Improve site performance and user experience via caching: browser, page, object, database, minify and content delivery network support.
9
votes
5answers
5k views
W3 total cache - cache refresh programmatically
I am building a Digg like website in WordPress.
After installing W3 Total Cache, I noticed certain elements such as number of votes (and voters ids) per post are cached even though they shouldn't be ...
7
votes
2answers
383 views
Pros and Cons for high “expire time” on wp-super-cache or w3-total-cache?
In the wp-super-cache page, there is the following sentence, which I do not understand::
Checking for and deleting expired files is expensive, but it’s
expensive leaving them there too. On a ...
5
votes
2answers
627 views
Best way to show Dynamic Content on a Cached Wordpress Site?
I really want to use one of the Cache plugins so that I can serve up more Static pages on my WordPress theme/site. This is obviously the best performance upgrade you can do for a WordPress ...
4
votes
4answers
871 views
W3 Total Cache, CDN and theme files
I updated the style.css file of my WordPress installation recently. The change were effective: when logged in as an administrator (my blog is set so that the administrator is never served a cached ...
4
votes
1answer
582 views
W3 Total Cache, RackSpace Cloud Files, and Forcing Downloads
I'm using W3 Total Cache's CDN connection to RackSpace CloudFiles to serve severall hundred media files. My goal is to get the files to download in the user's browser, rather than stream. According to ...
4
votes
1answer
228 views
w3 total cache minification breaks wp_localize_script()
I am trying to configure W3 total cache plugin to speed up my site. The minify option is great but I am running into the following issue:
Let's say I have a JavaScript file I am attached wp_localize ...
3
votes
2answers
320 views
W3 Leverage browser caching not working for google pagespeed
I have a site at http://iqonline.eu which uses w3 total cache for all its caching and minifying purposes and everything is working nicely as per normal. However when checking the site on Google page ...
3
votes
1answer
269 views
Wordpress Browser Cache with W3-Total-Cache doesn't show new posts
I'm running the latest version of both Wordpress (3.5.1) and the always popular W3 Total Cache (0.9.2.8), but I'm having issues with the browser cache. Basically I can't figure out the settings to ...
3
votes
2answers
330 views
Lighttpd, WordPress Caching plugin
If I use Lighttpd as webserver, how can I use caching plugin like w3 total cache or wp super cache?
Need your help for configuring lighttpd.
Thanks.
3
votes
2answers
158 views
Is it possible to disable caching of an option when using w3 total cache?
a plugin i'm working on has a conflict with w3 total cache. To be more specific, in my code i have
static function get_instance()
{
if( self::$_instance === NULL ) {
// get the settings ...
3
votes
2answers
391 views
Showing as logged in after logout (W3 Total Cache issue)
I've got a login/logout link using wp_loginout(). After a user logs out their user info is still being shown by get_currentuserinfo(), only after they visit a second page does it revert to not showing ...
3
votes
2answers
604 views
W3 Total Cache Plugin with WP 3 MultiUser
I'm having some strange behavior with my W3 Total Cache solution working on my multi-user Wordpress 3 installation. The multi-user is setup to use sub directories, and I'm using all types of caching ...
3
votes
0answers
162 views
How to cache custom pages using W3 Total Cache?
Some posts are requested through Ajax.
<?php
// Filename: ajax-posts.php
require_once "wp-load.php";
echo my_get_post($_GET["id"]);
?>
How can I make theese Ajax requests cacheable by W3 ...
3
votes
1answer
275 views
Proper hook for W3TC defines, or dynamically disable w3 total cache
I have a site that uses a shopping cart plugin (Shopp), a plugin I wrote, and W3 Total Cache.
In my plugin, I'd like to make sure that W3 Total Cache does not serve any cached pages if the user has ...
2
votes
2answers
240 views
How can you develop on a live WordPress installation that is using W3 Total Cache?
Or to make it easier: you just want to disable the caching in order to see your changes in realtime.
Any solution that would allow you to disable caching based on IP, logged user or cookie will be ...
2
votes
2answers
1k views
Clear cache when a post is submitted
I have a question.
How can I clear the cache when a post is submitted ?
Actually, I need to clear two speficied pages which display these articles ?
By default, I have noticed the index.php is ...
