Preloading will visit each page of your site generating a cached page as it goes along, just like any other visitor to the site. Due to the sequential nature of this function, it can take some time to preload a complete site if there are many posts. To make preloading more effective it can be useful to disable garbage collection so that older cache files are not deleted.
Be aware however, that pages will go out of date eventually but that updates by submitting comments or editing posts will clear portions of the cache. Your cache directory fills up over time, which takes up space on your server. If space is limited or billed by capacity, or if you worry that the cached pages of your site will go stale then garbage collection has to be done. Garbage collection happens on a regular basis and deletes old files in the cache directory.
On the advanced settings page you can specify: 1. Cache timeout. How long cache files are considered fresh for. After this time they are stale and can be deleted. Setup how often garbage collection should be done. Notification emails. You can be informed on garbage collection job progress. It depends on your own site. If your site gets regular updates, or comments then set the timeout to seconds, and set the timer to seconds.
If your site is mostly static you can disable garbage collection by entering 0 as the timeout, or use a really large timeout value. Do not ever put important files or symlinks to important files or directories in that directory. They will be deleted if the plugin has write access to them. A Content Delivery Network CDN is usually a network of computers situated around the world that will serve the content of your website faster by using servers close to you.
Static files like images, Javascript and CSS files can be served through these networks to speed up how fast your site loads.
It works by rewriting the URLs of files excluding. Many CDNs support origin pull. This is an advanced technique and requires a basic understanding of how your webserver or CDNs work. Please be sure to clear the file cache after you configure the CDN.
There is one regular WordPress filter too. The filter accepts one parameter. WP Super Cache has its own plugin system. This code is loaded when WP Super Cache loads and can be used to change how caching is done.
This is before most of WordPress loads so some functionality will not be available. Plugins can be located anywhere that PHP can load them. Add your own plugin either:. The cookie name and value are used to differenciate users so you can have one cookie, but different values for each type of user on your site for example. Make sure the following line is in wp-config. If your hostname resolves to Do they return a file not found or code?
To fix you must add the following line to your wp-config. Then clear your cache. If you see garbage in your browser after enabling compression in the plugin, compression may already be enabled in your web server. You can disable that in three ways. If you have root access, edit your php. If certain characters do not appear correctly on your website your server may not be configured correctly. You need to tell visitors what character set is used.
Edit the. Install like any other plugin, directly from your plugins page but make sure you have custom permalinks enabled. Almost all you have to do is deactivate the plugin on the plugins page. If you want to do it manually, enable debugging in the plugin settings page and load the log file in a new browser tab. Then view your blog while logged in and logged out. You should see activity in the log. View the source of any page on your site. On reload, a cached page will show the same timestamp so wait a few seconds before checking.
If the plugin rules are missing from your. The pagespeed module for Apache may cause problems when testing. Disable it if you notice any problems running the cache tester.
If you only want to use the WP-Cache engine then edit your wp-config. Supercache files are index. Those files contain information about the cached file. Comments will show as soon as they are moderated, depending on the comment policy of the blog owner. Other dynamic elements on a page may not update unless they are written in Javascript, Flash, Java or another client side browser language.
The plugin really produces static html pages. No PHP is executed when those pages are served. No, it will do the opposite. Super Cache files are compressed and stored that way so the heavy compression is done only once.
As a result, your server spends less time talking over the network which saves CPU time and bandwidth, and can also serve the next request much more quickly. Note: this functionality is disabled by default.
You will have to enable it on the Advanced Settings page. There are 2 ways of doing this. You can use Javascript to draw the part of the page you want to keep dynamic.
WP Super Cache 1. The cached page to be displayed goes through this filter and allows modification of the page. If the page contains a placeholder tag the filter can be used to replace that tag with your dynamically generated html.
An example plugin is included. Edit dynamic-cache-test. There are two example functions there. The other example function uses an output buffer to generate the dynamic content.
See this post for a more technical and longer explanation. Cached files are served before almost all of WordPress is loaded. This plugin caches entire pages but some plugins think they can run PHP code every time a page loads. WordPress deletes the plugin folder when it updates a plugin. You can put your custom plugins in a different directory in a number of ways. See or this post on writing WP Super Cache plugins. When a visitor leaves a comment the cached file for that page is deleted and the next visitor recreates the cached page.
A page takes time to load so what happens if it receives visitors during this time? This feature stops this happening. The cached page is not cleared when a comment is left. It is marked for rebuilding instead. The next visitor within the next 10 seconds will regenerate the cached page while the old page is served to the other 99 visitors. The page is eventually loaded by the first visitor and the cached page updated. See this post for more. Sometimes a category page is cached as the homepage of the site instead of the static page.
This is caching done by your browser, not the server. It is a check your browser does to ask the server if an updated version of the current page is available. That tracking adds a query string to each url linked from various sources like Twitter and feedreaders. Unfortunately it stops pages being supercached.
