DescribeCloudbenchTask - Database Autonomy Service - Alibaba Cloud Documentation Center

Queries a stress testing task.

Operation description

Database Autonomy Service (DAS) provides the intelligent stress testing feature. This feature helps you check whether you need to scale up your database instance to handle workloads during peak hours. For more information, see Intelligent stress testing.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
TaskId	string	Yes	The ID of the stress testing task. You can call the DescribeCloudBenchTasks operation to query the ID.	e5cec704-0518-430f-8263-76f4dcds****

Response parameters

Parameter	Type	Description	Example
	object
Code	string	The HTTP status code returned.	200
Message	string	The returned message. Note If the request was successful, Successful is returned. If the request failed, an error message such as an error code is returned.	Successful
RequestId	string	The request ID.	B6D17591-B48B-4D31-9CD6-9B9796B2****
Success	string	Indicates whether the request was successful. Valid values: true: The request was successful. false: The request failed.	true
Data	object	The detailed information, including the error codes and the number of entries that are returned.
DtsJobName	string	The name of the Data Transmission Service (DTS) task.	RDS_TO_RDS_MIGRATION
ErrorMessage	string	The error message returned if the request failed.	DTS-070211: Connect Source DB failed. cause by [com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException:Could not create connection to database server. Attempted reconnect 3 times. Giving up.][com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:Communications link failure\n\nThe last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.][java.net.ConnectException:Connection timed out (Connection timed out)] About more information in [https://yq.aliyun.com/articles/499178].
External	string	The additional information.	Null
BackupType	string	The backup type. Valid values: TIMESTAMP BACKUPID	TIMESTAMP
UserId	string	The ID of the Alibaba Cloud account.	109141182625****
DstType	string	The type of the identifier that is used to indicate the destination instance. Valid values: Instance (default): the instance ID. ConnectionString: the endpoint of the instance.	Instance
EcsInstanceId	string	The ID of the Elastic Compute Service (ECS) instance.	i-bp1ecr5go2go1****
DstInstanceUuid	string	The UUID of the destination instance.	hdm_d887b5ccf99fa0dc9a1e5aaac368****
TaskType	string	The type of the stress testing task. Valid values: pressure test (default): A task of this type replays the traffic that is captured from the source instance on the destination instance at the maximum playback rate that is supported by the destination instance. smart pressure test: A task of this type analyzes the traffic that is captured from the source instance over a short period of time and generates traffic on the destination instance for continuous stress testing. The business model based on which the traffic is generated on the destination instance and the traffic distribution are consistent with those on the source instance. Stress testing tasks of this type can help you reduce the amount of time that is consumed to collect data from the source instance and reduce storage costs and performance overheads.	pressure test
BenchStep	string	The substep in the stress testing task. Valid values: NEW: initializes the stress testing task. WAIT_BUY_ECS: purchases an ECS instance. WAIT_START_ECS: starts an ECS instance. WAIT_INSTALL_JDK: installs the Java Development Kit (JDK). WAIT_INSTALL_DBGATEWAY: installs the database gateway (DBGateway). ADD_SECURITY_IPS_STEP: configure a security group whitelist. ARCHIVE: archives the full SQL statistics. DOWNLOAD: downloads the file that stores the analysis result of full SQL statistics. PROCEED: preprocesses the file that stores the analysis result of full SQL statistics. PRE_LOAD: preloads the file that stores the analysis result of full SQL statistics. VALIDATE: verifies the functionality of stress testing. PRESSURE: starts the stress testing task.	PROCEED
Version	string	The version of the stress testing task. Valid values: V2.0 V3.0	V3.0
EndState	string	The state that specifies the last operation that is performed for the stress testing task. Valid values: WAIT_TARGET: prepares the destination instance. WAIT_DBGATEWAY: prepares the DBGateway. WAIT_SQL: prepares the full SQL statistics. WAIT_LOGIC: prepares to replay the traffic. Note When the state of a stress testing task changes to the state that is specified by the EndState parameter, the stress testing task becomes completed.	WAIT_LOGIC
SrcInstanceUuid	string	The UUID of the source instance.	a364e414-e68b-4e5c-9166-65b3a153****
ClientType	string	The type of the stress testing client. Valid values: ECS: indicates that you must create the DBGateway . DAS_ECS: indicates that DAS automatically purchases and deploys an ECS instance for stress testing.	ECS
