I wonder what happens when you perform the Force updates and/or click one of the Update Settings buttons using other browsers (e.g. specifically; you have JS using setTimeout (which is used to have a JavaSript task wait) and that setTimeout is running multiple times and each time waits (approx.) rev2023.3.1.43269. lastly; when I test there are no such messages, so likely this only happens for you as a logged on user. This is violation error from Google Chrome that shows when the Verbose logging level is enabled. It's a Vue2 and unfortunately also Vue3thing. # (set to 1m by default). is come when you refresh the pages. I suggest using a setTimeout to solve the problem. Chrome Warning: Forced reflow while executing JavaScript, https://gist.github.com/paulirish/5d52fb081b3570c81e3a, https://stackoverflow.com/questions/41218507/violation-long-running-javascript-task-took-xx-ms. you have been warned! You signed in with another tab or window. Make class changes on elements as low in the DOM tree as possible (i.e. Low code DataTables and Editor. Thats the reflow! Both code snippet 3 and code snippet 1 send the measurement after the DOM changes have been made. This Cache enabler, they change the bypass AND add new string options. If a second script causes the error, use a. https://gist.github.com/paulirish/5d52fb081b3570c81e3a, Refer to this discussion: The text was updated successfully, but these errors were encountered: What forces layout reflow? It's a suggestion better left as a comment to the original question. [Violation] Forced reflow while executing JavaScript took 30ms I COMEBACK AFTER THE LAST UPDATE OF CACHE ENABLER AND THIS START BE WORST: I took out the Wrapper component and the violation went away so the problem lies within that. proxy_cache_bypass $CACHE_BYPASS_FOR_DYNAMIC; proxy_cache engintron_dynamic; Just some advice: Your answer has nothing to do with the questions. following is true: Also, here's Chromium source code from the original issue and a discussion about a performance API for the warnings. cursor = conn.cursor () # get mysql db-api cursor. set $EXPIRES_FOR_DYNAMIC 0; To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Every frame of the animation will cause a reflow. This leads to more time being spent performing reflow. multi=True is a requirement for MySql connector. javascript how to split array into subarrays javascript. proxy_no_cache $CACHE_BYPASS_FOR_DYNAMIC; the Critical Rendering Path (CRP) in a former article, https://github.com/YonatanKra/performanceWorkshop, Learn more about bidirectional Unicode characters, Measuring used JS heap size in the browser. I cant believe I need to say this in 2015 but dont use inline styles or tables for layout! You should also avoid complex CSS selectors where possible. The page I need help with: [log in to see the link], AO simply combines your theme + plugins JS 123nadav, so the setTimeout & reflow are issues with one of your original JS-files and cant be removed/ fixed by AO. Minimize CSS rules, and remove unused CSS rules. Edit: There's also an article on how to minimize layout reflow on PageSpeed Insight by Google. privacy statement. Why is there a memory leak in this C++ program and how to solve it, given the constraints? Supporters. Are you using any version control system (eg, Git)? Forced reflow often happens when you have a function called multiple times before the end of execution. After inserting this trick code, all warning messages are gone. Thx again @OSUblake The link you gave surely gives the right direction. set $CACHE_BYPASS_FOR_DYNAMIC 1; window.getComputedStyle() will typically force style recalc For older browsers, use setTimeout(). My best guess is that these Angular add ons were looking recursively into increasingly deep sections of the DOM for their start tags - finding none, they had to traverse the entire DOM before exiting, which took longer than Chrome expects - thus the warning. Just a few of the companies that rely on GreenSock products every day. Moving the element by four pixels per frame requires one quarter of the reflow processing and may only be slightly less smooth. Two terms are used in the browser world when visual affects are applied: Repaints i didn't find any similar error on Edge. Changing the width of an element can affect all elements on the same DOM branch and those surrounding it. Check these files and try to identify if this is some extension's code or yours. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. and is common performance bottleneck. Layout reflow happens when we measure the DOM after we mutate it. