Standard Operating Procedures
Post with emoji fails?
Error when inserting emoji? Processing value for the following field failed: post_content: The supplied value may be too long or contains invalid data.
Increase PHP Random Acces Memory (RAM) per PHP thread
Use Cloudlinux, do not use some vague .htaccess or user.ini file. Use the "options" and scroll down.Note: your account will *still* be having its own limits.
Dmarc
_dmarc subdomain, TXT reject all, lose policy reject all, strict spf and DKIM policy
Redis cache
Enable redis in the hosting control panel Install Redis Object Cache ( Till kruss ) Config wp-config.php enable the plugin -> wp-admin/options-general.php?page=redis-cache
30 seconds fatal error in class-wp-image-editor-imagick.php
PHP Fatal error: Maximum execution time of 30 seconds exceeded in /home/username/domains/domain.ext/public_html/wp-includes/class-wp-image-editor-imagick.php on line 888 Is this happening on all WP calls ? -> fix this by setting a define for MP_NO_THUMBSLATER as true in your wp-config.
Disable wp-cron.php
Now create a real linux cron to call php wp-cron.php
No user can visit wp-admin
Message Sorry, you are not allowed to access this page. WP Core Check user first: Note that NO role is present. Now check the DB user table: Now list all existing site roles ( https://developer.wordpress.org/cli/commands/role/list/ ) Note that the whole site does not have roles. Now add the base roles again ( https://developer.wordpress.org/cli/commands/role/ )
Allow online PHP editor again
While we do not encourage this at all, add a define true for MP_NO_DISALLOW_FILE_EDIT in your wp-config.php Why? If you make a mistake your complete site will be broken (PHP fatal error) and you cannot fix it using the editor again. Please use SSH/SFTP or even the hosting file manager -> editor at all costs.