#MAC WEBSITES LOAD SLOW CHROME HOW TO#
#MAC WEBSITES LOAD SLOW CHROME CODE#

I have spent hours over the last couple of weeks researching fixes that only took care of smaller portions of the problem without making my normal work pace even remotely possible. I claimed to hate Photoshop, Google, kernel_task, my internet provider, and whatever else I thought might be standing between me and a sane work environment. I had a dream that I made a sandwich out of my laptop and ate it. I ate a sandwich while I watched little circles go around and around over blank white space where websites and my work were supposed to be happening.

#MAC WEBSITES LOAD SLOW CHROME HOW TO#

However, let’s put an intentional error so we can experiment on how to use Chrome DevTools for debugging.I managed to work, but it was slow going. I swore. This function takes two numbers adds it and print’s the result on screen.

#MAC WEBSITES LOAD SLOW CHROME CODE#

Create a file called index.html and add the following lines of code to it: Let’s simulate a JavaScript error for us to test. Since Chrome is basically a JavaScript engine, it is most effective in debugging JavaScript applications but can also be used in debugging HTML/CSS. You can tell everything is good here by looking at the green check marks. This section shows all the audits your website has passed. You can learn more about improving your JavaScript boot time by reading this post on Chrome DevTools blog. Javascript boot-up time is too high: This measures the total impact of JavaScript on your pages load performance.

To learn more about improving this, you can read this post on Chrome DevTools blog Our score from the audit is 14,520ms which means there’s room for improvement.

Has a significant main thread network: This is where the browser performs most of its activities, like parsing HTML/CSS and other functions.In our case we have two red signs: Has a significant main thread network AND JavaScript boot-up time is too high”, let’s look into them: The green check mark shows you have a good implementation while the red stop sign signifies a problem that needs fixing. The diagnostics section shows you the specific problems it has found. If you hover over the metrics, you will find more information about how to solve them. Here, it takes about 14.180ms, which is not so good. E.g time taken before a user can see any useful content, time taken before event listeners are loaded. Time to interactive: This is the amount of time before a user can perform an action on your website. In our audit, the value s 1.000ms is a positive score for a high traffic website like Wikipedia. Here’s a report for our test website:įirst Contentful Paint: Denotes the time it takes for a user to see your first content. Now click on Run Audits and wait a few seconds for it to generate a report containing the state of your website. I recommend checking this the first time you want to audit your website. The last option Clear Storage removes all stored data and simulates the first-time visit to your website. This option is very important considering the location of your users. (According to Akamai the average global connection speed is 7.2 ). Throttling: This simulates the network speed of a majority of website users. Performance? Best practices? I recommend you leave nothing out. When the Audit Panel opens, you’ll need to choose your preferred options for the analysis:ĭevice: Signifies what device you want to analyze.Īudits: Here, you choose the specific audits you care about. After that click on the arrow on the upper pane and click on Audit. To Audit your website with Chrome Dev tools: first Right Click and inspect to open the tools panel or press ctrl + shift + I on Linux/Windows or cmd + opt + j on a mac. When trying to improve performance, the first thing you should do is to Audit your site. In this tutorial, we will discuss how to improve your website’s load performance, effective debugging, and general tips and tricks when using Chrome developer tools. Not only does it come with a lot of tools and resources to enable developers to build and debug web applications, but it can also be leveraged to speed up your web development process. Chrome developer tools is a browser-based console that comes prepacked with Google Chrome.

Mac websites load slow chrome