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Some elements are more expensive to render than others. thanks again for the ideas. # You can also raise proxy_cache_valid to the same value (e.g. Repeat. Look in the Chrome console under the Network tab and find the scripts which take the longest to load. Get an all-access pass to premium plugins, offers, and more! Thanks a lot for Hod Bauer for his thorough review of this article! }, # Admin sections & generic entry points for CMSs (incl. TanyaRTSDev Asks: Forced reflow while executing JavaScript and setTimeout handler. Because reflow is a user-blocking . Locksmith Unit LLC, afraid I dont know enough about nginx to be of help here Nadav, sorry :-/. To enable, uncomment all lines located at the bottom of this file. Support Plugin: Autoptimize [Violation] setTimeout handler took 85ms | auto optimize JS CACHE. i cant move from them because i already buy the OPTIMUS plugin. is not obvious it shows you have a lot of knowledge. For example, opacity, background-color, visibility, and outline. ____________________________________________________________________________, #############################################################################################, # Allow separate cache entries for mobile devices (smartphones & tables) [violation] forced reflow while executing javascript took Copy xxxxxxxxxx 35 You can read more about the asynchronous nature of JavaScript here. [Violation]'s for click, non-passive event listener, readystatechange, requestAnimationFrame and more. Do you know how to fix the issue. placement of custom Theme provider was the cause. but please, you the only one answer me, they not answer and the support is trouble. With a click handler I abort an ongoing gsap procedure. This permits the dimensions and position to be modified without affecting other elements in the document. This warning is a wonderful new feature, in my opinion, please only turn it off if you're desperate and your assessor will take marks away from you. Chrome message: '[Violation] Forced reflow while executing JavaScript took ms'. My slider values are controlled via React states. Sign in proxy_hide_header Expires; set $MOBILE m_; the second is gclid. Google Chrome. Slightly trickier reduce the size of your DOM tree and the number of elements in each branch. What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? SC456502. My problem was in a Material-UI app (early stages). Please refer to. }, # Disable caching when the Cache-Control header is set to private @Bungler Dunno, I'd like to know if there's some guideline it's referring to as well. Now you'll begin receiving the latest GreenSock updates, exclusive offers, and more right in your inbox. Privacy policy. Suddenly, it appeared when someone else got involved in the project. Why is there a memory leak in this C++ program and how to solve it, given the constraints? Torsion-free virtually free-by-cyclic groups. This isn't very important, but I repeat, the problem arises when you call a function several times, and not when the function takes more than 50 ms. I made the mistake of doing both in the same loop, which causes some layout thrashing. SpryMedia Ltd is registered in Scotland, company no. Force reflow (or Layout Reflow) is a major performance bottleneck. (source). # in the frontend (no forums, no e-commerce sites, no user logins!) to your account. For instance, in the code below, we change the height of an element and then query its height. Assuming some browser, but which one etc? Find centralized, trusted content and collaborate around the technologies you use most. 1 Answer Sorted by: 6 Slider with tooltip is a standard feature that normally works well, so chances are you have some performance issue in your code. Is the problem still there? Changing a single element can affect all children, ancestors, and siblings. The tests above were simple examples not involving significant animation yet layout rendering requires more time than other factors such as scripting. I got rid of a 404 warning and now the warnings violation seems to be back on the one web-page only https://datatables-php.000webhostapp.com/, The violation seems to sometimes not be there when I randomly check. proxy_cache_valid 200 1m; # Ignore all headers but Cache-Control to determine whether to cache the upstream response or not ( on your attention ), mod_headers/ cache control only ensure browsers know they can keep static resources (css/ js/ images/ ) in browser cache, but it does not create a server-side cache Zo and it is most certainly not related to the setTimeout issue youre looking into , I found that Partner is not responding when their writing is needed in European project application. No. I am working with a dynamic cache with nginx, the bypass they create inside the plugin is not good with the nginx dynamic system. In the Chrome console I also see several violations and too many forced reflow messages. I wrote about the Critical Rendering Path (CRP) in a former article. Great answer, voltrevo! [Violation] Forced reflow while executing JavaScript took 30ms Active resource loading counts reached a per-frame limit while the tab was in background. For more details on this particular performance scenario, see also this article. Solution was to lift the ThemeProvider one level up (Index.js), and wrapping the App component here, thus not forcing the ThemeProvider to recalculate and draw / layout / reflow. And this is the link Google Chrome gives you in the Performance profiler, on the layout profiles (the mauve regions), for more info on the warning. https://datatables-ajax.000webhostapp.com/, [Violation] 'setTimeout' handler took 143ms jquery.min.js:2 }. Never seen it in my life. It may cause frames to get dropped or otherwise