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doc-exports/docs/dis/api-ref/ShowPartitionMetrics.html
Xiong, Chen Xiao 83fa2f6615 DIS API 20230116 version 
Reviewed-by: Kacur, Michal <michal.kacur@t-systems.com>
Co-authored-by: Xiong, Chen Xiao <chenxiaoxiong@huawei.com>
Co-committed-by: Xiong, Chen Xiao <chenxiaoxiong@huawei.com>
2023-06-27 15:26:05 +00:00

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Querying Partition Monitoring Data

Function

This API is used to query the monitoring data of a specified partition of a stream.

URI

GET /v2/{project_id}/streams/{stream_name}/partitions/{partition_id}/metrics

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID.

stream_name

Yes

String

Name of the stream.

Maximum: 60

partition_id

Yes

String

Partition ID The value can be in either of the following formats: - shardId-0000000000- 0 For example, if a stream has three partitions, the partition identifiers are 0, 1, and 2, or shardId-0000000000, shardId-0000000001, and shardId-0000000002, respectively.
Table 2 Query Parameters

Parameter

Mandatory

Type

Description

label

No

String

Partition monitoring metric. (Either label or label_list must be specified. If they are both specified, label_list prevails.)

  • total_put_bytes_per_partition: total input traffic in a partition (byte)

  • total_get_bytes_per_partition: total output traffic in a partition (byte)

  • total_put_records_per_partition: total number of input records in a partition

  • total_get_records_per_partition: total number of output records in a partition

Enumeration values:

  • total_put_bytes_per_partition

  • total_get_bytes_per_partition

  • total_put_records_per_partition

  • total_get_records_per_partition

label_list

No

String

List of labels separated by commas (,) to query multiple labels in batches. (Either label or label_list must be specified. If both label_list and label exist, label_list prevails.)

start_time

Yes

Long

Monitoring start time, which is a 10-digit timestamp.

end_time

Yes

String

Monitoring end time, which is a 10-digit timestamp.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token The token can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is the user token.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

metrics

Metrics object

Data object.
Table 5 Metrics

Parameter

Type

Description

dataPoints

Array of DataPoint objects

Monitoring data.

label

String

Metric.
Table 6 DataPoint

Parameter

Type

Description

timestamp

Long

Timestamp.

value

Long

Monitoring value corresponding to the timestamp.

Example Requests

Querying Partition Monitoring Data

GET https://{Endpoint}/v2/{project_id}/streams/{stream_name}/partitions/{partition_id}/metrics

Example Responses

None

Status Codes

Status Code

Description

200

Normal response.

Error Codes

See Error Codes.

Parent topic: Monitoring Management