If you don't want to depend on the possible visits or need accurate cron requests not hard to reply Linux crontab to replace the WP-Cron system..
Simply disable the WP-Cron adding DISABLE WP CRON to the wp-config. php issue and create new crontab line with wget or curl commands fetching the wp-cron. php URL of your blog..
But for WordPress MultiSite installs you will need one crontab line for blog and if you have many blogs it is simple to establish and configure all the cron calls..
The aim of this plugin is to provide method to implement Linux cron requests for WordPress MultiSite with only one line in Linux crontab..
This only one request points to the blog cron URL with general arguments ensuring controlled and not public cron requests..
In the page settings of this plugin you can reply the frecuency of this process the time between blog cron calls estimate all the duration to avoid consecutive consulting number of time of all cron processes etc..
Obviously this configuration depends of number of blogs the need frecuency of cron calls and or the application type of server you will need some testing to achieve the right parameters...
From the area activate the plugin through 'Plugins in WordPress.
Doing this check up my multisites allowing wp-cron. php to run time page is loaded and put the strain back on the server reclaiming the overused security that my hosting provider was penalising me for.....
Browse the code recheck out SVN repository or subscribe to the development log RSS....
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