Help Center> MapReduce Service> User Guide> Alarm Reference (Applicable to MRS 3.x)> ALM-29104 Tserver Process Memory Usage Exceeds the Threshold
Updated on 2022-09-23 GMT+08:00

ALM-29104 Tserver Process Memory Usage Exceeds the Threshold

Description

The system checks the memory usage of the Kudu Tserver process every 60 seconds. This alarm is generated when the system detects that the memory usage of the Kudu Tserver process exceeds the threshold.

This alarm is cleared when the memory usage of the Tserver process becomes normal and the system considers that the Kudu instance service recovers.

Attribute

Alarm ID

Alarm Severity

Automatically Cleared

29104

Critical

Yes

Parameters

Name

Meaning

Source

Specifies the cluster for which the alarm is generated.

ServiceName

Specifies the service for which the alarm is generated.

RoleName

Specifies the role for which the alarm is generated.

Trigger Condition

Specifies the threshold for triggering the alarm.

Impact on the System

Users cannot use the Kudu service.

Possible Causes

The memory usage of a KuduTserver instance is too high.

Procedure

Handle the Kudu instance exceptions.

  1. On FusionInsight Manager, choose O&M > Alarm > Alarms. On the displayed page, locate the alarm ALM-29104 Tserver Process Memory Usage Exceeds the Threshold.
  2. Choose O&M > Alarm > Threshold Configuration > Kudu. Locate the alarm threshold and compare it with the memory monitoring item of the cluster Kudu instance to check whether the memory usage exceeds the threshold. If the memory usage exceeds the threshold, rectify the fault or change the threshold.
  3. Choose O&M > Alarm and check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to step 4.

Collect the fault information.

  1. On FusionInsight Manager, choose O&M > Log > Download.
  2. In the Service area, select the following nodes of the desired cluster.

    • Kudu

  3. Click in the upper right corner, and set Start Date and End Date for log collection to 10 minutes ahead of and after the alarm generation time, respectively. Then, click Download.
  4. Contact O&M personnel and provide the collected logs.

Alarm Clearing

After the fault that triggers the alarm is rectified, the alarm is automatically cleared.

Related Information

None