observability.md

Logging

Structured in JSON Format

{ "eventVersion": "1.0",
"userIdentity": {
    "type": "IAMUser",
    "principalId": "EX_PRINCIPAL_ID",
    "arn": "arn: aws: iam: : 123456789012: user/Alice",
    "accessKeyId": "EXAMPLE_KEY_ID",
    "accountId": "123456789012",
    "userName": "Alice"
},
"eventTime": "2014-03-06T21: 22: 54Z",
"eventSource": "ec2.amazonaws.com",
"eventName": "StartInstances",
"awsRegion": "us-east-2",
"sourceIPAddress": "205.251.233.176",
"userAgent": "ec2-api-tools1.6.12.2",
"requestParameters": {
    "instancesSet": {
        "items": [
            {
                "instanceId": "i-abcde123"
            }
        ]
    }
},
"responseElements": {
    "instancesSet": {
        "items": [
            {
                "instanceId": "i-abcde123",
                "currentState": {
                    "code": 0,
                    "name": "pending"
                },
                "previousState": {
                    "code": 80,
                    "name": "stopped"
                }
            }
        ]
    }
}