You can track clients that send read and requests from different dimensions to locate the root causes of exceptions.
Prerequisites
You are logged on to the cluster management system of your Lindorm instance. For more information, see Log on to the cluster management system.
Procedure
Track clients from the user dimension
From the user dimension, you can query the time when a user last initiated a request and the details of the client used by the user.
In the left-side navigation pane of the cluster management system, choose
.In the User dimension client trace section, select the user that you want to trace from the user drop-down list.
Click Trace.
The following table describes the parameters included in the results.
Parameter
Description
Username
The user that initiated the request.
Client addr
The IP address of the client that was used to initiate the request.
Client version
The version of the client that was used to initiate the request.
Last contact time
The time when the last request is initiated.
Track clients from the node, namespace, or table dimension
From this dimension, you can query the IP addresses of clients that perform read and write operations on a namespace or table in the specified node group.
In the Node, namespace, table dimension client trace section, configure filter conditions, including idc, Group, and node.
(Optional) Enter a namespace name and a table name in the namespace and table fields.
Click Trace. The system queries all requests that meet the filter conditions and traces the IP addresses of the clients from which the requests are sent.