# Usage: lshost ip-172-28-115-41
# Ex. Output:
#     Hostname : ip-172-28-115-41 || InstanceID : i-0cf1a535723e25e56

function lshost() {
    Hostname=$1
    ICLog=$(sift -rizl --limit=1 --file-matches=InstanceJointStatusMap --ipath=daemons/instance-controller $Hostname | sort | tail -1)
    InstanceID=$(sift -riz --limit=1 $Hostname $ICLog | awk '{print $1}')
    echo Hostname : $Hostname \|\| InstanceID : $InstanceID
}