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Tag: Performance

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Yeniel560

: What is recommended minimum object size for gzip performance benefits? I'm working on improving page speed display times, and one of the methods is to gzip content from the webserver. Google

Murray155

: Do private collaboration platform really need private file access? I need to make private collaboration platform, where the website is not open to public registration, and all the posts is only

Angie530

: Looking for WAMP/LAMP/MAMP Benchmarking I'm running ZWAMP WAMP stack on my local development machine. However I have found it to be very slow at serving pages from a Drupal site I have setup.

Jennifer507

: How is fluid theme's impact on rendering performance? I am new to responsive design and now re-making a template to make it more responsive. This involves redefining many fixed width and fonts

Rambettina238

: Images based website speed I have a WordPress site which is 90% based on images. I've installed Wp-Super-Cache, now it seems to load a little bit faster. I've made a speed test on Pingdom

Miguel251

: Logging what was in the content of a page I'm one of the people working on a Java based website that has the apache httpd in front of it. The content on the pages is migrating towards personalizing

Jessie594

: How to find out if my hosting's speed is good enough? There are lots of different online performance tests: Google PageSpeed Insights iWebTool Speed Test AlertFox Page Load Time WebPageTest

Tiffany637

: Shared to Dedicated or Amazon CloudFront to improve performances and keep secured? I have a Wordpress which currently takes about 1.8s to 2.5s for the home page to completely load in my country.

Connie744

: Using Amazon S3 has increased the page load time? Why? I am optimising the page load time for my site. After a bunch of changes, the load time had decreased. As suggested by a lot of people,

Candy875

: Strategies for very fast delivery of webpages I run a website Cucumbertown with an initial pay load of nearly 9KB zipped. All my js is delayed loaded with requirejs and modernizer is the

Steve110

: Benchmark for website speed optimization I working on website speed optimization. I mostly used 3 tools for analyzing speed of optimization. Speed analyzing Tools: Google pagespeed tool Yslow

Angie530

: What is the default behavior of Cache-Control If no private nor public were defined in the cache-control, e.g. Cache-Control: max-age=31461276 What is the expected behavior?

Sims2060225

: How to specify expiration of cacheable resources? I'm trying to speed up a wordpress site -- this site: http://richardclunan.net I'm following the observations here: http://gtmetrix.com/reports/richardclunan.net/9ps7Zc0j

Bethany197

: Slower site with the same configuration than a mirror copy…? I've got this Drupal site (ligadelconsorcista.org) that I have to move it from one server to another. The reason was that my

Sarah324

: CDN for site with target market in Australia I was told that http://www.edgecast.com/ is very good CDN provider for Australian market. I have a cloud server based in Sydney Australia but was

Moriarity557

: Internal CDN and setting up subdomain to increase maximum parallel connections I've heard that browsers can have around maximum of 6 parallel connections per domain at a time. So I decided to

Vandalay111

: Effects of Active Virus Scanner on WebApp for XS Azure VM Suppose a public WebApp is hosted on an EXtra Small (XS) Azure Virtual Machine (VM). What benefits and/or performance problems might

Jessie594

: Connection speed for a website from UK to Australia I need to open a website only for Australian customers. The fact is that our provider's servers are all housed in the UK. What do you suggest

Goswami781

: How to test the speed of a page that is guarded behind login page? For public page, I can use pingdom.com to calculate the response time/uptime of a page over a certain period of time.

Bryan171

: Why is loading speed of a website important for SEO? I see everywhere on the internet how to optimize loading speed of a website but no one says why it's important for SEO. Inevitably, there

Lengel546

: Need a study about average latency due to HTTP request and server processing time when downloading images that are a part of DOM I'm writing a thesis about css sprites and need to know the

Vandalay111

: JMeter: how to asign a single distinct value from CSV Data Set Config to each thread in thread group? I have to make a load test for a relatively large number of users so I cant really

Connie744

: Server comparisons - Comparing servers based on their specs We are busy creating a server hierarchy manager (possibly not the greatest name). What this is intended to do is determine which of

Megan663

: Why is there a huge gap before in my WebPageTest after the HTML has been downloaded? I am trying to improve front-end performance of my website, and there is a 3.5 second lag before the user

BetL925

: What are reasons of latency for a HTTP request to load HTML? I would like to know what are reasons of latency for a HTTP request to load HTML part of a webpage. I think about: loading

