Should i use php apc

You can even search single files to check their presence in the cache along with temporal information. Configuration directives for APC should go into an apc. This file should at least contain the line:. This is a statically allocated segment that only APC could write on, so it can be wasted RAM if you do not have so many source files to store. This setting is on by default and trades off a bit of performance to avoid cache staleness at all costs.

I'm not a filesystem expert, but if you always access the same files their inode's content should be cached in RAM by the operating system anyway, so the default setting could be the best fit. The mtime is reset only when the file is actually modified: unzipping a file or rsyncing it may not affect mtime. Find a cache that you would like to map to the APC instance and click Edit mappings. One the next screen proceed to select your APC instance as the primary cache and save changes.

Back in the known cache definitions table you should now see your APC instance listed under the store mappings for the cache you had selected.

You can proceed to map as many or as few cache definitions to the APC instance as you see fit. For bug and feature requests please create issues at tracker.

For help please visit the Hardware and performance forum. Skip to main content. Search Close Search. You are currently using guest access Log in. Maintained by Sam Hemelryk. This plugin allows the use of that APC data store as a Moodle cache store. In turn allowing you to use APC within Moodle.

Latest release: 7 years. Release Install now Download. Information and advice on using APC within Moodle APC provides a shared application cache that is usually very limited in size but provides excellent performance.

Once installed ensure you restart your web server before proceeding. Installation within Moodle Browse to your site and log in as an administrator. Log in as an Administrator. Once the page loads locate the APC row within the Installed cache stores table. You should see an "Add instance" link within that row. If not then the APC extension has not being installed correctly. Click "Add instance". Give the new instance a name and click "Save changes". You should be directed back to the configuration page.

We also have a guide that covers how to view and clear the APC cache. PHP is ideal for web pages that have content that is constantly updated, since each visitor gets a fresh copy of the page. So for instance if you have your PHP script pulling data from a database, as soon as there is new data in the database, it will automatically be in the generated HTML code for the next visitor requesting that page as well.

In most cases the need to re-run PHP scripts for data that might not have changed in the first place, can be taxing on the server. APC stores the opcode, and that is simply executed each time the script is called again. APC is great when you need local caching of objects for your PHP scripts that are relatively small and frequently accessed. Or if you prefer our system administration department can setup APC on your server for you.

InMotion Hosting contributors are highly knowledgeable individuals who create relevant content on new trends and troubleshooting techniques to help you achieve your online goals! Thanks for the question about the PHP caching solutions. Toggle navigation Phpflow. Leave a Reply Cancel reply Your email address will not be published.

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