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Canada-126490-INVESTMENT MANAGEMENT 公司名錄
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公司新聞:
- GTmetrix | Website Performance Testing and Monitoring
GTmetrix is a free tool to test and monitor your page's performance Using Lighthouse, GTmetrix generates scores for your pages and offers actionable recommendations on how to optimize them
- Largest Contentful Paint | GTmetrix
GTmetrix measures how quickly the largest above-the-fold content element is painted onto your page Websites with similar structures may score very differently on the LCP metric as the largest content element will differ from page to page
- Cumulative Layout Shift | GTmetrix
Cumulative Layout Shift (CLS) is a performance metric introduced in 2020 by Lighthouse to measure the perceived visual stability of a page load Simply put, CLS measures the unexpected shifting of web elements while the page is being rendered
- Everything You Need to Know About GTmetrix Reports
The Page Details graph shows you how your page is composed in terms of request size and types This is useful for determining at-a-glance if your webpage is heavy on JavaScript, CSS, images, etc Hovering over a segment shows you additional information on that request type as a whole
- Avoid an excessive DOM size | GTmetrix
Optimizing the DOM size improves runtime performance, speeds up page rendering, and helps deliver a positive page experience to your users How does GTmetrix trigger this audit? GTmetrix reports the total DOM elements for a page, the page's maximum DOM depth, and its maximum child elements
- Basic Analysis With GTmetrix
Now that you have a grasp of basic analysis with GTmetrix, here are a few more resources that can help you with your page optimization: Everything you need to know about GTmetrix Reports; Why is my GTmetrix Performance Score different from PageSpeed Insights, WebPageTest, and web dev? Why is my Performance Score always changing? Why is my page
- New Performance Timings Available Default to Fully Loaded Time
GTmetrix Report Page Fully Loaded Time is used by default You will see a tool tip alerting you of this change upon first visiting a report page Reports prior to this update will have Onload Time displayed Waterfall Charts now also display First Paint (green line) and Fully Loaded (purple line) “Stop test Onload” option added to Page
- Using the GTmetrix Waterfall Chart
Page Details Bar The Page Details bar at the bottom of your Waterfall Chart displays the number of requests, total transfer size of requests (uncompressed size in brackets), as well as your page load time (Onload Time in brackets)
- Allow back forward cache restoration | GTmetrix
GTmetrix tests if your page can be restored from the bfcache by navigating away and attempting to restore the page from the navigation history If your page could not be restored from the bfcache, this audit is triggered and the reason(s) for the failed restoration are displayed
- Serve scaled images | GTmetrix
You should use an image editor to scale images to match the largest size needed in your page, and make sure that you specify those dimensions in the page as well Read our Lighthouse documentation to learn more about serving properly sized images
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