State	string	The state that indicates the operation performed for the stress testing task. Valid values: WAIT_TARGET: prepares the destination instance. WAIT_DBGATEWAY: prepares the DBGateway. WAIT_SQL: prepares the full SQL statistics. WAIT_LOGIC: prepares to replay the traffic.	WAIT_TARGET
DstIp	string	The reserved parameter.	None
SrcPublicIp	string	The reserved parameter.	None
BackupId	string	The ID of the backup set. You can call the DescribeBackups operation to query the ID of the backup set.	229132
SqlCompleteReuse	string	The reuse information about the analysis result of full SQL statistics.	{"sqlUuid":"task_a37d2f07-45cb-**-a2a6-c66c62","metaUuid":"task_211e2561-5c0c-486b-864c-56b511","sqlFile":"cl-1620057600000-1800626.sc","metaFile":"cl-1620057600000-180**.meta"}
SmartPressureTime	integer	The duration of the stress testing task for which the traffic was generated on the destination instance. Unit: milliseconds.	86400000
ArchiveState	integer	The archiving state of the file that stores the analysis result of full SQL statistics. Valid values: 0: The file archiving is not started. 1: The file is archived. 2: An error occurred. 3: The file is being archived. 4: The archived file does not need to be downloaded.	1
Status	string	The state of the stress testing task. Valid values: SUCCESS: The task is successful. IGNORED: The task is ignored. RUNNING: The task is running. EXCEPTION: An error occurred.	RUNNING
WorkDir	string	The temporary directory generated for stress testing.	/tmp/bench/
ArchiveOssTableName	string	The name of the table that was archived to Object Storage Service (OSS).	custins15546355_161604665****
DtsJobId	string	The ID of the DTS migration task.	i03e3zty16i****
DtsJobState	integer	The state of the DTS task. Valid values: NOT_STARTED: The task is not started. PRE_CHECKING: The task is in precheck. PRE_CHECK_FAILED: The precheck failed. CHECKING: The task is being checked. MIGRATING: The data is being migrated. CATCHED: The data is migrated from the source instance to the destination instance. SUSPENDING: The task is suspended. MIGRATION_FAILED: The data failed to be migrated. FINISHED: The task is complete. INITIALIZING: The synchronization is being initialized. INITIALIZE_FAILED: The synchronization failed to be initialized. SYNCHRONIZING: The data is being synchronized. MODIFYING: The objects to be synchronized are being changed. SWITCHING: The roles of the instances are being switched. FAILED: The task failed.	CHECKING
DstPort	integer	The port number of the destination instance.	3306
DtsJobClass	string	The specification of the DTS task.	medium
ClientGatewayId	string	The DBGateway ID of the stress testing client.	58598b2af48a0193dfc16fc6964ef****
Description	string	The description of the stress testing task.	test-das-bench-0501
ErrorCode	string	The error code returned for the substep of the stress testing task.	10910
TableSchema	string	The name of the table that is used for stress testing.	[{"TABLE_NAME":"customer1","TABLE_SCHEMA":"tpcc"}]
DtsJobStatus	string	The state of the DTS task. Valid values: NOT_STARTED: The task is not started. PRE_CHECKING: The task is in precheck. PRE_CHECK_FAILED: The precheck failed. CHECKING: The task is being checked. MIGRATING: The data is being migrated. CATCHED: The data is migrated from the source instance to the destination instance. SUSPENDING: The task is suspended. MIGRATION_FAILED: The data failed to be migrated. FINISHED: The task is complete. INITIALIZING: The synchronization is being initialized. INITIALIZE_FAILED: The synchronization failed to be initialized. SYNCHRONIZING: The data is being synchronized. MODIFYING: The objects to be synchronized are being changed. SWITCHING: The roles of the instances are being switched. FAILED: The task failed.	PRE_CHECKING
SrcInstanceArea	string	The database type of the source instance. Valid values:	RDS
BenchStepStatus	string	The status that indicates the substep performed on the stress testing task. Valid values: NEW: The task is being initialized. RUNNING: The task is running. FAILED: The task failed. FINISHED: The task is complete. Terminated: The task is terminated. Deleted: The task is deleted.	FINISHED
Source	string	The source of the task. Valid values: DAS OPEN_API	DAS
ArchiveJobId	string	The ID of the archiving task.	'202105211430070112231480820340758****
Topic	string	The topic that contains the consumed data. This topic is a topic in Message Queue for Apache Kafka.	das
RequestDuration	long	The duration of the stress testing task for which traffic was captured from the source instance.	864000
TaskId	string	The task ID.	e5cec704-0518-430f-8263-76f4dcds****
Rate	long	The rate at which the stress testing task replayed the traffic. The value is a positive integer. Valid values:1 to 30. Default value: 1.	1

