How to stop all the processes except by entering Linux via SSH? I have been deleting some Feeds through the Feeds GUI, but somehow Drupal 7 has been stuck. The site is in maintenance mode. I have no Drush access, and I cannot enter with Admin 0 user.

How can I stop all the processes except by entering Linux via SSH?
If you can log into your hosting account control panel, you may have access to PHPMyAdmin to change the password. Also you might be able to reboot your server from there.