Glossary of Terms

This section provides a list of timing points used in the Performance Breakdown report in Eggplant Monitoring Insights:

Standard Timings

DNS

The number of seconds spent resolving a host name into an IP address.

Connect

The number of seconds required to create a TCP connection to the web server (this does not includes SSL).

SSL

The number of seconds spent performing SSL handshake for encrypted HTTPS requests

Request Sent

The time immediately after the user agent receives the first byte of the response from the server, or from relevant application caches or from local resources.

Data Start

Time To First Byte for the very first request.

Performance Timings

CPU Time

Indicates the time taken (in seconds) for a single CPU core to complete execution of the step or monitor, assuming 100% utilization.

Script Duration

Indicates the total time taken (in seconds) for completing execution of all Java scripts on that page or step for this particular test.

First Paint

Indicates the point at which the first pixel renders on the screen after you navigate to the web page.

Largest Contentful Paint (LCP)

Marks the point in the page load timeline after the page's largest visible content element has loaded.

DOM Content Loaded

Marks the point (or time taken) when the DOM is ready as well as no stylesheets are blocking JavaScript execution.

DOM Complete

Marks the point in time when all the processing is complete and all the resources on the page or monitor (images, etc.) have downloaded.

Shows navigation and resource timings

Shows DOMContent Loaded information

Cumulative Layout Shift (CLS)

Measures the sum of all individual layout shift scores for every unexpected layout shift that occurs during the entire lifespan of the page. To provide a good user experience, sites should strive to have a CLS score of less than 0.1.

 

This topic was last updated on August 19, 2021, at 03:30:47 PM.

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