Why doesn't Ultimate Cron run scheduled jobs, but only manually?

Question

Drupal

I created my own module, attached hook_cron with the module name. I set the start time, but according to the plan, the task does not start, although it manually works out. Writes "job is behind schedule". What is the mb cant?

Answer 1

Is cron configured on the server?
https://www.drupal.org/docs/7/setting-up-cron-for-...