cqlsh host port -f schema.cql
ops: ec2-54-199-146-135.ap-northeast-1.compute.amazonaws.com
ec2-54-199-146-132.ap-northeast-1.compute.amazonaws.com ec2-54-199-143-122.ap-northeast-1.compute.amazonaws.com ec2-54-199-146-135.ap-northeast-1.compute.amazonaws.com ec2-54-199-143-197.ap-northeast-1.compute.amazonaws.com ec2-54-199-142-208.ap-northeast-1.compute.amazonaws.com ec2-54-199-146-126.ap-northeast-1.compute.amazonaws.com ec2-54-199-139-91.ap-northeast-1.compute.amazonaws.com ec2-54-199-142-200.ap-northeast-1.compute.amazonaws.com ec2-54-199-141-93.ap-northeast-1.compute.amazonaws.com ec2-54-199-136-165.ap-northeast-1.compute.amazonaws.com
ops: ec2-54-193-57-39.us-west-1.compute.amazonaws.com
ec2-54-193-57-19.us-west-1.compute.amazonaws.com ec2-54-193-57-11.us-west-1.compute.amazonaws.com ec2-54-193-57-57.us-west-1.compute.amazonaws.com ec2-54-193-56-229.us-west-1.compute.amazonaws.com ec2-54-193-57-10.us-west-1.compute.amazonaws.com ec2-54-193-57-39.us-west-1.compute.amazonaws.com ec2-54-193-56-223.us-west-1.compute.amazonaws.com ec2-54-193-57-17.us-west-1.compute.amazonaws.com ec2-54-193-56-215.us-west-1.compute.amazonaws.com ec2-54-193-57-40.us-west-1.compute.amazonaws.com