Examples

Sample success responses

JSONformat

{
  "Code": "200",
  "Message": "Successful",
  "RequestId": "B6D17591-B48B-4D31-9CD6-9B9796B2****",
  "Success": "true",
  "Data": {
    "DtsJobName": "RDS_TO_RDS_MIGRATION",
    "ErrorMessage": "DTS-070211: Connect Source DB failed. cause by [com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException:Could not create connection to database server. Attempted reconnect 3 times. Giving up.][com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:Communications link failure\\n\\nThe last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.][java.net.ConnectException:Connection timed out (Connection timed out)] About more information in [https://yq.aliyun.com/articles/499178].",
    "External": "Null",
    "BackupType": "TIMESTAMP",
    "UserId": "109141182625****",
    "DstType": "Instance",
    "EcsInstanceId": "i-bp1ecr5go2go1****",
    "DstInstanceUuid": "hdm_d887b5ccf99fa0dc9a1e5aaac368****",
    "TaskType": "pressure test",
    "BenchStep": "PROCEED",
    "Version": "V3.0",
    "EndState": "WAIT_LOGIC",
    "SrcInstanceUuid": "a364e414-e68b-4e5c-9166-65b3a153****",
    "ClientType": "ECS",
    "State": "WAIT_TARGET",
    "DstIp": "None",
    "SrcPublicIp": "None",
    "BackupId": "229132",
    "SqlCompleteReuse": "{\"sqlUuid\":\"task_a37d2f07-45cb-****-a2a6-c66c62****\",\"metaUuid\":\"task_211e2561-5c0c-486b-864c-56b511****\",\"sqlFile\":\"cl-1620057600000-1800626.sc\",\"metaFile\":\"cl-1620057600000-180****.meta\"}",
    "SmartPressureTime": 86400000,
    "ArchiveState": 1,
    "Status": "RUNNING",
    "WorkDir": "/tmp/bench/",
    "ArchiveOssTableName": "custins15546355_161604665****",
    "DtsJobId": "i03e3zty16i****",
    "DtsJobState": 0,
    "DstPort": 3306,
    "DtsJobClass": "medium",
    "ClientGatewayId": "58598b2af48a0193dfc16fc6964ef****",
    "Description": "test-das-bench-0501",
    "ErrorCode": "10910",
    "TableSchema": "[{\"TABLE_NAME\":\"customer1\",\"TABLE_SCHEMA\":\"tpcc\"}]",
    "DtsJobStatus": "PRE_CHECKING",
    "SrcInstanceArea": "RDS",
    "BenchStepStatus": "FINISHED",
    "Source": "DAS",
    "ArchiveJobId": "'202105211430070112231480820340758****",
    "Topic": "das",
    "RequestDuration": 864000,
    "TaskId": "e5cec704-0518-430f-8263-76f4dcds****",
    "Rate": 1
  }
}

Error codes

HTTP status code	Error code	Error message
400	InvalidParams	The request parameters are invalid.
403	NoPermission	You are not authorized to do this action.

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

Change history

Change time	Summary of changes	Operation

No change history