This section provides two example traces and describes their key fields to help you better understand traces. You can read other traces in a similar way as shown below.

For details on the fields in a trace file, see Trace Structure.

ECS Server Creation

{
    "time": "2016/12/08 11:07:28 GMT+08:00",
    "user": {
        "name": "aaa/op_service",
        "id": "f2fe9fac63414a35a7d03108d5f1ea73",
        "domain": {
            "name": "aaa",
            "id": "1f9b9ba51f6b4061bd5c1736b28469f8"
        }
    },
    "request": {
        "server": {
            "name": "as-config-15f1_XWO68TFC",
            "imageRef": "b2b2c7dc-bbb0-4d6b-81dd-f0904023d54f",
            "flavorRef": "m1.tiny",
            "personality": [],
            "vpcid": "e4c374b9-3675-482c-9b81-4acd59745c2b",
            "nics": [
                {
                    "subnet_id": "fff89132-88d4-4e5b-9e27-d9001167d24f",
                    "nictype": null,
                    "ip_address": null,
                    "binding:profile": null,
                    "extra_dhcp_opts": null
                }
            ],
            "adminPass": "********",
            "count": 1,
            "metadata": {
                "op_svc_userid": "26e96eda18034ae9a44130bacb967b96"
            },
            "availability_zone": "az1.dc1",
            "root_volume": {
                "volumetype": "SATA",
                "extendparam": {
                    "resourceSpecCode": "SATA"
                },
                "size": 40
            },
            "data_volumes": [],
            "security_groups": [
                {
                    "id": "dd597fd7-d119-4994-a22c-891fcfc54be1"
                }
            ],
            "key_name": "KeyPair-3e51"
        }
    },
    "response": {
        "status": "SUCCESS",
        "entities": {
            "server_id": "42d39b4a-19b7-4ee2-b01b-a9f1353b4c54"
        },
        "job_id": "4010b39d58b855980158b8574b270018",
        "job_type": "createSingleServer",
        "begin_time": "2016-12-01T03:04:38.437Z",
        "end_time": "2016-12-01T03:07:26.871Z",
        "error_code": null,
        "fail_reason": null
    },
    "service_type": "ECS",
    "resource_type": "ecs",
    "resource_name": "as-config-15f1_XWO68TFC",
    "resource_id": "42d39b4a-19b7-4ee2-b01b-a9f1353b4c54",
    "source_ip": "",
    "trace_name": "createSingleServer",
    "trace_rating": "normal",
    "trace_type": "SystemAction",
    "api_version": "1.0",
    "record_time": "2016/12/08 11:07:28 GMT+08:00",
    "trace_id": "4abc3a67-b773-11e6-8412-8f0ed3cc97c6"
}

You can pay special attention to the following fields:

time indicates the time when the trace occurred. In this example, the time is 11:07:28 on December 8.
user indicates the user who performed the operation. In this example, the user is aaa (name field) under the enterprise account aaa (domain field).
request indicates the request to create an ECS server. It contains basic information about the ECS server, such as its name (as-config-15f1_XWO68TFC) and VPC ID (e4c374b9-3675-482c-9b81-4acd59745c2b).
response indicates the response to the ECS creation request. It contains status (SUCCESS in this example), error_code (null in this example), and fail_reason (null in this example).

EVS Disk Creation

{
    "time": "2016/12/08 11:24:04 GMT+08:00",
    "user": {
        "name": "aaa",
        "id": "26e96eda18034ae9a44130bacb967b96",
        "domain": {
            "name": "aaa",
            "id": "1f9b9ba51f6b4061bd5c1736b28469f8"
                   }
             },
    "request": "",
    "response": "",
    "service_type": "EVS",
    "resource_type": "evs",
    "resource_name": "volume-39bc",
    "resource_id": "229142c0-2c2e-4f01-a1b4-2dfdf1c678c7",
    "source_ip": "10.146.230.124",
    "trace_name": "deleteVolume",
    "trace_rating": "normal",
    "trace_type": "ConsoleAction",
    "api_version": "1.0",
    "record_time": "2016/12/08 11:24:04 GMT+08:00",
    "trace_id": "c529254f-bcf5-11e6-a89a-7fc778a6c92c"
}

You can pay special attention to the following fields:

time indicates the time when the trace occurred. In this example, the time is 11:24:04 on December 8.
user indicates the user who performed the operation. In this example, the user is aaa (name field) under the enterprise account aaa (domain field).
request: optional. It is null in this example.
response: optional. It is null in this example.
trace_rating indicates the trace status. It can replace the response field to indicate the operation result. In this example, the value is normal, indicating that the operation was successful according to Trace Structure.

Example Traces

ECS Server Creation

EVS Disk Creation