Pagespeed

Find out your website’s performance with this comprehensive site page speed test tool

In today’s web-driven world, website performance plays a crucial role in user experience. One of the key factors that determine the success of a website is its page loading speed. Slow-loading web pages not only frustrate users but also have a negative impact on search engine rankings. To ensure that your website delivers an optimal user experience, it is important to regularly test its page speed and take necessary steps to improve performance.

There are several tools available that can help you test the speed of your website. One popular tool is Google PageSpeed Insights. This tool analyzes your website’s performance and provides a comprehensive report with suggestions for improvement. The report includes information about your site’s speed on both desktop and mobile devices, as well as recommendations for optimizing various aspects of your website.

When using tools like PageSpeed Insights, it is important to pay attention to the suggestions provided. These suggestions may include optimizing images, minifying CSS and JavaScript files, leveraging browser caching, and reducing server response time. By implementing these recommendations, you can significantly improve your website’s performance and reduce page loading times.

In addition to using tools, it is also a good practice to regularly check the performance of your website in real-world conditions. This can be done by using various online services that simulate the loading of a web page from different locations and devices. By testing your website’s speed from different locations, you can identify potential issues that may affect users in specific regions.

In conclusion, page speed is a critical factor in the success of a website. By regularly testing and optimizing your website’s performance, you can ensure that it delivers a fast and seamless user experience. So, don’t wait any longer – test your website’s page speed today and start improving its performance!

Importance of Optimizing Website Performance

Website performance is a crucial factor in the success of any web project. In today’s fast-paced digital world, users expect websites to load quickly and efficiently. A slow-loading site can lead to frustrated visitors who may abandon your site and never return. Therefore, it is essential to regularly check and test the speed and performance of your site’s pages.

Optimizing website performance has numerous benefits. Firstly, a fast-loading site improves user experience, as visitors can quickly access the information they need without waiting for the page to load. This can help reduce bounce rates and increase user engagement, leading to higher conversions and better overall site performance.

In addition to improving the user experience, optimizing website performance can also positively impact your site’s visibility in search engine rankings. Search engines take website speed into account when determining search results, and faster sites often rank higher than slower ones. By optimizing your site’s performance, you can increase your chances of attracting more organic traffic and reaching a larger audience.

Furthermore, optimizing website performance can also have financial benefits. Research has shown that slow-loading sites can have a negative impact on e-commerce sales. A delay of just a few seconds in page loading can significantly reduce conversion rates. By ensuring your site loads quickly, you can provide a smoother shopping experience for your customers and increase the likelihood of completing a purchase.

There are several techniques and tools available to help optimize website performance. These include compressing images, minimizing code, leveraging browser caching, and utilizing content delivery networks (CDNs). Regularly testing your site’s page speed and performance is crucial to identify areas for improvement and ensure that your site remains fast and efficient.

In conclusion, optimizing website performance is of utmost importance in today’s web-driven world. A fast-loading site not only enhances user experience but also improves search engine visibility and boosts conversion rates. By implementing various optimization techniques and regularly checking your site’s performance, you can provide a seamless browsing experience for your visitors and achieve better overall results.

Tools for Measuring Page Speed

If you want to check your site’s speed and loading time, there are several tools available to help you measure its performance. These tools can analyze various aspects of your website and provide valuable insights on how to improve its speed and overall performance.

1. Google PageSpeed Insights: This web-based tool by Google allows you to analyze the performance of your website on both desktop and mobile devices. It provides a detailed report on various performance metrics, highlighting areas where improvements can be made.

2. GTmetrix: GTmetrix is another popular tool that offers comprehensive website analysis. It provides detailed reports on a variety of performance metrics, including page load time, total page size, and the number of requests made.

3. Pingdom: Pingdom is a website monitoring service that includes a page speed test feature. It measures the loading time of your website and identifies areas for improvement. It also offers a waterfall analysis, which shows the loading time of each element on your page.

4. WebPageTest: WebPageTest is an open-source tool that allows you to test your website’s performance from different locations around the world. It provides a detailed report on various performance metrics and offers advanced features such as filmstrip view and video capturing of the page loading process.

5. Lighthouse: Lighthouse is a website auditing tool built into the Chrome browser. It provides an in-depth analysis of your website’s performance, accessibility, and best practices. It also offers suggestions on how to optimize your web pages for better performance.

