Questions tagged [cron]
The cron tag has no usage guidance.
300
questions
29
votes
2
answers
22k
views
How to test wp_cron?
This is kind of a stupid question...
I scheduled a action to run every hour:
if(!wp_next_scheduled('my_hourly_events'))
wp_schedule_event(time(), 'hourly', 'my_hourly_events');
add_action('...
- 13.6k
28
votes
4
answers
48k
views
How to debug WordPress "Cron" wp_schedule_event
How can I debug problems with WordPress Cron? I think it will trigger when users go to your site but any errors wont be shown to them, as the jobs are run "asynchronously". So how might I debug errors?...
- 1,871
25
votes
6
answers
13k
views
Running WP Cron on multisite the right way
I have WordPress Multisite with several sites. I set up DISABLE_WP_CRON to true in my wp-config.php.
If we set up cron task with wget or curl we have 30 sec rule to execute PHP script. It's so small ...
19
votes
6
answers
20k
views
WP Cron Doesn't Execute When Time Elapses
The goal
I want to use wp_schedule_single_event( ) to execute a single event that sends me an e-mail 8 minutes after the user submits a form.
The issue
The following code is in my functions.php:
...
- 3,909
18
votes
10
answers
26k
views
Delete thousands of cron jobs
I discovered that I have 29,000 cron jobs in my WordPress database from deactivated and deleted plugins. I have tried a number of optimizer plugins but the huge number of cron jobs means I can't ...
- 481
17
votes
3
answers
12k
views
Check if function called by cron job
I have a function that I only want to run via a cron job. Is there a way I can check that a particular scheduled event is calling this function and not anything else?
- 3,914
12
votes
4
answers
65k
views
Wp_Schedule_Event every day at specific time
I write Following code to run my function every day at 16:20 ..
But I guess is the problem in code..
not working
Epoch timestamp: 1427488800
3/28/2015 1:10:00 AM
if( !wp_next_scheduled( '...
- 186
10
votes
2
answers
7k
views
Do WordPress cron jobs slow down page loading?
If a user visits a site and his visit triggers a cron job that is quite intensive, the page load speed will be slower for him right? As I understand the page doesn't wait for the cron job to execute ...
- 3,914
9
votes
2
answers
10k
views
Uncaught Error: Call to undefined function wp_generate_attachment_metadata() @ wp-cron
Devs
I have a WP-cronjob running that is supposed to import some pictures and set them as attachments for a specific post. But I'm apparently unable to do so while running it as a WP-cronjob - it ...
- 313
9
votes
2
answers
7k
views
Delete all scheduled events with a particular hook
I have several cron jobs all hooked to the same hook, but each with a different argument (a post ID). It appears wp_clear_scheduled_hook only clears job which match the argument passed with it (or ...
- 32.3k
9
votes
2
answers
1k
views
Wordpress cron isn't scheduled on amazon web services
I'm trying to setup a cron to run every hour, it works fine on my local vagrant box, but it doesn't seem to schedule properly on aws(elastic beanstalk). Here's the code:
register_activation_hook(...
- 221
8
votes
2
answers
2k
views
Running WordPress on the Command Line - Turn off Delayed Output?
I'm creating a cron job that runs outside of WordPress. From a development perspective, this makes it really easy to debug and create cleanup scripts or cron jobs, by just running a command like the ...
- 567
8
votes
3
answers
3k
views
Schedule WordPress Auto-Updates to only run during business hours
We've turned on WordPress Auto-Updates (yey!), but, just in case this does break anything, we'd like to only run Auto-Updates during daylight hours (e.g. 09:00 - 17:30).
We have the "on init" WP-Cron ...
- 81
8
votes
1
answer
1k
views
Real automated and unattended wordpress upgrade including plugins
I'm looking for a truly automated way to upgrade wordpress and its plugins, something that i could put in the crontab and configure it to run daily.
I have several wordpress plugins (>20) and a multi-...
- 1,113
7
votes
3
answers
4k
views
How do I log plugin (cron) actions?
Is there a recommended way to log (failed) cron actions from your plugin? For example, I have a plugin that synchronizes with an external service every hour. I want to log how much was changed, but ...
- 30.3k
7
votes
2
answers
2k
views
How is WP Cron Locking implemented?
WordPress takes measures to ensure that a cron task doesn't run twice when it should run once, e.g. once every hour when an hourly schedule is given, rather than the occasional twice at the scheduled ...
