**To list all executions for a Maintenance Window** This example lists all of the executions for a Maintenance Window. Command:: aws ssm describe-maintenance-window-executions --window-id "mw-ab12cd34ef56gh78" Output:: { "WindowExecutions": [ { "Status": "SUCCESS", "WindowId": "mw-06cf17cbefcb4bf4f", "StartTime": 1487692834.595, "EndTime": 1487692835.051, "WindowExecutionId": "518d5565-5969-4cca-8f0e-da3b2a638355" } ] } **To list all executions for a Maintenance Window before a specified date** This example lists all of the executions for a Maintenance Window before a specific date. Command:: aws ssm describe-maintenance-window-executions --window-id "mw-ab12cd34ef56gh78" --filters "Key=ExecutedBefore,Values=2016-11-04T05:00:00Z" **To list all executions for a Maintenance Window after a specified date** This example lists all of the executions for Maintenance Window after a specific date. Command:: aws ssm describe-maintenance-window-executions --window-id "mw-ab12cd34ef56gh78" --filters "Key=ExecutedAfter,Values=2016-11-04T17:00:00Z"