How can I create a custom page for this too many connections error page because I know it's because my server is overloaded? I wanted to show a custom error page instead of this when my website is overloaded by traffic.
Check out the source of dead_db() which powers the message.
You'll see that you can create a file db-error.php in your WP content directory (which by default is /wp-content/) and it'll load that instead!
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