GetDoctorApplication - E-MapReduce - Alibaba Cloud Documentation Center

Obtains job analysis information on E-MapReduce (EMR) Doctor.

Debugging

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Debug

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID.	cn-hangzhou
ClusterId	string	Yes	The cluster ID.	c-b933c5aac8fe****
AppId	string	Yes	The ID of the job that is submitted to YARN.	application_1542620905989_****
DateTime	string	Yes	Specify the date in the ISO 8601 standard. For example, 2023-01-01 represents January 1, 2023.	2023-01-01

Response parameters

Parameter	Type	Description	Example
	object	The response parameters.
Data	object	The details of the job.
AppName	string	The name of the job.	CREATE TABLE test...ranks=1 (Stage-1)
Ids	array	The job IDs. Multiple job IDs are separated with commas (,).
String	string	The job ID in YARN.	application_1643475036865_******
User	string	The username that is used to submit the job.	DW
StartTime	long	The time when the job was submitted. This value is a UNIX timestamp representing the number of milliseconds that have elapsed since January 1, 1970, 00:00:00 UTC. Unit: milliseconds.	1677465658275
EndTime	long	The end time of the job. This value is a UNIX timestamp representing the number of milliseconds that have elapsed since January 1, 1970, 00:00:00 UTC. Unit: milliseconds.	1666213200000
Queue	string	The YARN queue to which the job was submitted.	DW
Type	string	The type of the compute engine.	SPARK
QuerySql	string	The SQL statement of the job. This parameter is left empty for non-SQL jobs.	SELECT id, count(1) FROM test group by id;
Metrics	object	The metric information.
VcoreUtilization	object	The CPU utilization. The meaning is the same as that of the %CPU command in the output of the Linux top command.
Name	string	The name of the metric.	vcoreUtilization
Value	float	The value of the metric.	32.1
Unit	string	The unit of the metric.	“”
Description	string	The description of the metric.	Ratio of used vcore to total available cores
MemUtilization	object	The memory usage.
Name	string	The name of the metric.	memUtilization
Value	float	The value of the metric.	0.82
Unit	string	The unit of the metric.	“”
Description	string	The description of the metric.	Ratio of used memory to total available memory
VcoreSeconds	object	The aggregated number of vCPUs that are allocated to the job multiplied by the number of seconds the job has been running.
Name	string	The name of the metric.	vcoreSeconds
Value	long	The value of the metric.	11123
Unit	string	The unit of the metric.	VCores * Sec
Description	string	The description of the metric.	Total vcore usage over time in seconds
MemSeconds	object	The aggregated amount of memory that is allocated to the job multiplied by the number of seconds the job has been running.
Name	string	The name of the metric.	memSeconds
Value	long	The value of the metric.	12312312
Unit	string	The unit of the metric.	MB * Sec
Description	string	The description of the metric.	Total memory usage over time in seconds
Analysis	object	The job analysis result.
Score	integer	The score of the job.	67
Suggestion	string	The suggestion for running the job.
RequestId	string	The request ID.	DD6B1B2A-5837-5237-ABE4-FF0C8944****

Examples

Sample success responses

JSONformat

{
  "Data": {
    "AppName": "CREATE TABLE test...ranks=1 (Stage-1)",
    "Ids": [
      "application_1643475036865_******"
    ],
    "User": "DW",
    "StartTime": 1677465658275,
    "EndTime": 1666213200000,
    "Queue": "DW",
    "Type": "SPARK",
    "QuerySql": "SELECT id, count(1) FROM test group by id;",
    "Metrics": {
      "VcoreUtilization": {
        "Name": "vcoreUtilization",
        "Value": 32.1,
        "Unit": "“”",
        "Description": "Ratio of used vcore to total available cores"
      },
      "MemUtilization": {
        "Name": "memUtilization",
        "Value": 0.82,
        "Unit": "“”",
        "Description": "Ratio of used memory to total available memory"
      },
      "VcoreSeconds": {
        "Name": "vcoreSeconds",
        "Value": 11123,
        "Unit": "VCores * Sec",
        "Description": "Total vcore usage over time in seconds"
      },
      "MemSeconds": {
        "Name": "memSeconds",
        "Value": 12312312,
        "Unit": "MB * Sec",
        "Description": "Total memory usage over time in seconds"
      }
    },
    "Analysis": {
      "Score": 67,
      "Suggestion": ""
    }
  },
  "RequestId": "DD6B1B2A-5837-5237-ABE4-FF0C8944****"
}

Error codes

HTTP status code	Error code	Error message
400	ConflictParameters	Parameters that must not be used together. %s
400	IncompleteSignature	The request signature is invalid.
400	InvalidAction	The action %s requested is invalid.
400	InvalidParameter	The specified parameter %s is not valid.
400	InvalidParameterValue	The input parameter %s is invalid or out of range.
400	MissingAction	The action %s requested is missing.
400	MissingParameter	The input parameter %s that is mandatory for processing this request is not supplied.
400	NotAuthorized	You do not have permission to perform this action. %s
400	ThrottlingException	The request was denied due to request throttling. %s
404	ResourceNotFound	The resource not found by %s.
500	InternalError	The request processing has failed due to some unknown error, exception or failure.
503	ServiceFailure	The request has failed due to a temporary failure of %s service.
503	ServiceUnavailable	The request has failed due to a temporary failure of the server.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history