cause a less smooth experience. Read on to understand how. It explains what browser reflow is: Reflow is the name of the web browser process for re-calculating the The topic [Violation] setTimeout handler took 85ms | auto optimize JS CACHE is closed to new replies. The calculations were done, and the Javascript continued until it finished. but: if youre using nginx to cache, why do you still need cache enabler? Turn off 1-by-1 calls and reload the code to see if it still produces the error. (, The property requested is one of the following: (, Quite a lot; haven't made an exhaustive list , but, Lots & lots of stuff, including copying an image to clipboard (. This can be done using setTimeout or requestAnimationFrame. How to Build a Vivid Birthday Quiz in 20 minutes? See https://www.chromestatus.com/feature/5527160148197376 for more details. 2007-2023 MIT licensed. [Violation] Forced reflow while executing JavaScript took 45ms [ Violation ] Long running JavaScript task took 234 ms [ Violation ] Forced reflow while executing JavaScript took 45 ms https://ibb.co/bNjsS2X. [Violation] Forced reflow while executing JavaScript took 830ms. Can I use a vintage derailleur adapter claw on a modern derailleur, Story Identification: Nanomachines Building Cities, Strange behavior of tikz-cd with remember picture. What forces layout / reflow All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. first of all; please dont use all caps, its not cool , next; this is part of verbose logging so technically speaking these are not JavaScript errors or warning (meaning everything works). He's created enterprise specifications, websites and online applications for companies and organisations including the UK Parliament, the European Parliament, the Department of Energy & Climate Change, Microsoft, and more. Launching the CI/CD and R Collectives and community editing features for How to stop mouseenter function when mouseout, jQuery flot the tooltip will not hide when I move the mouse quickly out of plot, How to show tooltip value at the position of the mouse in Bootstrap slider. Configured in your browser in moments. you all the time answer and help this the reason i try here. By clicking Sign up for GitHub, you agree to our terms of service and You may be able to improve performance by setting a fixed height for the container or removing the control from the document flow. How do I include a JavaScript file in another JavaScript file? root, and all the way down into the children of the modified node. A more robust solution would be to defer the measurement to a future CRP. particular - which require more CPU power to do selector matching. So the question is there any possible way I can improve perfomance? How to Build a Chrome Extension that will Make Your Facebook Posts Better? In my case, the problem is a table of two columns with potentially hundreds, even thousands of rows. I'd argue that learning about the underlying operation of getting the current time and building on that is more valuable. this reflow the javascript.. part from cache enabler cache and i not successfully get rid of that, the last update of them causes me a lot of problems i try everything even there custom configuration: By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. now i got problems with all the 3, try the advance configuration only in apache and only in nginx. react native, calling anonymous function while declaring it, Convert array to string while preserving brackets, how sum all array element with while loop, 9.6.3. for Loops Rewritten as while Loops, Error occurred while trying to proxy to: localhost:3000/, show loading spinner while page loads angularjs, how to change function name while exporting in node, Open URL while passing POST data with jQuery, output an array without for or while loop, Unexpected end of JSON input while parsing near, 9.6.4. Your information will always be kept confidential. (the Firefox source expect this) The answer is that it's a feature in newer Chrome browsers where it alerts you if the web page causes excessive browser reflows while executing JS. No response. Violation click handler took angular 5 and chrome zone.js, Chrome violation : [Violation] Handler took 83ms of runtime, Violation readystatechange handler took 760ms After Updating Chrome. Not the answer you're looking for? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); document.getElementById( "ak_js_2" ).setAttribute( "value", ( new Date() ).getTime() ); Would love your thoughts, please comment. The number of distinct words in a sentence. Lets compare it to the CRP recording of a reflow-free code: You can see that the style and layout parts start after the javascript finished running. @AndrewEastwood yup it did, actually you can see how it works on prod here. and yeah, i'm using git. any time to my friend as all and i by myself use on all my website. If you . The reflow in Figure 3 happens because a simple line that was added to the code. Adding, removing or changing CSS styles Similarly, directly applying CSS styles or changing the class may alter the. set $EXPIRES_FOR_DYNAMIC 0; Can you tell me why does this violation come? It happens when a measurement of the DOM happens after a DOM mutation. Because reflow is a user-blocking operation in the browser, it is useful for developers to understand how to improve reflow time and also to understand the effects of various document properties (DOM depth, CSS rule efficiency, different types of style changes) on reflow time. Now, lets assume you are changing the DOM. Why did the Soviets not shoot down US spy satellites during the Cold War? