Thanks for the answer.
Hustle does not work with the wp-rocket plugin enabled for caching.
When activating ssh2 with all in one event calendar returns
Warning: ssh2_sftp_realpath() expects parameter 1 to be resource, null given in /home/scc/public_html/wp-admin/includes/class-wp-filesystem-ssh2.php on line 269
Works with other plugins
http://scc.org.br/agenda.php#event|congresso-de-homens-setembro-2016|3659
The image remains nonresponsive. Cuts in mobile devices