- 56.4k
6
votes
1
answer
9k
views
Better handling of WP-CRON server load abuse
There are multiple reports on how wp-cron is a far from ideal solution because it runs every time a page is loaded, which is unnecessary in most scenarios (one scenario in which it would be necessary ...
- 574
5
votes
2
answers
6k
views
wp-cron.php - How are WP's Cron transients removed?
I have a Wordpress Network that I am tasked with disabling the WP Cron and replacing it with an Apache Cron. I have set up a PHP script that when called by an Apache Cron will loop through all sites ...
- 642
5
votes
1
answer
2k
views
When does next Cron Job run (time from now)?
I would need to know how much time is left between now and the next time a specifc Cron Job is done.
For another answer I built a basic cron inspector plugin which can be found here.
Reason I'm ...
- 50.2k
5
votes
1
answer
631
views
Get frequency of scheduled event
How do I get the frequency of a scheduled event?
I am writing a plugin, that would do something in a user defined schedule.
The way I am trying to do this, is creating a custom cron schedule, which ...
- 151
4
votes
4
answers
4k
views
Running WP Cron on specific local time
The scenario is to run insert_post function every midnight (00:00) of local time. Must run daily on weekday.
function add_daily_task(){
if((date('l', time()) != 'Saturday') || (date('l', time()) !...
- 267
4
votes
2
answers
14k
views
wp_schedule_event not working?
I cannot get a Wordpress cron to trigger. I am trying to run this code to see if I can get an email sent to me hourly.
It's taken directly from the Wordpress examples here: http://codex.wordpress.org/...
- 541
4
votes
1
answer
3k
views
Need to execute a cron job
I need a cron job to execute the following url
http://www.mywebsite.com/wp-admin/admin.php?page=myvideoblog/mvb_main.php&action=processfeed&updatefeed=67
The problem is that it requires ...
- 432
4
votes
3
answers
754
views
Refresh external feeds only in cron?
Is there an easy way to ensure that external feeds (via fetch_feed()) are only fetched via cron, and not when a regular user visits the site? This is for performance reasons, I want to minimize the ...
- 30.3k
4
votes
2
answers
2k
views
run a cron task without obstructing page load?
I have a plugin that lets users upload post attachments via AJAX in the admin area. I later try to push these files to DropBox via their REST API. It almost works. The issue is with WP cron task which,...
- 3,044
4
votes
1
answer
2k
views
WordPress cron running twice
I have the following code that creates a CSV and then sends an email:
function generate_and_send_csv()
{
// Removed CSV code for ease of reading
wp_mail('email@address.com', 'New Data ...
- 231
4
votes
1
answer
777
views
crontab wp-cron.php on multisite path-based network: one for each path? Or just one for the root?
I have a single wordpress with multisite config enabled:
define( 'WP_ALLOW_MULTISITE', true );
I want disable internal cron in wp-config.php with:
define('DISABLE_WP_CRON', true);
My multisite ...
- 295
4
votes
1
answer
495
views
Recurring scheduled task help
I'm trying to set up a scheduled task in my Wordpress installation which will (eventually) run a script to send an email once a day with a load of data in.
However I can't seem to get a scheduled ...
- 219
4
votes
1
answer
501
views
Calling static method in the Widget Class
I have a widget
class Xwidget extends WP_Widget{
function cron_addB(){}
}
I want to run a cron job that calls that function from outside the class
function xxx_cron_activation() { ;
if ( !...
- 143
4
votes
1
answer
142
views
Cron firing my function everytime wp-admin is visited
This is a MU-plugin I'm developing, and I want it to run hourly. Unfortunately, it's running every time I visit any site's wp-admin page. I've used the Debug Bar plugin with the Cron plugin, and it ...
- 177
3
votes
2
answers
6k
views
Delete posts from a post type automatically via Cron
how can I use Cron to delete posts of a certain post type once they reach a certain limit, like keep maximum 50 posts?
The reason is that these posts are being imported automatically periodically, so ...
- 3,914
3
votes
2
answers
939
views
What would be a PHP command to erase all posts from category X from the last month?
I wish to run a cron job that would permanently erase all the posts belonging to some category from the past X days (say, week).
This is probably very basic, but I would appreciate some pointers.
...
- 1,833
3
votes
2
answers
3k
views
What happens when wp_cron is deactivated in Wordpress?
In a Wordpress 3.5.1 the apache log generates the following error related to wp-cron.php:
[18/Jun/2013:10:53:21 +0200] "POST /wp-cron.php?doing_wp_cron=1371545601.7393701076507568359375 HTTP/1.0"
...
- 143
3
votes
2
answers
4k
views
Transient RSS feeds in wp_options not removed automatically?