Using these tools can help you identify areas where your site’s performance can be improved. By optimizing the loading time of your web pages, you can provide a better user experience and increase user engagement on your site.

Understanding Page Speed Metrics

When it comes to evaluating the performance of your website, one of the crucial tests you need to conduct is to check its page speed. The loading speed of your site greatly affects its overall performance and user experience. To optimize the loading speed of your web pages, it is important to understand the various page speed metrics.

One of the primary metrics to consider is the First Contentful Paint (FCP). FCP measures the time it takes for the first piece of content to be rendered on the screen. This metric provides insights into how quickly users can start consuming the information on your site.

Another metric to analyze is the Time to Interactive (TTI). TTI determines how long it takes for your site to become fully interactive for users. It is the point where users can actively engage with the elements on the page, such as clicking buttons or filling out forms.

The Load Time is another key metric to consider. It measures the total time it takes for a web page to load completely, including all the resources like images, scripts, and stylesheets. A faster load time ensures that users can access your content quickly, reducing the chances of them leaving your site due to long waiting times.

The Speed Index is a metric that represents how quickly content becomes visible on the screen. It takes into account the visual progression of your page and provides a score that indicates how fast users perceive your site to load. A lower speed index score indicates faster loading times and better user experience.

Additionally, the First Input Delay (FID) measures the time it takes for a web page to respond to a user’s first interaction, such as a click or tap. This metric is crucial for determining how quickly your site can process user actions and provide a seamless browsing experience.

By understanding these page speed metrics, you can identify areas of improvement for your website’s performance. Regularly testing and monitoring these metrics will help you optimize your site’s speed and create a better user experience.

Analyzing Website Loading Speed

Page speed is a critical factor when it comes to website performance. Users expect websites to load quickly, and a slow-loading site can lead to a poor user experience and decreased engagement. Analyzing your site’s loading speed is important to identify any performance issues and optimize your website for faster loading times.

Why is Website Loading Speed Important?

Website loading speed not only affects user experience but also impacts search engine rankings. Search engines like Google consider page speed as a ranking factor, meaning that slow-loading sites may be positioned lower in search results. Therefore, it is crucial to ensure that your website loads quickly to enhance both user satisfaction and organic visibility.

How to Check the Loading Speed of Your Website?

To check the loading speed of your website, there are several tools available that provide performance metrics and insights. Here are a few popular options:

Tool Description
Google PageSpeed Insights This tool analyzes your site’s performance and provides suggestions to improve speed and user experience.
GTmetrix GTmetrix offers detailed reports on your site’s loading speed, including recommendations for optimization.
WebPageTest WebPageTest allows you to test the loading speed of your site from different locations and provides comprehensive analysis.

By using these tools, you can gain valuable insights into your site’s loading speed and performance, helping you identify potential areas for improvement.

In conclusion, analyzing your website loading speed is crucial to ensure optimal performance and user experience. By regularly checking your site’s speed and making necessary optimizations, you can deliver a faster and more efficient web experience, ultimately leading to increased user satisfaction and better search engine rankings.

Factors Affecting Page Speed

Web page loading speed is a critical factor that can greatly affect the overall performance of your site. A slow-loading page can result in a negative user experience, leading to higher bounce rates and lower conversions.

There are several key factors that can impact the page speed of your site. By understanding and addressing these factors, you can optimize your site’s performance and ensure a fast and seamless user experience.

  • Server Response Time: The time it takes for your web server to respond to a request can significantly impact page speed. A slow server response time can delay the loading of your site’s pages, resulting in slower overall performance.
  • File Size and Compression: The size of the files on your site, including HTML, CSS, JavaScript, images, and videos, can affect page speed. Large file sizes can take longer to load, so it’s important to optimize your files by compressing them and minimizing their size.
  • Browser Caching: Caching allows a web browser to store certain elements of a web page, such as images and scripts, locally on a user’s device, which can improve page loading times upon subsequent visits. Setting proper caching headers and utilizing browser caching can significantly improve the speed of your site.
  • Code Efficiency: The efficiency and quality of your site’s code can impact page speed. Well-optimized code, including HTML, CSS, and JavaScript, can help reduce load times and improve performance. Minifying your code, removing unnecessary characters and whitespace, can also help improve page speed.
  • External Scripts and Plugins: Third-party scripts and plugins can add functionality to your site, but they can also impact page speed. It’s important to choose lightweight scripts and plugins and only include those that are essential to your site’s functionality.
  • Network Conditions: The speed at which your site’s pages load can be influenced by the user’s network conditions, such as their internet speed and connectivity. While you can’t control the user’s network, optimizing your site’s performance can help mitigate the impact of slow connections.

