aws ssm create-maintenance-window
Creates a new maintenance window. AWS CLI reference
12 options Its page in the AWS CLI reference
Options
--allow-unassociated-targetsEnables a maintenance window task to run on managed nodes, even if you haven't registered those nodes as targets.--client-tokenUser-provided idempotency token.--cutoffThe number of hours before the end of the maintenance window that Amazon Web Services Systems Manager stops scheduling new tasks for execution.--descriptionAn optional description for the maintenance window.--durationThe duration of the maintenance window in hours.--end-dateThe date and time, in ISO-8601 Extended format, for when you want the maintenance window to become inactive.--nameThe name of the maintenance window.--schedule-offsetThe number of days to wait after the date and time specified by a cron expression before running the maintenance window.--schedule-timezoneThe time zone that the scheduled maintenance window executions are based on, in Internet Assigned Numbers Authority (IANA) format.--scheduleThe schedule of the maintenance window in the form of a cron or rate expression.--start-dateThe date and time, in ISO-8601 Extended format, for when you want the maintenance window to become active.--tagsOptional metadata that you assign to a resource.