2
votes
2answers
2k views
WP-e-Commerce and W3-Total-Cache integration problem
My shopping cart is being cached by w3 total cache. This is the expected default behaviour. The thing is I can't find an easy solution for this.
I am showing my shopping cart on almost every page, so ...
2
votes
2answers
376 views
Make W3 Total Cache “Empty All Caches” function purge varnish
Right now, when I perform "Empty All Caches" it doesn't send a PURGE request to varnish. The result is that varnish isn't being refreshed. Is there a way that I can make varnish purge it's cache when ...
2
votes
1answer
1k views
W3 Total Cache active but not working (solved)
Update:
Found the reason for the issue. The theme had this
add_action('init','ezgz_buffer');
function ezgz_buffer()
{
ob_start('ob_gzhandler');
}
The above code enables gzip-compression if ...
2
votes
1answer
188 views
Should the page cache be refreshed often?
In the w3 total cache there is the option to set the time until the cache is flushed (and thus, recreated on the next time a visitor comes by).
My question is, assuming I've got a lot of content on ...
2
votes
3answers
211 views
Rename W3 Total Cache admin menu
I'm developing a plugin that I'll install for all my clients to make WordPress slightly easier to use for them. One of the things it will change is name of the W3 Total Cache Admin menu from ...
2
votes
1answer
670 views
Varnish + W3 Total Page Cache
I currently have varnish setup on my server. I'm also using the W3 Total Cache plugin to speed up the site through a CDN.
Question:
Is there any point in using varnish if the pages are being cached ...
2
votes
2answers
2k views
W3 Total Cache Minify Rewrite Error with Wordpress on nginx
I'm trying to get W3 Total Cache to rewrite URLs to minified files. I've tried every tutorial I could find but I don't seem to be able to get it right. I keep getting a W3 Total Cache error saying ...
2
votes
2answers
140 views
wordfence scan warning on W3 Total Cache
I use Wordfence plugin which scans server side plugins with original plugin files to see if anything was modified by hacker/cracker. Today I got a warning and it shows these modifications on ...
2
votes
1answer
621 views
Exclude content from w3 total cache
I use w3 total cache on a site I run which also now has to display a small popup at the bottom of the page to mention that the site uses cookies (thanks EU). The idea is that this only appears the ...
2
votes
0answers
136 views
AJAX vs Fragment Caching for W3 Total Cache
I'm running a WP site with WooCommerce and I want to do some caching. I'm going to exclude the pages such as the cart/checkout for obvious reasons however there are a couple of the things on the site ...
1
vote
3answers
1k views
Page output in strange characters
Apparently a lot of people complain that they only see random letters and characters:
My biggest problem is that I can't reproduce the problem on ANY of my devices!
Not on my Windows XP laptop, not ...
1
vote
5answers
1k views
W3 Cache plugin and Facebook sharing
LATEST UPDATE (June 13th 2012)
I can't figure out what's wrong with my codes.
When I want to share one of my blog posts and use either the Facebook share button or copy the link of the blog post ...
1
vote
3answers
1k views
Page cache for categories not updating with W3 Total Cache
I noticed recently that the full page cache for category pages isn't getting updated. Other pages seem to work fine (home, posts, etc) but categories cache files stay untouched for days until I ...
1
vote
2answers
279 views
PHP Code stuck in Cache [Memcached]
Been having a bit of a problem with my site regarding our caching method and my php code not refreshing or flushing.
To start, my site is on a dedicated Nginx webserver. I used W3 Total Cache for ...
1
vote
3answers
423 views
Settings to get the most out of W3 Total Cache
I'm running a dedicated server which hosts one website - our WordPress install.
Currently we're getting around 400,000 pageviews per month and that will likely rise quickly over the coming month - ...
1
vote
2answers
462 views
Plugin Expires Headers - W3 Total Cache
Using the Google PageSpeed Online, it looks like the CSS/Images/JS files of most of my plugins (including wp-nivo-slider) do not get their expires-headers set. Is there a solution for this so that W3 ...
1
vote
2answers
985 views
w3 Total Cache expire headers not set
I have been using w3 Total Cache with the setting to enable Expires Headers and eTags but they are not being set.
I'm serving images and other media from a sub-domain such as static.example.org ...