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. In order to identify the source of the problem, run your application, and record it in Chrome's Performance tab. i just realized this error today. onurcelik posted this 12 February 2020. You can not set this flag passing it to SQLAlchemy methods. Invariant Violation: Must contain a query definition. NOW I DONT KNOW BUT I KNOW IS SOMETHING HERE IN CACHE ENABLER PLUGIN: If youve had success in improving performance in your animations and UIs using these or other suggestions, let us know in the comments. proxy_hide_header Vary; THERE HE bypasses ONLY PHP AND ADMIN LOGIN AND COOKIES WITH 200, THIS A METHOD AGAINST TTFB LIKE THAT ALL THE RESPONS ARE FULLY RESPONSE. In extreme cases, a CSS effect could lead to slower JavaScript execution. # This setting is for cPanel servers with only one to a few sites & NO user-generated content Reflow Reflow means re-calculating the positions and geometries of elements in the document, for the purpose of re-rendering part or all of the document. Integral with cosine in the denominator and undefined boundaries. Here's the gist of the possible reasons: All of the below properties or methods, when requested/called in It looks like you're new here. Sign up for a new account in our community. [violation] forced reflow while executing javascript took, call a self executing function javascript, YQL open table template for executing javascript, [Violation] Added non-passive event listener to a scroll-blocking event. The main issue here was that I had a material-ui theme (https://material-ui.com/customization/theming/#a-note-on-performance) in the same renderer (App.js / return.. ) as the "results component", SummaryAppBarPure. It's easy! 1 Update: Chrome 58+ hid these and other debug messages by default. I found that it has not much to do with gsap. Chrome 57 turned on 'hide violations' by default. to To turn them back on you need to enable filters and uncheck the 'hide violations' box. Using offsetWidth and offsetHeight Sometimes, something in the cycle can go wrong. is better to bypass cache enabler? Information on how to create a test case (if you aren't able to link to the page you are working on) is available here. Should I include the MIT licence of a library which I use from a CDN? The reflow processing flow hit will vary. proxy_cache_key $MOBILE$scheme$host$request_uri; I have the same problem when I use the "ScrollX" and "ScrollY" option but especially with the "table.columns.adjust ();" (after load). Hello. Already on GitHub? Using jQuery, on keydown the page selects a set of rows and toggles their visibility. if ($request_uri ~* (/administrator|com_user|com_users|com_contact|com_mailto|/component/user|/component/users|/component/contact|/component/mailto|/installation|/wp-admin|/wp-login.php|/cart|/my-account|/checkout|/wc-api|/addons|/lost-password|\?add-to-cart=|\?wc-api=|/ucp.php|^/status\.php|^/update\.php|^/install\.php|^/apc\.php$|^/apcu\.php$|^/admin|^/admin/.*$|^/user|^/user/.*$|^/users/.*$|^/info/.*$|^/flag/.*$|^.*/ajax/.*$|^.*/ahah/.*$|^/system/files/. }, AFTER THAT I HAVE DYNAMIC @backend BLOCK ON THE TOP OF THE STATIC CLOCKS: Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Connect and share knowledge within a single location that is structured and easy to search. Avoid situations where a large number of elements could be affected. Force reflow (or Layout Reflow) is a major performance bottleneck. https://wordpress.org/support/topic/no-support-i-post-3-posts-no-body-answer/, another one old i response now The browser is a wondrous thing. If you're using Chrome Canary (or Beta), just check the 'Hide Violations' option. They implement like this: Over the Android 4.4, use Promise. The surrounding elements would be affected if each content block had a different height. Tools like Unused CSS, uCSS, grunt-uncss, and gulp-uncss can significantly reduce your style definitions and file sizes. @denislexic I guess so. Let's start with the fact that this is not a mistake. Connect and share knowledge within a single location that is structured and easy to search. suddenly it appears when someone else involved in the . More background: the Chromium source code from the, According to the above, simply reading element.scrollTop triggers a reflow. Why does Jesus turn to the Father to forgive in Luke 23:34? IF YOU AND THEM ARE PARTNERS YOU SOULD HELP ME AFTER YOU CLAIM IS NOT CONNECTED. Since that time he's been advocating standards, accessibility, and best-practice HTML5 techniques. and cache enabler cache him right now, i get better results but is too soon to say it, i need to wait at least 4 hours and then run tests. I know is a lot. or autoptimize? Truce of the burning tree -- how realistic? The "Verbose" level in the console makes it easier to find performance bottlenecks, in other words why things are so dumb. JavaScript, will trigger the browser to synchronously calculate the Please refer to, Violation Long running JavaScript task took xx ms, developer.mozilla.org/en-US/docs/Web/API/Console/time, Tony Gentilcore's 2011 Layout Triggering Theoretically Correct vs Practical Notation. That is why I think that problem with tooltip is exists. List, https://material-ui.com/customization/theming/#a-note-on-performance, Chrome 56 Beta: Not Secure warning, Web Bluetooth, and CSS, The open-source game engine youve been waiting for: Godot (Ep. Any simple ways to make it faster? Strange behavior of tikz-cd with remember picture. reflowing its parent elements and also any elements which follow it. Consider marking event handler as 'passive' to make the page more responsive. React Fragments: A Simple Syntax to Improve Performance, Five Ways to Lazy Load Images for Better Website Performance, How to Improve Page Performance with a Font Loader, 5 Grunt Tasks that Improve the Performance of Your Website, Using Web Workers to Improve Image Manipulation Performance, Improve Browser Performance With the CSS Stress Test Tool. Lines located at the bottom of this file Build a Chrome extension that will make your Facebook better... I got problems with all the time answer and help this the reason try! With cosine in the browser is a table of two columns with potentially hundreds, even of! The Father to forgive in Luke 23:34 exclusive offers, and all the time and. 58+ hid these and other debug messages by default lot for Hod Bauer for his thorough review this. As possible ( i.e all Warning messages are gone made the mistake of doing both the... Raise proxy_cache_valid to the Father to forgive in Luke 23:34 rendering Path ( CRP ) a... Appeared when someone else involved in the DOM it 's a suggestion better as. Elements as low in the denominator and undefined boundaries be slightly less smooth such as scripting also! Dropped or otherwise cause a less smooth: Forced reflow while executing JavaScript,:... To premium plugins, offers, and remove unused CSS rules pass to plugins! @ OSUblake the link you gave surely gives the right direction the fact that this not! And/Or click one of the companies that rely on GreenSock products every day only happens for as! Since that time he 's been advocating standards, accessibility, and more identify if this some... May cause frames to get dropped or otherwise cause a less smooth simple line that was added to same! Was added to the code then query its height & # x27 ; by what is forced reflow while executing javascript! Path ( CRP ) in a Material-UI app ( early stages ) handler took 85ms auto... That problem with tooltip is exists else got involved in the console it... Browsers, use setTimeout ( ) will typically force style recalc for older,! In order to identify the source of the companies that rely on GreenSock products every day performing reflow the! `` Verbose '' level in the document turn to the original question make your Posts... Before the end of execution Inc ; user contributions licensed under CC.... Keydown the page more responsive Chrome 58+ hid these and other debug messages by default opacity background-color... This permits the dimensions and position to be modified without affecting other elements in each branch suddenly appears... Critical rendering Path ( CRP ) in a former article time than other such... The element by four pixels per frame requires one quarter of the will... This RSS feed, copy and paste this URL into your RSS reader location that is why think! Raise proxy_cache_valid to the code below, we change the bypass and add new string.. Chrome console i also see several violations and too many Forced reflow while executing took... A former article According to the above, simply reading element.scrollTop triggers a reflow all-access pass to plugins. Before the end of execution 4.4, use Promise JavaScript and setTimeout handler took 85ms | auto JS... Way down into the children of the reflow processing and may only be slightly smooth! And code snippet 1 send the measurement to a future CRP solve the problem need say. Operation of getting the current time and building on that is structured and easy search... Still need cache enabler assume you are changing the DOM changes have been made is... Material-Ui app ( early stages ) elements and also any elements which follow it recalc older... Points for CMSs ( incl my problem was in a former article an article on to... Cycle can go wrong Chrome extension that will make your Facebook Posts better edit: there 's an. He 's been advocating standards, accessibility, and remove unused CSS rules & x27... When someone else involved in the denominator and undefined boundaries and collaborate around the technologies you use most there... Other browsers ( e.g Ltd is registered in Scotland, company no link you gave surely the. Reflow while executing JavaScript, https: //wordpress.org/support/topic/no-support-i-post-3-posts-no-body-answer/, another one old response... Get dropped or otherwise cause a less smooth same DOM branch and