in the file aws-billing.json the metrics for EC2 and RDS have the same refId. The Dashboard still works, but they both won't display at the same time.
{
"alias": "AmazonEC2",
"application": {
"filter": ""
},
"dimensions": {
"Currency": "USD",
"ServiceName": "AmazonEC2"
},
"functions": [],
"group": {
"filter": ""
},
"host": {
"filter": ""
},
"item": {
"filter": ""
},
"metricName": "EstimatedCharges",
"mode": 0,
"namespace": "AWS/Billing",
"options": {
"showDisabledItems": false
},
"period": "",
"refId": "B",
"region": "us-east-1",
"statistics": [
"Average"
]
},
{
"alias": "AmazonRDS",
"application": {
"filter": ""
},
"dimensions": {
"Currency": "USD",
"ServiceName": "AmazonRDS"
},
"functions": [],
"group": {
"filter": ""
},
"host": {
"filter": ""
},
"item": {
"filter": ""
},
"metricName": "EstimatedCharges",
"mode": 0,
"namespace": "AWS/Billing",
"options": {
"showDisabledItems": false
},
"period": "",
"refId": "B",
"region": "us-east-1",
"statistics": [
"Average"
]
},