Fix "Apache is running a threaded MPM, but your PHP Module is not compiled to be threadsafe. You need to recompile PHP. AH00013: Pre-configuration failed"

The below steps apply for PHP8:
1. Go to /etc/httpd/conf.modules.d

2. Edit 00-mpm.conf

3. Uncomment following line:
LoadModule mpm_prefork_module modules/mod_mpm_prefork.so

4. Comment both the following:
#LoadModule mpm_worker_module modules/mod_mpm_worker.so
#LoadModule mpm_event_module modules/mod_mpm_event.so

5. Start Apache
service httpd start

Fix "XMLReader Support Missing" WordPress error - AWS Linux 2 instance

When trying to import a site plugin, you could get the following error:

You're close to importing the template. To complete the process, please clear the following conditions.

    XMLReader Support Missing

To fix it, please follow the next steps:

1. Make sure the installed php version is 8.0:
php -v
PHP 8.0.20 (cli) (built: Jun 23 2022 20:34:07) ( NTS )

If not, follow the steps described here to upgrade to PHP 8.0:
https://www.cyberciti.biz/faq/install-php-7-2-7-3-7-4-0r-8-0-on-amazon-linux-2/

2. Install xml support:
yum install php-xml

3. Enable all xml modules:
php -i --enable-xml
php -i --enable-xmlreader
php -i --enable-xmlwriter

4. Check modules are installed:
php -m

5. Restart php
service php-fpm restart

6. Restart httpd
service httpd restart

All set.

View WordPress memory consumption

 1. Install and Activate Server IP & Memory Usage Display

 

2. This will add a banner at the footer at WordPress App:

 

 

 3. Optional - If needed to increase PHP or WP Memory limit.

 PHP - Edit php.ini file and change the following line:

memory_limit = 256M

WordPress - Edit wp-config.php and add the following line:

define( 'WP_MEMORY_LIMIT', '200M' );
/* That's all, stop editing! Happy publishing. */