Use chmod directory to fix the permissions or find the permissions section of your ftp client. Unfortunately some hosts require that those directories be writable. Load your desktop ftp client and connect to your site. Download that file and edit it in a text editor. Now upload it, overwriting the wp-config. Now upload it, overwriting the. This page on the WordPress Codex explains everything you need to know about file permissions on your server and various ways of changing them.
Clearing those files can take time plus your visitors will now be visiting uncached pages. Cached pages have to be refreshed when posts are made.
The only real limit are limits defined by your server. Change example. Your theme is probably responsive which means it resizes the page to suit whatever device is displaying the page.
The following plugins have been tested but YMMV depending on mobile client. The following people have contributed to this plugin. Thank you to the translators for their contributions. Translate into your language. View support forum. Skip to content WordPress. Description This plugin generates static html files from your dynamic WordPress blog. The static html files will be served to the vast majority of your users: Users who are not logged in. Users who have not left a comment on your blog.
Or users who have not viewed a password protected post. The plugin serves cached files in 3 ways ranked by speed : Expert. This completely bypasses PHP and is extremely quick.
Supercached static files can be served by PHP and this is the recommended way of using the plugin. You still need a custom permalink. You can keep portions of your page dynamic in this caching mode. WP-Cache caching. This is mainly used to cache pages for known users, URLs with parameters and feeds.
Known users are logged in users, visitors who leave comments or those who should be shown custom per-user data. WP-Cache caching will also cache visits by unknown users if supercaching is disabled. You can have dynamic parts to your page in this mode too. This mode is always enabled but you can disable caching for known users, URLs with parameters, or feeds separately. Recommended Settings Simple caching.
Compress pages. Cache rebuild. CDN support. Extra homepage checks. Development Active development of this plugin is handled on GitHub. Translation of the plugin into different languages is on the translation page. Documentation If you need more information than the following, you can have a look at the Developer documentation.
Preloading You can generate cached files for the posts, categories and tags of your site by preloading. Garbage Collection Your cache directory fills up over time, which takes up space on your server. CDN A Content Delivery Network CDN is usually a network of computers situated around the world that will serve the content of your website faster by using servers close to you.
Allows a plugin to add WordPress hooks. Use it to modify that page, perhaps by adding new configuration options. You only need to call that function once to add it. You must edit the file and change the path so it points at the wp-super-cache folder.
Are there directories and files there? If your browser keeps asking you to save the file after the super cache is installed you must disable Super Cache compression. This must be disabled by your administrator.
You should choose one way and install the Enforce www preference plugin if you are using an old WordPress install. The latest versions redirect themselves you should always be running the latest version of WordPress anyway! See this discussion for more. Could not get mutex lock. You can also disable file locking from the Admin screen as a last resort.
It has to be on a local disk. File locking and deleting expired files will not work properly unless the cache folder is on the local machine. The last two are especially important for making sure browsers load new versions of existing pages on your site.
The path to wp-cache-phase1. Is the path to wp-cache-phase1. If it is not correct the caching engine will not load. The timestamp on my blog keeps changing when I reload. Check that the path in your. You may have to hardcode it. Try disabling supercache mode. If your blog refuses to load make sure your wp-config. Are you missing an opening or closing PHP tag? Your front page is ok but posts and pages give a ?
You may need to manually update your. Use the plugin to make sure jobs are scheduled and for what time. Best to disable it. This might happen if you have WordPress installed in an unusual way. Installation Install like any other plugin, directly from your plugins page but make sure you have custom permalinks enabled.
How to uninstall WP Super Cache Almost all you have to do is deactivate the plugin on the plugins page. To manually uninstall: Turn off caching on the plugin settings page and clear the cache. Deactivate the plugin on the plugins page. Delete the wp-super-cache folder in the plugins folder. Optionally delete advanced-cache. FAQ How do I know my blog is being cached? Please follow the steps below to download and properly replace you file:.
If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.
Microsoft typically does not release Microsoft Word DAT files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing FontCache-Obsolete An incorrectly installed DAT file may create system instability and could cause your program or operating system to stop functioning altogether.
Proceed with caution. You are downloading trial software. Subscription auto-renews at the end of the term Learn more. Average User Rating. View Other FontCache-Obsolete What are FontCache-Obsolete Cannot register FontCache-Obsolete Cannot start Microsoft Word A required component is missing: FontCache-Obsolete Please install Microsoft Word again.
Failed to load FontCache-Obsolete The application has failed to start because FontCache-Obsolete The file FontCache-Obsolete This application failed to start because FontCache-Obsolete Re-installing the application may fix this problem. How to Fix FontCache-Obsolete Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.
In the search results, find and click System Restore. Follow the steps in the System Restore Wizard to choose a relevant restore point. Restore your computer to that backup image. Step 2: If recently installed Microsoft Word or related software , uninstall then try reinstalling Microsoft Word software.
In the search results, find and click " Add or Remove Programs " Find the entry for Microsoft Word and click " Uninstall " Follow the prompts for uninstallation. If this Step 2 fails as well, please proceed to the Step 3 below. In the Windows Update dialog box, click " Check for Updates " or similar button depending on your Windows version If updates are available for download, click " Install Updates ".
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