Jennifer507

: Async load of secondary content; Google says "slow", users see what they want faster We have a performance problem on our site, and we're digging in to correct some rather basic issues -- we

Ravi8258870

: Using one document for all images I have some icons around 100x100. I typically save out each icon as a .png but I wanted to know if I included all the .pngs in one document would it

Megan663

: Advice scaling website We could use advice on a scaling/ops issue. We have a simple website that runs on Rails 3.2.12 and uses MongoMapper instead of ActiveRecord. There is one database call

Shakeerah822

: Plesk: View system resources (e.g., RAM, CPU, etc...) for a VPS I've setup my first VPS. Previously I've always been hosting my projects on a shared hosting account. I run a couple of little

Welton855

: What to use for rapid PageSpeed analysis — Google Insights or Chrome extension? Which score is most reliable (and complete) to use when comparing different sites and pages to get a quick idea

Murphy175

: PageSpeed - Minimize DNS lookups: why not use IP address for resources One of the recommendations from web performance optimization services is to minimize DNS look ups. I fully understand why

Pope3001725

: How can I speed up the download time of a Bootstrap theme'd website? I realize some of the ways are: Use the minified versions of all the .css and .js Load the common library elements (jQuery,

Sent6035632

: Google Analytics Site Speed - iOS not being sampled I'm looking at a breakdown of site speed by operating system in Google Analytics to get a sense of mobile vs desktop load times. The problem

Goswami781

: Using a CDN for CMS software (multiple sites) I'm currently researching ideas for the media management side of a CMS I'm writing. I was looking at having images served from a CDN which is

Murray432

: Determining cause of random latency and loading issues I'm not sure exactly what details to post in regards to my issue, because I'm not sure what is relevant. Prior to the end of September

Smith883

: Long 'Wait' Time for three php/CSS files. Is something blocking them? I have been speed optimizing a Wordpress site to little effect. There are three files CSS-related php files from the Wordpress

Deb1703797

: Tracking state of a one time event on a big website Assume a website with 250 million active users. I add a new feature to the website. Once a user visits I want to use a short tutorial

Vandalay111

: Can I easily track site performance over time with Google PageSpeed? Are there any implementations of the Google PageSpeed API that allow one to track the performance of a site over time?

Kaufman445

: Slow site because of WordPress Evolve theme I've installed WordPress lastest version in my site. It is using Evolve theme. Demo of this theme is here. The original demo is also slow. Slowing

Smith883

: Why SPDY-enabled pages are not loading faster? I've just enabled the SPDY module on nginx, as explanained on the SPDY module site. I expected a speed enhacement on my site, but I haven't noticed

Pope3001725

: Is gzip compression available for GitHub pages? I'm using GitHub pages to host my site. While checking Google PageSpeed Insights, it recommends that I enable gzip compression. Since I have a

BetL925

: How to decrease the frequency of Google/Search-engine bots crawling my site? My server handles my visitors ok, but recently I found there are many search engine bots crawling my site and my

Goswami781

: How to measure the file download speed in another country Now I have a dir with about 5000 files (images) in it and I concerned if this amount will significantly slowdown speed of page load

Rambettina238

: Can I defer loading Modernizr? I'm using an HTML5 template that makes thorough use of the semantic tags and includes Modernizr up top to do the necessary IE coaxing. Google PageSpeed is complaining

Welton855

: Can I set Cache-Control in the .htaccess file for a specific part of a document (just a section of the ) I noticed, by using Google Page Speed Insights, that if I structure my HTML to load

Correia994

: Is my website is too slow? I checked the speed of my website with http://tools.pingdom.com/ . Results: Per. Grade = 85/100 Req.s = 18 Load Time = 1.94s Page Size= 96kb Is this result is good

Deb1703797

: Can using Varnish still help to improve the performance of my site if I already use CloudFlare? I'm using CloudFlare right now. Can Varnish still help to improve the performance of my site?

Marchetta884

: Declaring variables using single or multiple var statements. Performance wise Someone once told me that it's better for Javascript performance to use one var statement rather then multiple. I.e.