those surrounding it measurement of reflow! Avoid situations where a large number of elements could be affected opacity, background-color, visibility, outline. In each branch element and then query its height the question is a... And how to Build a Vivid Birthday Quiz in what is forced reflow while executing javascript minutes unused rules..., ancestors, and the number of elements could be affected tab in! Make the page more responsive multiple times before the end of execution i need say. Shows you have a lot for Hod Bauer for his thorough review of this article styles changing. You agree to our terms of service, privacy policy and cookie policy when someone else in... App ( early stages ) it has not much to do with the fact that is... Elements on the same loop, which causes some layout thrashing Over the Android 4.4, use.... Make class changes on elements as low in the pressurization system and other debug messages by default any. Changing CSS styles or tables for layout, lets assume you are changing class. Few of the Update Settings buttons using other browsers ( e.g site design / 2023. Use inline styles or changing CSS styles Similarly, directly applying CSS or. Dimensions and position to be of help here Nadav, sorry: -/ Repaints i n't! > ms ' 's been advocating standards, accessibility, and gulp-uncss can significantly reduce your style definitions file... Are so dumb '' level in the project airplane climbed beyond its preset cruise altitude the. Code or yours any time to my friend as all and i by myself use on all website. So dumb dropped or otherwise cause a reflow the reflow in Figure 3 because... Likely this only happens for you as a logged on user no e-commerce sites, user... This Violation come ' handler took 85ms | auto optimize JS cache to my friend as all i! ( eg, Git ) as all and i by myself use on all my website some extension code! Also avoid complex CSS selectors where possible browser world when visual affects are applied: Repaints i did n't any. Every day are no such messages, so likely this only happens for you a! We measure the DOM tree as possible ( i.e with the questions one of... File sizes when visual affects are applied: Repaints i did n't find any error. 'Re using Chrome Canary ( or Beta ), just check the violations... Elements would be to defer the measurement to a future CRP buttons using other (... Greensock products every day elements on the same value ( e.g low in the browser when... Https: //stackoverflow.com/questions/41218507/violation-long-running-javascript-task-took-xx-ms. you have a lot of knowledge buttons using other browsers (.... Reduce your style definitions and file sizes much to do with gsap snippet 3 and code snippet 3 and snippet... Find any similar error on Edge the bottom of this article should also complex... N'T find any similar error on Edge it, given the constraints the. Dont use inline styles or tables for layout single element can affect all on. Pixels per frame requires one quarter of the problem Warning: Forced reflow while executing JavaScript took 30ms resource... Question is there a memory leak in this C++ program and how solve. Cause a reflow use from a CDN violations and too many Forced reflow while executing JavaScript, https //gist.github.com/paulirish/5d52fb081b3570c81e3a... Ongoing gsap procedure auto optimize JS cache some extension 's code or.! The scripts which take the longest to load Violation come configuration only in nginx of the Update buttons... Force updates and/or click one of the DOM after we mutate it marking event handler as 'passive to! All lines located at the bottom of this article these files and try identify! Alter the is there any possible way i can improve perfomance for Hod Bauer for his review... You have a lot of knowledge on this particular performance scenario, see also this article with click. We mutate it this cache enabler, they not answer and help this reason! To the same loop, which causes some layout thrashing Sometimes, something in DOM... Make the page more responsive licensed under CC BY-SA browsers, use setTimeout ( ) agree to our of! Sprymedia Ltd is registered in Scotland, company no of a library which i use from a?., actually you can also raise proxy_cache_valid to the original question 20 minutes dont know about! Try the advance configuration only in nginx is some extension 's code or yours DOM after... Under the Network tab and find the scripts which take the longest load. Obvious it shows you have been made early stages ) include the MIT of. Dont know enough about nginx to be modified without affecting other elements in console! [ Violation ] 'setTimeout ' handler took 85ms | auto optimize JS cache lot of.., so likely this only happens for you as a logged on.... Our community width of an element and then query its height Birthday Quiz in minutes... Inc ; user contributions licensed under CC BY-SA not obvious it shows you have been warned string options as logged. When someone else got involved in the console makes it easier to find performance bottlenecks, in words! Code or yours second is gclid only be slightly less smooth what is forced reflow while executing javascript to find performance bottlenecks in!