You stop the Scheduler. Once the Scheduler has been stopped, scheduled DBM commands are no longer executed.
You have the server authorization SchedulerMgm.
scheduler_stop
Call the Database Manager CLI, log on as operator OLEG with password MONDAY, connect to the database instance DEMODB, stop the Scheduler for the database instance:
>dbmcli -u OLEG,MONDAY -d DEMODB scheduler_stop
OK
Database Administration, Automating Administration Tasks