To check the page speed of your site, you can use various online tools and services that provide performance metrics and suggestions for improvement. Regularly testing your site’s page speed and addressing any issues that arise can help ensure that your site loads quickly and provides a positive user experience.

Tips to Improve Website Page Speed

Website page loading speed is crucial for optimal performance and user experience. A slow-loading web page can lead to high bounce rates, decreased conversions, and frustrated visitors. Here are some tips to help improve your website’s page speed:

1. Minimize HTTP Requests

Reduce the number of HTTP requests your web page makes by combining multiple files, like CSS and JavaScript files, into one. This reduces the round-trips required to load the page, improving its loading speed.

2. Optimize Images

Compress images to reduce their file size without sacrificing quality. Use formats like JPEG for photos and PNG for graphics or logos. Additionally, specify image dimensions in HTML to prevent the browser from resizing the image on loading, speeding up the process.

3. Enable Browser Caching

Make use of browser caching by specifying how long your web page elements should be cached. This allows returning visitors to load your page faster, as certain resources will be stored locally instead of being re-downloaded.

4. Minify CSS and JavaScript

Remove unnecessary whitespace, comments, and code from your CSS and JavaScript files to reduce their file size. This improves the loading speed, as smaller files can be transferred more quickly.

5. Use Content Delivery Networks (CDNs)

Utilize CDNs to distribute your website’s static resources, such as images, CSS, and JavaScript files, across multiple servers. This reduces the load on your main server and allows visitors to access these resources from a server geographically closer to them, improving speed.

6. Test and Monitor Your Website Speed Regularly

Check your website’s page speed using tools like Google PageSpeed Insights, GTmetrix, or Pingdom. These tools provide detailed reports and recommendations on how to further optimize your website’s performance. Monitor your website regularly to ensure that any changes or updates do not negatively impact its loading speed.

By implementing these tips, you can improve your website’s page speed, ensuring a faster and more efficient browsing experience for your visitors.

Image Optimization Techniques

Images play a crucial role in the overall performance of a website. They enhance the visual appeal and provide a better user experience. However, if not properly optimized, images can significantly impact the loading speed of a web page. Here are some image optimization techniques to improve the performance of your site:

1. Compress and resize images: Before uploading images to your website, make sure to compress and resize them. This reduces the file size without compromising the quality. There are various tools available online that help with image compression.

2. Choose the right image file format: Selecting the appropriate image file format can make a significant difference in the loading speed of a web page. JPEG is usually the best choice for photographs, while PNG is ideal for images with transparency.

3. Lazy loading: Implement lazy loading to load images only when they enter the user’s viewport. This technique helps improve the initial page load time by loading images as they are needed.

4. Use responsive images: Responsive images adapt to different screen sizes and resolutions, delivering the appropriate image size to each device. This eliminates the need to load large images on small screens, thus improving loading speed.

5. Optimize image alt text: Adding descriptive alt text to your images not only improves accessibility but also helps with search engine optimization. Optimize alt text by using relevant keywords that describe the image.

6. Enable browser caching: Configure your website to utilize browser caching. This allows the user’s browser to store static images, reducing the number of HTTP requests made to the server and improving overall loading speed.

By implementing these image optimization techniques, you can significantly improve the loading speed and performance of your website without compromising on the visual experience.

Minifying CSS and JavaScript Files

One important aspect of optimizing your website for speed and performance is by minifying CSS and JavaScript files. Minifying refers to the process of removing unnecessary characters from your code, such as white spaces, line breaks, and comments, to reduce the file size and improve page loading times.

When you have a lot of CSS and JavaScript files on your website, each of them needs to be downloaded by the browser, which can slow down the page load time significantly. By minifying these files, you can reduce the amount of data that needs to be transferred, making your website faster and more efficient.

How to Minify CSS Files

To minify your CSS files, you can use various tools and techniques. One popular option is to use online minification tools, where you can simply upload your CSS file, and the tool will remove the unnecessary characters for you. Some popular tools include CSS Minifier and YUI Compressor.