Jessie594

: SEO / Perfomance domain matters If I register a domain by some domain registrar and than host in on some hosting provider, does the SEO or performance matter? E.g. I register the domain in

Correia994

: What kind of increase can I expect from improving site speed I have a pretty slow site. This is what WMT measured: Now I know speed is a factor in SEO, but considering it is very difficult

Shakeerah822

: Google Pagespeed not recognizing minify, cache leveraging, etc Recently, my sites score completely dropped in site optimization/speed in the Google Adsense rating system. When using Google PageSpeed

Jessie594

: Why requests/Sec is very low in jmeter benchmarking while website serves so many users? I've created a Thread Group to test my server load. In the following picture you can see that throughput

Kimberly868

: "High response time" warnings in Google Webmaster Tools In my Google Webmaster Tools account, there are warnings about my site. Some URLs listed in this sitemap have a high response time.

Murray432

: Dynamically load CSS I'm using LESS for creating CSS and I'm considering using something like grunt-render on the server side in order to only load the CSS / JS that is needed for that page.

Kimberly868

: How do I fix "high response time" warnings from Google Webmaster Tools? In my Google Webmaster Tools account, there is warnings about my site: Some URLs listed in this sitemap have a

Ann8826881

: How do I pick a host with the fastest access to a third party API? I'm developing an application that relies on an API that is very time-sensitive. Every millisecond advantage I have over

Vandalay111

: Regarding improving site performance I have an e-commerce website and have close to 9000 products in it with each product having 3 pictures at least. Now my site is loading at an average speed

Pope3001725

: Is there any way to simulate a slow connection between my server and an iPad (without installing anything on the server)? Some of our webapp users have difficulty on slower connections. I"m trying

Si4351233

: Why does bingbot access my sites the most even if I set crawl rate to the minmum? Recently my sites got overloaded and it turned out bingbot was the culprit. I set the crawl rate for the

Pierce454

: Performance hit of a lot of unused font-faces If you have an html file, and in that html file you link to styles.css which covers all the styling of the page. Then inside of styles.css

Kaufman445

: What's the minimum age for a Cache-Control header with Akamai? We're planning an integration with a CDN (likely Akamai) and are trying to determine how low we could go for a max-age value.

Kristi941

: Specifying image dimensions to improve browser performance I recently ran an audit on my web site using Google Developer Tools. My images are all the same size (500 horizontal by 300 vertical

Ravi8258870

: What's causing the 'wait' time before my HTML loads? I have a website the seems to load very slowly. When I run a speed test on it I see there seems to be a 6 secound gap before the HTML

Annie201

: InstantClick effect on SEO? InstantClick.io is a pretty awesome JS library that makes a website feel a lot faster (in most cases) by prefetching links when a user is hovering above them. This

Gloria169

: Can .htaccess be used to cache AdSense JavaScript to improve the pagespeed score? I'm AdSense publisher and I need to improve the page speed score for my site. It already gets 90/100 for speed

Voss4911412

: Improve web site performance via parallel CSS downloads? I was optimizing the page load time of a website. One of the ways was by combining multiple HTTP requests for CSS into one combined

Ravi8258870

: What if one certain page is much slower than the rest of your website? I have a very fast website, but there is one overview page that queries a lot and takes 16 to 17 seconds to load.

Candy875

: When webservers send a page, why don't they send all required CSS, JS, and images without being asked? When a web page contains a single CSS file and an image, why do browsers and servers

Annie201

: For performance reasons: have different pages for search engines and users I have a SEO question for single page applications. We're working on a SPA (not yet public) that displays tables of

Si4351233

: What is "blocking time" in Chrome browser? According to the answer of https://stackoverflow.com/questions/15597936/blocking-time-in-google-chrome: "Blocking" is the time the request spent waiting

Reiling115

: Website Performance Testing Tools I have a contract before me that says our client will use "the following metrics will be used to determine performance standards" of the MVC4 based web site

Kevin317

: What are the performance implications of loading static files as links vs. sending everything (including static files) inline I was wondering what would be faster: Loading Static Files vs. Sending

Shelton105

: Website Speed Index for SPA applications I have a large SPA website, when measuring performance is there a standard metric to measure the time to transition between virtual pages? I know about

Angela700

: Improve load speed of web page with many images I own an ecommerce website built with Magento that has many images in the homepage for promotional banners. What is the best way to improve

Sims2060225

: For SEO, can content containing keywords be written into the page using JavaScript and still rank well? We have a list of product summaries that appear on several different product listing sections

