WordPress – Display Performance Stats

Copy and place inside your child themes functions.php

add_action('wp_footer', 'show_template');
function show_template()
{
if ( is_user_logged_in() )
{
echo '
';
echo 'queries: '.get_num_queries().'
';
echo 'Page generation took: '.timer_stop().'
';
echo 'MB Peak Memory Used: '.round(memory_get_peak_usage() / 1024 / 1024, 3).'
';
}
}

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