#127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
#::1         localhost6 localhost6.localdomain6

127.0.0.1 ip-10-0-223-116.ec2.internal ip-10-0-223-116 localhost
10.0.223.116 ip-10-0-223-116.ec2.internal ip-10-0-223-116
10.0.109.247 ip-10-0-109-247.ec2.internal ip-10-0-109-247
10.0.226.140 ip-10-0-226-140.ec2.internal ip-10-0-226-140