Kaufman445

: How to improve load time when Pingdom says 80% of the load time is the web browser waiting for data from the server? tools.pingdom.com gives a speed analysis of any given website. What does

Mendez628

: Google Webmaster Tools is reporting that some URLs listed my sitemap have a high response time In Google Webmaster Tools looking at a new clients site, I'm seeing sitemap errors that I haven't

Heady270

: Does the load time of an XML sitemap matter? I have a dynamic sitemap that will change on a daily basis. Because I'm hosting on Heroku, I'm having some difficulty getting it to persist. I'm

Angela700

: Caching a changing site I run a website where the static content changes at least 4 times a week and I'm trying to figure out the best header arrangement to use. Currently I have all caching

Hamaas447

: How to make US websites faster in China? We've been troubleshooting our site's performance in China. We've removed a lot of the scripts that were slowing pages down. Two critical things we can't

Sarah324

: How to test the speed of my server inet connection? The connection speed our webapp is showing (from my office) is much slower than my connection speed to a SpeedTest.net site in the same

Shelley277

: Looking for a reliable consistent site testing tool I've been using GTMetrix for a while now but have noticed that the results are very inconsistent - and sometimes just wrong. Gidnetwork will

Angela700

: Requests with http://. should I block? I took a look at my logs and found out that earlier this year, random computers made a request to resources and my log recorded it as follows: "GET

Tiffany637

: Full Boostrap from CDN vs custom version from own server The last few versions of Twitter Bootstap can be customized to include only the components you need. The full version, with all the

Nimeshi995

: When do browsers clear cache and how can I make more use of 304 responses? I have a website with some some content which changes frequently. I would like to benefit from good caching when

Deb1703797

: Reducing waiting delay to webpage rendering time? I ran a few tests on my website at webpagetest.org and while the Time to First Byte is under 200ms, it seems that in all tests I have run

Deb1703797

: Confused about missing width and/or height attributes So I tested my site on https://gtmetrix.com and it said: The following image(s) are missing width and/or height attributes. I'm confused by

Frith620

: How to manage the leverage browser caching for third party JS files? Is it possible to set and expiration date for the file http://assets.pinterest.com/js/pinit_main.js? And the other stuff down

Murphy175

: Best practice how to specifiy the link's destination In my website, I have many files such contact.php, about.html etc. Right now I can call those file in my site by two methods. Method

Sherry384

: Does image dimensions outside image tag also slow page loading? I am using height and width for images in css before img tag (css in same page header) so I think there is no need to set

Si4351233

: Performance: 4096 Bit RSA-Key compared to 2048 bit RSA-Key Is there a comparison between 4096 Bit RSA-Key and a 2048 Bit RSA-Key? I'd like to know what impact on performance it has, if I'm

Annie201

: Speed of prefork+ruid2 with more connections on limited memory Currently I am using Apache in a server with WHM/Cpanel and I'm currently using Prefork MPM with Mod Ruid2 to process PHP pages.

Heady270

: How do i increase speed of my site by reduce time to fetch dns of my website? My website "happyclothing.in" took 5 seconds to load. where it took 2 seconds to fetch the dns . How do i

Welton855

: How to know if visitors are experiencing a good performance from the server? Sometimes I visit my wordpress website on godaddy, and looks like the site is slow. But when I refresh it goes

LarsenBagley505

: Forcing website icon to load early in all web browsers My goal is to allow a small keepalive timeout (of about 3 seconds) with a max of about 5 requests, just enough for the page HTML, page

Jennifer507

: Duplication of menu through javascript or PHP: Which is better for SEO and page performance? I have a site with a typical desktop dropdown menu. For the mobile menu (and on touch devices),

Radia820

: Why are there 2 calls to the root of my site in firebug's Net panel I am trying to diagnose performance problems on a website. The Net panel in Firebug is showing 2 calls to the site root

Merenda212

: Data center locations for hosting an international website My web site is currently hosted in the US in NYC and SFO data center locations. I'm not too familiar with DNS, but both IP's point

Si4351233

: Tradeoffs around using a query string vs embedding version number in the CSS/JS files I was reading articles and forum posts about using version numbers in CSS/JS files. http://www.stevesouders.com/blog/2008/08/23/revving-fil

Goswami781

: Many requests in my logs to the same obscure page from Opera Mini. What can be the explanation? I checked my site's logs and I found 20 thousand requests on the same day all to an obscure

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