The art of tuning a website to deliver it's content quickly and efficiently to the user over a potentially low bandwidth connection.

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38 views

What is an appropriate total page size for a homepage, including full-screen background images so that they load fast but don't look blurry?

I am in a dilemma. My customer wants to put several nice pictures as a background on Homepage, each of them being 1200 x 650 and sized about 1.5MB. I tried to compress them to a reasonable size at ...
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1answer
36 views

Is there a performance difference between background-size:cover and background-size:100% auto?

I know what the difference is between background-size: cover and background-size: 100% auto. I'm curious if there is a performance difference between the two and which one would be preferred?
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32 views

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. While the setup allows it to run very fast, I'm limited to processing ...
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62 views

What might be causing my site's pages to load more slowly in these IIS Rewrite Module rules?

I have the following IIS rewrite rules that work exactly as I wish on both my development and live servers within an Orchard CMS website, though when enabled, seriously slow the site's page loads. ...
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22 views

Will deleting font files make my website run faster even if it causes multiple (and more) zero byte requests for the missing files?

I have a file that is part of my website template with a size of 55.8 kb. I want to lean down my website and make it run faster. I can prevent that file from loading by deleting it. When that ...
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47 views

Can images be combined using the clip CSS Property while still maintaining image SEO and semantics?

I have two images in my web page. Actually there are 20 but I want to keep things simple: <div> <img src="apple.png" alt="Apple" /> <img src="orange.png" alt="Orange" /> ...
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16 views

Using SetEnvIf to not log overly accessed URLs

I'm trying to figure out how to craft my SetEnvIf's in my apache config so that the server hard disk isn't spinning 24/7 over log entries. What I want to do is disable logging for all domains and ...
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16 views

Page speed performing poorly specifically on OS X versions of Chrome. What gives?

I'm digging into page speed within my Google Analytics, and saw that I'm having higher than average load times with Chrome, which was unexpected. Digging in further by operating system, the issue ...
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8 views

change cpanel log file location

Is there a way in some configuration file to specify a new folder to put all the cpanel log files in, or is there a way to specify new log file names for each log? I ask this because I want to store ...
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29 views

How to prime cache on all location of a cdn

I have just started using MaxCDN to serve static resources faster (images, js and css mostly). It works great, as long as the data is cached on the cdn's location that is close to where I live. But ...
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21 views

Can a later DocumentRoot directive override an earlier DocumentRoot directive?

Because I use cPanel, the WHM developers are trying to restrict my subdomain creation to any folder within my user account of /home/username. In order to improve processing speed, I created a ram ...
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44 views

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? Id like to know what impact on performance it has, if Im choosing a 4096-Bit key for ssl-encryption. Is there any info which ...
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0answers
69 views

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 speed index, but that only seems to cover ...
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0answers
21 views

Fastest .htaccess redirect from example.com to www.example.com?

Now using the standard cPanel-created Apache .htaccess redirect, but it's taking a full 2 seconds to go from ´example.com´ to ´www.example.com´. Is there a faster method? Or should I let go of the ...
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0answers
10 views

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 that take place early in the process. Each call takes about 1.5 seconds of ...
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73 views

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 dimensions in img tag. But when I checked speed in different online tools, ...
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49 views

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 (e.g. between competitor websites without detailed analysis)? I am asking because for ...
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71 views

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 the content and as such just about every ...