If you prefer a more hands-on approach, you can manually minify your CSS files by removing the white spaces, line breaks, and comments using a text editor or a dedicated code editor. This process requires some knowledge of CSS syntax, so make sure to back up your original files and test your website after minifying to ensure everything is working correctly.

How to Minify JavaScript Files

Minifying JavaScript files follows a similar process as minifying CSS files. You can use online tools like UglifyJS or Closure Compiler that automatically remove unnecessary characters from your code. These tools also offer advanced optimization techniques, such as renaming variables and functions to shorter names, further reducing file size.

Alternatively, you can use a task runner or build tool like Grunt or Gulp to automate the minification process. These tools allow you to define a series of tasks that minify your JavaScript files automatically whenever you make changes to your code. This saves you time and ensures that your minified files are always up to date.

Remember to test your website’s performance after minifying your CSS and JavaScript files to ensure that everything is working correctly. If there are any issues, you can always revert to your original files or optimize your code further.

In conclusion, minifying CSS and JavaScript files is a crucial step in optimizing your website’s performance. By reducing file size and improving loading times, you can provide a better user experience and boost your website’s speed.

Caching and Compression Methods

One of the key factors in improving the speed and performance of a website is implementing caching and compression methods. These techniques involve storing certain elements of a web page so that they can be quickly retrieved instead of being generated again from scratch.

When a user visits a site, the browser needs to download all the necessary files, such as HTML, CSS, JavaScript, and images, to display the page. This process can sometimes be time-consuming, especially if these files are large or if there are many of them. However, with caching, the browser can store some of these files on the user’s device for a specific period of time. This way, when the user visits the site again, the browser can retrieve the cached files instead of downloading them from the web server, resulting in a faster page loading speed.

Compression methods, on the other hand, involve reducing the file size of web page elements before they are sent to the user’s browser. This can be done by removing unnecessary characters, whitespace, and comments from HTML, CSS, and JavaScript files, as well as compressing images. Smaller file sizes are quicker to transmit over the network and require less time to load, resulting in improved website performance.

There are various caching methods available, such as browser caching, server-side caching, and content delivery network (CDN) caching. Browser caching involves setting the cache-control headers on the server to specify how long the browser should cache specific files. Server-side caching, on the other hand, stores entire web pages or frequently accessed data in the server’s memory, reducing the processing time required to generate a page. CDNs store copies of a website’s files on servers located in different geographic locations, allowing users to load files from the nearest server, further reducing the loading time.

Compression methods can be implemented through various techniques. Gzip is a popular compression method that reduces the file size of HTML, CSS, JavaScript, and XML files. It compresses these files by replacing repetitive strings with shorter character combinations. Brotli is another compression algorithm that provides even better compression ratios than Gzip, but it requires more processing power. Image compression techniques, such as lossless and lossy compression, can reduce the size of images without significantly impacting their visual quality.

To check the effect of caching and compression methods on your website’s speed, you can use various online tools and services. These tools can analyze your website and provide suggestions for improving performance, such as enabling browser caching, enabling compression, and optimizing images. Regularly testing and optimizing your site’s page speed can lead to a better user experience, improved search engine rankings, and increased conversions.

Content Delivery Networks

A content delivery network (CDN) is a system of servers distributed geographically to deliver web content to users faster. CDNs are used to improve the performance and loading speed of websites.

When a user requests a web page, the CDN checks which server is closest to the user’s location. The CDN then delivers the content from that server, reducing the distance the data needs to travel and improving the loading speed.

CDNs also help distribute the load of delivering content across multiple servers, ensuring that the website can handle high levels of traffic without significantly affecting performance. By caching content in various locations, CDNs reduce the strain on the web server, resulting in faster page loading times.

To test if your site is using a CDN, you can use online tools or browser extensions that analyze the network traffic. These tools can identify if a CDN is being used and which servers are delivering the content.

If your site is not currently utilizing a CDN, you may consider implementing one to improve performance, especially if your target audience is spread across different regions. CDNs can help reduce the latency and improve the browsing experience for users around the world.

Server Response Time Optimization

One of the key factors that can affect the loading speed of your website is the server response time. Server response time refers to the time it takes for your server to respond to a request made by a user’s browser.

