31, 2023
But do you know how Lighthouse calculates performance metrics like First Contentful Paint (FCP), Total Blocking Time (TBT), and Cumulative Layout Shift (CLS)? There’s a handy calculator linked up in the report summary that lets you adjust performance values to see how they impact the overall score. But it comes with caveats.
CSS - Tricks
OCTOBER 10, 2019
Selecting DOM elements is a key part of doing all sorts of automated testing, be it for end-to-end testing with Selenium or Cypress or for performance testing with WebPageTest. WebPageTest allows us to select which location, browser and network conditions the test will use. The many ways of selecting an element.
MachMetrics
JANUARY 23, 2020
You may even have a client who’s wondering why they’re getting inconsistent results on tests they’ve run on a site you built for them. It’s one of the most common (and frustrating) scenarios in web performance testing. Others will be coming to you from a slow, rural internet connection on a budget laptop.
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