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Cloud Server: crontab / crons via SSH
Crontab (crons via SSH) is available only for Cloud Server, by default.
Cron tasks do not know the absolute path. Calling PHP without specifying the complete paths to the executable therefore makes it impossible to execute the task.
replacing X.X by the desired PHP version (/opt/php7.1/ bin/php, for example).
To list the crons of the SSH user in question: crontab -l -u SSHUserName
To edit them: crontab -e -u SSHUserName
In order to receive email notification of the results of your cron tasks, add MAILTO=address@email to the beginning of the file