It is important to optimize your server response time because a slow response time can significantly impact the overall loading speed of your website. A quicker response time helps ensure that your website loads faster, providing a better user experience.

How to Test Server Response Time

There are various tools available online that can help you check your server response time. One such tool is GTmetrix. You can simply enter your website URL into the tool, and it will provide you with detailed information about your server response time.

Tips to Improve Server Response Time

Here are some tips to optimize your server response time:

  1. Choose a reliable hosting provider: Make sure you select a hosting provider that offers servers with fast response times and reliable uptime.
  2. Enable caching: Caching allows your website to store frequently accessed data, reducing the need for the server to retrieve it each time a user visits your site.
  3. Optimize your database: A well-optimized database can greatly improve server response time. Regularly analyze and optimize your database to ensure it runs efficiently.
  4. Minimize HTTP requests: Reduce the number of requests your website makes to the server by combining and minifying files, such as CSS and JavaScript.
  5. Use a content delivery network (CDN): A CDN helps deliver your website content from servers located closer to the user, reducing the server response time.

By implementing these tips, you can greatly enhance your server response time and improve the overall performance and loading speed of your website.

Mobile Optimization for Page Speed

When it comes to website performance, it is crucial to ensure that your page loads quickly on mobile devices. With an increasing number of users accessing the web on their phones and tablets, mobile optimization is more important than ever.

To check the mobile performance of your site, you can use various tools and techniques. One popular method is to run a mobile speed test. There are several online tools available, such as Google’s PageSpeed Insights and GTmetrix, that can analyze your mobile page and provide suggestions for improvement.

Here are some tips for optimizing your website’s page speed on mobile:

1. Responsive Design: Ensure your website is built using a responsive design. This means that the layout and content will automatically adjust to fit different screen sizes and orientations.
2. Compress Images: Optimize your images for the web by compressing them without losing quality. Smaller image sizes will reduce the loading time of your page.
3. Minify CSS and JavaScript: Remove unnecessary spaces, comments, and line breaks from your CSS and JavaScript files. This will reduce the file size and improve loading speed.
4. Enable Browser Caching: Configure your website to utilize browser caching. This allows repeated visitors to load your page faster by storing static resources in their browser cache.
5. Reduce Redirects: Minimize the number of redirects on your website, as each redirect adds additional loading time. Try to directly link to the target page whenever possible.
6. Limit HTTP Requests: Reduce the number of HTTP requests by combining CSS and JavaScript files, using inline styles, and utilizing sprites for multiple images.
7. Use a Content Delivery Network (CDN): Implement a CDN to deliver your website’s content from servers geographically closer to the user. This can significantly improve page loading speed.

By focusing on mobile optimization, you can ensure that your website provides a fast and seamless experience for users accessing it on their smartphones or tablets. Regularly testing your site’s page speed and implementing the necessary improvements will help your site perform at its best.

Testing Site Performance on Different Devices

When it comes to web performance, it’s important to ensure that your site is performing well on different devices. This includes not only desktops and laptops, but also smartphones, tablets, and other mobile devices.

Why test performance on different devices?

With the increasing number of people accessing websites from mobile devices, it’s crucial to optimize your site’s performance for various screen sizes and processing power.

Testing your site’s performance on different devices allows you to identify any issues that may arise and make the necessary optimizations to improve the overall user experience.

How to test performance on different devices

There are several tools and methods you can use to test your site’s performance on different devices:

  • Responsive design testing tools: These tools allow you to see how your site looks and performs on different screen sizes. They help ensure that your site is responsive and adapts well to different devices.
  • Browser developer tools: Most modern web browsers come with built-in tools that allow you to simulate different devices and network conditions. This can help you identify and fix any performance issues.
  • Real device testing: For more accurate results, you can also test your site’s performance on real devices. This involves using actual smartphones, tablets, and other devices to access your site and check its speed and performance.

By testing your site’s performance on different devices, you can gain valuable insights into how well it performs across various platforms. This will help you identify any areas that need improvement and optimize your site for a better user experience.

Measuring Performance for Dynamic Web Pages

When it comes to improving the speed and loading time of your website, it’s essential to consider the performance of dynamic web pages. Unlike static pages, dynamic pages are generated on the server-side and may contain a variety of content that is personalized for each visitor.

