Help Center> Distributed Cache Service> API Reference> API V2> Instance Diagnosis> Querying a Specified Diagnosis Report
Updated on 2022-09-19 GMT+08:00

Querying a Specified Diagnosis Report

Function

This API is used to query details about a diagnosis report based on the report ID.

URI

GET /v2/{project_id}/diagnosis/{report_id}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID.

report_id

Yes

String

Diagnosis report ID.

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameters

Parameter

Type

Description

abnormal_item_sum

Integer

Total number of abnormal diagnosis items.

failed_item_sum

Integer

Total number of failed diagnosis items.

diagnosis_node_report_list

Array of DiagnosisNodeReport objects

Node diagnosis report list.

Table 3 DiagnosisNodeReport

Parameter

Type

Description

node_ip

String

IP address of a node. Example: 192.168.0.234:6379

az_code

String

Code of the AZ where the node is.

group_name

String

Name of the shard where the node is.

abnormal_sum

Integer

Total number of abnormal diagnosis items.

failed_sum

Integer

Total number of failed diagnosis items.

role

String

Role of the node.

Enumeration values:

  • master
  • slave

diagnosis_dimension_list

Array of DiagnosisDimension objects

Diagnosis dimension list.

command_time_taken_list

CommandTimeTakenList object

Command execution duration list.

Table 4 DiagnosisDimension

Parameter

Type

Description

name

String

Diagnosis dimension name.

Enumeration values:

  • network
  • storage
  • load

abnormal_num

Integer

Total number of abnormal diagnosis items.

failed_num

Integer

Total number of failed diagnosis items.

diagnosis_item_list

Array of DiagnosisItem objects

Diagnosis item list.

Table 5 DiagnosisItem

Parameter

Type

Description

name

String

Diagnosis item name.

Enumeration values:

  • connection_num
  • rx_controlled
  • persistence
  • centralized_expiration
  • inner_memory_fragmentation
  • time_consuming_commands
  • hit_ratio
  • memory_usage
  • cpu_usage

cause_ids

Array of ConclusionItem objects

List of cause IDs. For details about the IDs, see Instance Diagnosis IDs.

impact_ids

Array of ConclusionItem objects

List of impact IDs. For details about the IDs, see Instance Diagnosis IDs.

advice_ids

Array of ConclusionItem objects

List of suggestion IDs. For details about the IDs, see Instance Diagnosis IDs.

result

String

Diagnosis results.

Enumeration values:

  • failed
  • abnormal
  • normal
Table 6 ConclusionItem

Parameter

Type

Description

id

Integer

Conclusion ID.

params

Map<String,String>

Conclusion parameters.

Table 7 CommandTimeTakenList

Parameter

Type

Description

total_num

Integer

Total number of times that commands are executed.

total_usec_sum

Double

Total duration of command execution.

result

String

Command execution latency result.

Enumeration values:

  • succeed
  • failed

command_list

Array of CommandTimeTaken objects

Command execution latency statistics.

Table 8 CommandTimeTaken

Parameter

Type

Description

calls_sum

Integer

Calls.

usec_sum

Double

Total time consumed.

command_name

String

Command.

per_usec

String

Duration percentage.

average_usec

Double

Average duration of calls.

Status code: 400

Table 9 Response body parameters

Parameter

Type

Description

error_msg

String

Error message.

Maximum: 1024

error_code

String

Error code.

Maximum: 9

error_ext_msg

String

Extended error information. This parameter is not used currently and is set to null.

Maximum: 1024

Status code: 500

Table 10 Response body parameters

Parameter

Type

Description

error_msg

String

Error message.

Maximum: 1024

error_code

String

Error code.

Maximum: 9

error_ext_msg

String

Extended error information. This parameter is not used currently and is set to null.

Maximum: 1024

Example Requests

None

Example Responses

Status code: 200

The specified report is queried successfully.

{
  "abnormal_item_sum" : 1,
  "failed_item_sum" : 0,
  "diagnosis_node_report_list" : [ {
    "group_name" : "group-0",
    "az_code" : "xxxxxx",
    "node_ip" : "192.168.0.170:6379",
    "abnormal_sum" : 1,
    "failed_sum" : 0,
    "role" : "master",
    "command_time_taken_list" : {
      "command_list" : [ {
        "calls_sum" : 329,
        "usec_sum" : 20.732,
        "command_name" : "info",
        "per_usec" : "68.61%",
        "average_usec" : 0.063
      }, {
        "calls_sum" : 1788,
        "usec_sum" : 1.787,
        "command_name" : "ping",
        "per_usec" : "5.91%",
        "average_usec" : 0.001
      }, {
        "calls_sum" : 2,
        "usec_sum" : 0.025,
        "command_name" : "config",
        "per_usec" : "0.08%",
        "average_usec" : 0.013
      }, {
        "calls_sum" : 60,
        "usec_sum" : 0.186,
        "command_name" : "slowlog",
        "per_usec" : "0.62%",
        "average_usec" : 0.003
      }, {
        "calls_sum" : 1764,
        "usec_sum" : 7.485,
        "command_name" : "publish",
        "per_usec" : "24.77%",
        "average_usec" : 0.004
      } ],
      "result" : "succeed",
      "error_code" : null,
      "total_num" : 5,
      "total_usec_sum" : 30.215
    },
    "diagnosis_dimension_list" : [ {
      "name" : "load",
      "abnormal_num" : 0,
      "failed_num" : 0,
      "diagnosis_item_list" : [ {
        "name" : "cpu_usage",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      }, {
        "name" : "time_consuming_commands",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      } ]
    }, {
      "name" : "storage",
      "abnormal_num" : 1,
      "failed_num" : 0,
      "diagnosis_item_list" : [ {
        "name" : "inner_memory_fragmentation",
        "result" : "normal",
        "cause_ids" : [ {
          "id" : 7,
          "params" : null
        } ],
        "impact_ids" : [ {
          "id" : 3,
          "params" : null
        } ],
        "advice_ids" : [ {
          "id" : 4,
          "params" : null
        } ],
        "error_code" : null
      }, {
        "name" : "persistence",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      }, {
        "name" : "centralized_expiration",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      }, {
        "name" : "memory_usage",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      }, {
        "name" : "hit_ratio",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      } ]
    }, {
      "name" : "network",
      "abnormal_num" : 0,
      "failed_num" : 0,
      "diagnosis_item_list" : [ {
        "name" : "connection_num",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      }, {
        "name" : "rx_controlled",
        "result" : "normal",
        "cause_ids" : null,
        "impact_ids" : null,
        "advice_ids" : null,
        "error_code" : null
      } ]
    } ]
  } ]
}

Status Codes

Status Code

Description

200

The specified report is queried successfully.

400

Invalid request.

500

Internal service error.

Error Codes

See Error Codes.