Script disen_cronjobs.sh will help to disable and enable all cronjobs during maintenance. Script can be executed with below two options Disable cronjobs before starting maintenance $ sh disen_cronjobs.sh disable Enable cronjobs after maintenance $ sh disen_cronjobs.sh enable Note: Script should be executed with disable option first in order to make a backup of existing crontab entries disen_cronjobs.sh Below is the sample execution and output of script $ crontab -l */5 * * * * sh /home/oracle/scripts/dbcheck.sh */5 * * * * sh /home/oracle/scripts/listenercheck.sh $ sh disen_cronjobs.sh Script Usage sh disen_cronjobs.sh (disable|enable) $ sh disen_cronjobs.sh enable Enabling Cronjobs from backup @02/Oct/2020 09:22:41 GMT No /home/oracle/scripts/cronjob.crj.bkp File Exist Run script with disable option first $ sh disen_cronjobs.sh disable Disabling Cronjobs @02/Oct/2020 09:23:41 GMT Making current cronjob backup and disabling all entries */5 * * * * sh /home/oracle/scripts/dbcheck.sh */5 * * * * sh /home/oracle/scripts/listenercheck.sh New CRON Entry ============== #*/5 * * * * sh /home/oracle/scripts/dbcheck.sh #*/5 * * * * sh /home/oracle/scripts/listenercheck.sh $ sh disen_cronjobs.sh enable Enabling Cronjobs from backup @02/Oct/2020 09:24:02 GMT */5 * * * * sh /home/oracle/scripts/dbcheck.sh */5 * * * * sh /home/oracle/scripts/listenercheck.sh
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