DescribeSlowLogs

Last updated: 2025-12-03 10:42:04

DescribeSlowLogs

Last updated: 2025-12-03 10:42:04

1. API Description

Domain name for API request: mongodb.intl.tencentcloudapi.com.

This API is used to get the slow log information of a TencentDB instance. Only slow logs for the last 7 days can be queried.

A maximum of 20 requests can be initiated per second for this API.

We recommend you to use API Explorer

Try it

API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name	Required	Type	Description
Action	Yes	String	Common Params. The value used for this API: DescribeSlowLogs.
Version	Yes	String	Common Params. The value used for this API: 2019-07-25.
Region	Yes	String	Common Params. For more information, please see the list of regions supported by the product.
InstanceId	Yes	String	Instance ID. Log in to the TencentDB for MongoDB console, and copy the instance ID from the instance list.
StartTime	Yes	Timestamp	Slow log start time. - Format: yyyy-mm-dd hh:mm:ss. For example, 2019-06-01 10:00:00. - The query start and end time interval cannot exceed 24 hours. Only slow logs within the last 7 days can be queried.
EndTime	Yes	Timestamp	Slow log end time. - Format: yyyy-mm-dd hh:mm:ss. For example, 2019-06-02 12:00:00.- The query start and end time interval cannot exceed 24 hours. Only slow logs within the last 7 days can be queried.
SlowMS	Yes	Integer	Threshold of slow log execution time in milliseconds. Minimum value: 100. Slow logs whose execution time exceeds the threshold will be returned.
Offset	No	Integer	Offset. Minimum value: 0. Maximum value: 10000. Default value: 0.
Limit	No	Integer	Number of entries per page. Minimum value: 1. Maximum value: 100. Default value: 20.
Format	No	String	Return format of slow log. The original slow log format is returned by default, and the format can be set to JSON on versions 4.4 and later.

3. Output Parameters

Parameter Name	Type	Description
Count	Integer	Total number of slow logs.
SlowLogs	Array of String	Slow log details.
RequestId	String	The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Obtaining the Slow Log Information on an Instance

This example shows you how to obtain the slow log information on an instance.

Input Example

POST / HTTP/1.1
Host: mongodb.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeSlowLogs
<Common request parameters>

{
    "InstanceId": "cmgo-r3p8****",
    "StartTime": "2025-09-22 00:00:00",
    "EndTime": "2025-09-23 00:00:00",
    "SlowMS": 100,
    "Offset": 1,
    "Limit": 1,
    "Format": "json"
}

Output Example

{
    "Response": {
        "Count": 1,
        "RequestId": "ec514cb8-55a6-41d4-a6e4-896da43886db",
        "SlowLogs": [
            "Mon Sep 22 20:30:19.980 I COMMAND  [conn3725696] command admin.$cmd command: ****Continue { ****Continue: 1, conversationId: 1, payload: BinData(0, ), $clusterTime: { clusterTime: Timestamp(1758544211, 1), signature: { hash: BinData(0, *************************************), keyId: 7542889************ } }, $db: \"admin\", $readPreference: { mode: \"primaryPreferred\" } } numYields:0 reslen:204 locks:{} protocol:op_msg 184ms"
        ]
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

Tencent Cloud CLI 3.0

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code	Description
InternalError	Internal error
InvalidParameter	Parameter error
InvalidParameter.PermissionDenied	The current sub-account has no permission to perform this operation.
InvalidParameterValue.NotFoundInstance	The instance was not found.
InvalidParameterValue.QueryTimeOutOfRange	Only slow logs generated in the past seven days can be queried.
InvalidParameterValue.QueryTimeRangeBeyondLimit	Only slow logs generated in the past seven days can be queried.
InvalidParameterValue.SlowMSBelowLimit	The value range of the slowMS parameter is [100,65536].
InvalidParameterValue.StartTimeNotBeforeThanEndTime	The start time should be earlier than the end time.

Was this page helpful?

You can also Contact Sales or Submit a Ticket for help.

Yes

Feedback

tencent cloud