Please note that the only procedures supported and maintained by Centreon are those published in the official documentation. If you have a question about this article, post it in the comments.
Symptom
You get the message “PHP Fatal error: Allowed memory size of X bytes exhausted (tried to allocate X bytes) in /path/file.php on line X”.
This error message could appear in centreon-error.log after an update or an upgrade.
These are some issues caused by this error:
- Impossible to display the parameters of a curve.
- The page remains empty/blank. Like here : https://thewatch.centreon.com/platform-7/unable-to-add-new-curve-blank-page-487?postid=1549#post1549.
- Connection via LDAP is impossible.
- The massive change action fails because too many elements are selected.
- “500 Internal Server error” occurs.
- Impossible to download/open an event report (when clicking on the XML and CSV icons).
- etc.
Solution 1 - EL
- Run the following command depending on the PHP version:
- For php8:
/etc/php.ini - Increase this value (256M or 512M for example):
memory_limit = 128M
- Then run this command:
systemctl restart php-fpm
Solution 2 - DEB
- Run the following command depending on the PHP version:
- For php8.2:
/etc/php/8.2/fpm/php.ini -
Increase this value (256M or 512M for example):
memory_limit = 128M
- Then run this command:
systemctl restart php8.2-fpm
Note: Please adapt the path and command according to your PHP version (/etc/php/8.1/ and systemctl restart php8.1-fpm).
See also
https://www.php.net/manual/en/ini.core.php#ini.memory-limit