~$ aws cloudwatch list-metrics \
   --namespace AWS/EC2 \
   --dimensions 'Name=InstanceId,Value=i-06adbb89163554f52' \
   --query 'Metrics[*].MetricName'
[
    "NetworkPacketsIn",
    "NetworkPacketsOut",
    "CPUUtilization",
    "MetadataNoToken",
    "NetworkIn",
    "NetworkOut",
    "DiskReadBytes",
    "DiskWriteBytes",
    "DiskReadOps",
    "DiskWriteOps",
    "CPUCreditUsage",
    "CPUCreditBalance",
    "CPUSurplusCreditBalance",
    "CPUSurplusCreditsCharged",
    "StatusCheckFailed_Instance",
    "StatusCheckFailed",
    "StatusCheckFailed_System"
]
