aws ec2 create-placement-group
Creates a placement group in which to launch instances. AWS CLI reference
9 options Its page in the AWS CLI reference
Options
--dry-runChecks whether you have the required permissions for the operation, without actually making the request, and provides an error response.--group-nameA name for the placement group.--linked-group-idReserved for future use.--operatorReserved for internal use.--parent-group-idThe ID of a parent placement group.--partition-countThe number of partitions.--spread-levelDetermines how placement groups spread instances.--strategyThe placement strategy.--tag-specificationsThe tags to apply to the new placement group.