I just noticed 55.000 entries(!) in my wp_options table. I had not been there for a while.
So I ran:
delete from `wp_options` where `option_name` like '_transient_timeout_rss%'
delete from `...
- 2,574
3
votes
2
answers
3k
views
Running wp-cron from CLI
Not sure if my assumption is correct regarding running wp-cron from CLI would be slightly faster than calling it via wget or curl, so either way I'm trying this:
/usr/bin/php /var/www/mywebsite.com/...
- 601
3
votes
1
answer
596
views
How to make wp cron job not fire immediately?
I'm scheduling a job in wp cron:
add_action('my_cron_hook', 'my_cron_action');
wp_schedule_event( time(), 'interval1', 'my_cron_hook' );
function my_cron_action(){
//do something
}
The ...
- 33
3
votes
1
answer
2k
views
How Do I Make WordPress Run an Event Every Day?
In a plugin I want to build, it deals with contests. A contest has a date on it. Does WordPress have a feature in it where it can run a piece of code every day without requiring someone to create a ...
- 1,805
3
votes
1
answer
1k
views
get_posts inside cron
Edited to rewrite my question
I'll try to be as clear as possible, as I need to get this resolved quickly.
I disabled WordPress' cron, and added a real cron job on my server to call wp-cron.php ...
- 831
3
votes
1
answer
2k
views
get_posts / WP_Query Memory size of 134217728 bytes exhausted
I want to get all post IDs of my product pages. But either the first way or the second way are succesfull...
I always get:
PHP Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to ...
- 197
3
votes
1
answer
328
views
Hourly WP schedule, do I need at least 1 visitor hourly?
I am planning to schedule an hourly task from my wp plugin, as I understand these tasks are triggered by visits to the website.
So for an hourly task I will need at least one visitor hourly.
Does it ...
- 69
3
votes
2
answers
5k
views
Initialize WordPress environment to use in a real cron script
I have to run a PHP script through real cron (WP cron being too unreliable). Within that script, I need $wpdb to insert data into WordPress table. But of course $wpdb will not be available as ...
- 945
3
votes
2
answers
1k
views
Cron jobs for deactivated plugins
Hi I am using a plugin to view the cron jobs that are run by wordpress. I am noticing that there are jobs related to plugins I have deactivated and even deleted. Why is this so and how can I remove ...
- 3,914
3
votes
1
answer
3k
views
Updating WooCommerce variable product stock issue
Soo.. I've created CRON script, that each 1 minute retrieves an actual stock systems data, converts it for Wordpress/Woocommerce database table and updates stock.
On database side everything looks ...
- 161
3
votes
1
answer
759
views
Why?: hundreds of empty files named wp-cron.php?doing_wp_cron.<digit>
In the home directory of the nginx user I have hundreds of empty files named wp-cron.php?doing_wp_cron.
So my questions are
why...?
can I delete them...? .
and how do I stop then regenerating?
...
- 151
3
votes
1
answer
596
views
Can't access wp_filesystem in cron function
I'm writing a plugin for integrating WP with Visma. It will basically spit out an XML file every third hour using wp cron (going to setup server cron for wp-cron.php on the live site) and save it to ...
3
votes
1
answer
1k
views
Cronjob not working as expected - issue with hook?
Today I've tried to write a Wordpress Cronjob. For testing purposes I wrote a function that sends me an email every hour, but it's not working.
I've got a plugin called 'Core Control' which shows me ...
- 371
3
votes
2
answers
583
views
WP CRON runs only the first time
Here is my code
function cron_add_weekly( $schedules ) {
$schedules['seconds'] = array(
'interval' => 5,
'display' => __( '5 Seconds' )
);
return $schedules;
}
...
- 33
3
votes
2
answers
1k
views
Is there any background process that I can run from plugin without depending on page hits on a website without affecting page-load speed?
I am developing a WordPress plugin and wants to run a background task that calls an API and updates database table. Now, the API can only give results for 5 DB entries in one go and for 500 entries in ...
- 151
3
votes
2
answers
3k
views
Multiple wp_schedule_event cron jobs in plugin cause multi-execution
over the last week I have been working on some cron jobs for a real-estate website that has hundreds of updates/deletes and new posts added each day. I am very near the end now and looking to ...
- 31
3
votes
1
answer
793
views
WP Cron emails not working
Running wp 3.5.1.
I have 2 plugins that work in part. They do everything nice. If I click to send emails, they send the emails. However the scheduled emails are not being sent.
The plugins are:
...
- 31