Querying the Slow Log

Function

This API is used to query slow logs.

URI

GET /v2/{project_id}/instances/{instance_id}/slowlog

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID.
instance_id	Yes	String	Instance ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Integer	Offset, which is the position where the query starts. The value must be greater than or equal to 0.
limit	No	Integer	Number of items displayed on each page.
sort_key	No	String	Keyword based on which the return results are sorted. The value can be start_time or duration. The default value is start_time. Enumeration values: start_time duration
sort_dir	No	String	Result sorting order. The value can be desc (descending order) or asc (ascending order). The default value is desc. Enumeration values: desc asc
start_time	Yes	String	Query start time (UTC). Example: 1598803200000.
end_time	Yes	String	Query end time (UTC). Example: 1599494399000.

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
count	Integer	Total.
slowlogs	Array of SlowlogItem objects	Slow log list.

**Table 4** SlowlogItem
Parameter	Type	Description
id	Integer	Unique ID of a slow log.
command	String	Slow command.
start_time	String	Execution start time. Example: 2020-06-19T07:06:07Z.
duration	String	Duration, in milliseconds.
shard_name	String	Name of the shard where the slow command is executed. This parameter is supported only when the instance type is cluster.

Status code: 400

**Table 5** 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: 401

**Table 6** 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: 403

**Table 7** 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: 404

**Table 8** 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 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

Example Requests

GET https://dcs.cn-south-1.myhuaweicloud.com/v2/a4d31cb6-3d72-4fdc-8ec9-6e3a41e47f71/instances/5560df16-cebf-4473-95c4-d1b573c16e79/slowlog?start_time=1598803200000&end_time=1599494399000

Example Responses

Status code: 200

Slow logs queried successfully.

{
  "count" : 1,
  "slowlogs" : [ {
    "id" : 1,
    "start_time" : "2020-06-19T07:06:07Z",
    "command" : "SLOWLOG GET 128",
    "duration" : "17",
    "shard_name" : "group-0"
  } ]
}

Status code: 400

Invalid request.

{
  "error_code" : "DCS.4800",
  "error_msg" : "Invalid start_time in the request."
}

Status Codes

Status Code	Description
200	Slow logs queried successfully.
400	Invalid request.
401	Invalid authentication information.
403	The request is rejected.
404	The requested resource is not found.
500	Internal service error.