ssh root@ec2-184-73-53-59.compute-1.amazonaws.com 'df'
ssh root@ec2-174-129-177-102.compute-1.amazonaws.com 'df'
ssh root@ec2-75-101-197-117.compute-1.amazonaws.com 'df'
ssh root@ec2-184-73-64-9.compute-1.amazonaws.com 'df'