Checking the performance of dynamic web pages requires a different approach compared to static pages. While tools like Google PageSpeed Insights can still provide valuable insights, they may not fully capture the loading speed and performance of dynamic content.

1. Use a Performance Testing Tool

One way to measure the performance of dynamic web pages is by using a dedicated performance testing tool. These tools simulate real user interactions and generate detailed reports that highlight areas of improvement.

Some popular performance testing tools include LoadRunner, JMeter, and Gatling. These tools allow you to define test scenarios, such as logging in, browsing specific pages, or performing specific actions, and measure the resulting page speed and loading times.

2. Monitor Server Response Time

Another important aspect of measuring performance for dynamic web pages is monitoring the server response time. Slow server response times can significantly impact the overall page speed and loading times.

To monitor server response time, you can use tools like New Relic, Datadog, or Pingdom. These tools track the time it takes for the server to process the request and send back the response. By monitoring server response time, you can identify any bottlenecks or delays and take appropriate actions to optimize your website’s performance.

In conclusion, measuring performance for dynamic web pages requires considering factors beyond just the initial page load time. By using performance testing tools and monitoring server response time, you can gain a better understanding of your website’s performance and make improvements to enhance the user experience.

Website Speed Testing for E-commerce Sites

When it comes to running an e-commerce site, the speed at which your web pages load can have a significant impact on your business. A slow-loading website can lead to higher bounce rates, lower conversion rates, and a poor user experience. To ensure that your website is optimized for speed and performance, it’s essential to regularly check and test its loading speed.

Why is Page Speed Important for E-commerce Sites?

Fast-loading web pages are crucial for e-commerce sites because they directly impact customer experience and ultimately affect your bottom line. Slow-loading pages can result in frustrated visitors who abandon their shopping carts and leave your site without making a purchase. On the other hand, fast-loading pages provide a smooth and seamless browsing experience, increasing the likelihood of visitors staying on your site longer and completing their purchases.

How to Test Your E-commerce Site’s Page Speed

There are several tools available that can help you test your website’s page speed and identify areas for improvement. Some widely used tools include:

Tool Features
Google PageSpeed Insights Provides a score for mobile and desktop page speed, along with suggestions for optimization.
GTmetrix Offers comprehensive insights into page speed, including waterfall charts, performance scores, and recommendations.
WebPageTest Allows you to test your website’s performance from multiple locations and provides detailed reports and analysis.

By using these tools, you can get a clear picture of how fast your site loads and identify any performance bottlenecks. It’s important to test your web pages from different devices and locations to ensure a consistent and optimal experience for all users.

Once you have identified areas for improvement, you can take steps to optimize your e-commerce site’s performance. This may include:

  • Compressing images to reduce file size
  • Minifying CSS and JavaScript files
  • Enabling browser caching
  • Optimizing server and database performance

Regularly testing and optimizing your e-commerce site’s page speed can help you provide a fast and efficient browsing experience for your customers, which in turn can lead to increased sales and customer satisfaction.

Tracking and Monitoring Page Speed Changes

Monitoring your website’s performance and loading speed is crucial to ensure optimal user experience. By regularly testing and checking the page speed of your site, you can identify any performance issues and take necessary measures to improve it.

To track the page speed changes of your website, you can use various tools and services available on the web. These tools provide detailed insights into the loading time, size, and other important metrics of your web pages.

One popular tool for tracking and monitoring page speed is Google PageSpeed Insights. It analyzes your web pages and provides suggestions for improving performance. With this tool, you can easily identify areas where your website is lagging and make the necessary optimizations.

Another useful tool is Pingdom Website Speed Test. It allows you to test the loading speed of your site from different locations around the world. By regularly monitoring the results, you can track any changes in page speed and take action if needed.

Additionally, you can consider setting up website monitoring services that provide real-time alerts for any performance issues. These services track the page speed and uptime of your site and notify you immediately if there are any significant changes or downtime.

When tracking and monitoring page speed changes, it’s important to establish a baseline and regularly compare the results. By doing so, you can identify trends and patterns and take proactive measures to ensure your website’s optimal performance.

Remember, a fast-loading website not only improves user experience but also plays a crucial role in search engine optimization. So, make it a priority to regularly test, check, and monitor the page speed of your web pages, and take necessary actions to improve performance.

The speed of your site:
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After optimization will be 90 from 100