Explanation/Reference:
AD: To schedule exachk, we can create a cron job or we can create a job in Enterprise Manager..
To add an Enterprise Manager job to execute Exachk on a periodic basis. Execute the following steps.
First go to
Enterprise, Job, Library. Then create a new OS Command job
E: exachk options include AUTORUN_SCHEDULE, which schedules recurring health checks using the AUTORUN_SCHEDULE daemon option.
References:
http://www.oracle.com/technetwork/database/availability/exadata-health-resource-usage-2021227.pdf
http://docs.oracle.com/cd/E68491_01/OEXUG/automated-daemon-mode-operation.htm Best practices: Execute the latest version of the exachk utility before and after planned maintenance activities and at least once every month