glamurnapani

https://github.com/Yoast/wordpress-seo/issues/9247

after installing 7.1 its seems ok.
loading time is just about 1s and cpu usage 20-30%.
there is one warning at the query monitor:

Warning

Parameter 2 to sbtonly_filter() expected to be a reference, value given

wp-includes/class-wp-hook.php:286

WP_Posts_List_Table->prepare_items()wp-admin/edit.php:180
wp_edit_posts_query()wp-admin/includes/class-wp-posts-list-table.php:136
wp()wp-admin/includes/post.php:1073
WP->main()wp-includes/functions.php:960
WP->query_posts()wp-includes/class-wp.php:715
WP_Query->query()wp-includes/class-wp.php:599
WP_Query->get_posts()wp-includes/class-wp-query.php:3230
apply_filters_ref_array(‘posts_search’)wp-includes/class-wp-query.php:1956

Core