1
vote
3answers
121 views
server load. $_SERVER['REMOTE_ADDR'] and $_SERVER['HTTP_HOST']
while writing new code and testing it, I incorporate it into my site by testing for the remote IP address as follows; i.e., I'm the only one who will see the new code:
in /functions.php:
// to hide ...
1
vote
3answers
2k views
How do I get W3 Total Cache not to cache sidebars?
At the moment I run PHP code in my side bars. Even though I have the following
header("Pragma: no-cache");
header("cache-Control: no-cache, must-revalidate"); // HTTP/1.1
header("Expires: Mon, 26 ...
1
vote
1answer
2k views
Error Message from W3 Total Cache when .htaccess Rules Cannot Be Modified?
I have just installed the Plugin " W3 Total Cache " .I have enabled permalinks too. Then it is showing a message
Browser Cache feature is not
operational. Your .htaccess rules
could not be ...
1
vote
2answers
222 views
Using Multisite with a CDN?
I'm running Wordpress Multisite hosted with Bluehost, and only have 5 low volume sites. My site load time has been awful recently, so I've used Lazy Load, DB optimization, Smush.it, and Quick Cache to ...
1
vote
3answers
238 views
Can't get rid of minify after uninstalling W3 Total Cache
I've tried to replace my WP Super Cache for W3 Total Cache but it didn't worked. It was bugged all over and minify wouldn't work properly. So I uninstalled it s suggested by the plugin creator in one ...
1
vote
2answers
255 views
Intermittently missing pages and posts in WordPress
Every now and then some of my Wordpress pages (and posts) seems to be missing, I get the 404 page (although the HTTP response code is 200). A couple of hours later the page is back, with no changes in ...
1
vote
1answer
187 views
W3 Total cache “empty all caches” and no stylesheets render
I have the w3 Total cache plugin installed and so far its been great as I'm sure you will all agree, so thanks to the author for an amazing plugin. However, I used the "empty all caches" button on the ...
1
vote
2answers
174 views
Remove W3 Total Cache minified files on custom page outside of WordPress
I have created a page outside my WP network install (following this info from css-tricks)
The output of which is used for a Facebook business page tab as a Facebook app.
It is working just fine, ...
1
vote
2answers
899 views
How to exclude a specific template from being cached by a CDN
I’m using a specific template on my self-hosted WordPress blog to display a page with randomized posts.
Recently, I configured W3 Total Cache to make use of a content delivery network (CDN). When ...
1
vote
1answer
299 views
How to disable Vary cache header on W3Total Cache plugin
I've hired incapsula.com performance services for my wordpress blog, and one of their techs is telling me this about the performance of my website:
On important note, yoursite.org returns the Vary ...
1
vote
1answer
270 views
W3 Total Cache - How to disable “Performance” menu under multisite?
I am running a multisite install with domain mapping and W3 Total Cache set up on each of the sites. I don't use a network in the traditional sense - each site is generally independent. I only have ...
1
vote
1answer
390 views
Headway body classes and W3TC page cache conflict
I'm currently working on a website using WordPress, Headway, Modernizr and W3 Total Cache. The problem I'm having is that W3TC is caching the body tag, which means that this isn't being updated ...
1
vote
1answer
339 views
Share media among different domains
I have multiple Wordpress instances that live on separate domains (not a multisite installation).
Since they provide the same content in different languages I'd like to share the images among these ...
1
vote
1answer
141 views
Has anyone used the wordpress plugin w3-total-cache on a Dreamhost VPS successfully?
I was encouraged by Dreamhost to go with FCGI, XCache and w3 total cache. But I'm not sure what the optimal settings are, especially re: the Object and Database cache. Any suggestions?
Also, I can't ...
1
vote
1answer
629 views
Getting WPTouch and W3 Total Cache to Work Together
I cannot get WPTouch to work with W3 Total Cache. WPTouch admits that there is a known issue with the two, and they send you to a tutorial. The tutorial is out of date, however, and does not work for ...
1
vote
1answer
265 views
Transient / object cache maximum key length [duplicate]
Possible Duplicate:
Long option names fail silently?
The WordPress Transients API makes it easy to save expensive values and look them up later. If you install an object backend (such as ...
1
vote
0answers
95 views
nginx varnish w3 total cache issues
I converted a few sites from Apache to nginx and it was running well for a while. I recently updated the nginx configuration regarding the new changes to W3 Total Cache rules. I also tried to clean ...
