ALM-29106 Tserver Process CPU Usage Exceeds the Threshold

Alarm Description

The system checks the Kudu service status every 60 seconds. This alarm is generated when the system detects that the CPU usage of the Kudu Tserver process is too high.

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

Alarm Attributes

Alarm ID	Alarm Severity	Auto Cleared
29106	Critical	Yes

Alarm Parameters

Type	Parameter	Description
Location Information	Source	Specifies the cluster for which the alarm was generated.
	ServiceName	Specifies the service for which the alarm was generated.
	RoleName	Specifies the role for which the alarm was generated.
	HostName	Specifies the host for which the alarm was generated.
Additional Information	Trigger Condition	Specifies the threshold for triggering the alarm.

Impact on the System

Users cannot use the Kudu service.

Possible Causes

The CPU usage of a KuduTserver instance is too high.

Handling Procedure

Handle the Kudu instance exceptions.

On FusionInsight Manager, choose O&M > Alarm > Alarms. On the displayed page, locate alarm ALM-29106 Tserver Process CPU Usage Exceeds the Threshold and view the alarm source.
Choose O&M > Alarm > Thresholds > Kudu. Locate the alarm threshold and check whether the CPU usage of the cluster Kudu instance exceeds the threshold. If yes, rectify the fault or change the threshold.
Choose O&M > Alarm and check whether the alarm is cleared.
- If yes, no further action is required.
- If no, go to 4.

Collect fault information.

On FusionInsight Manager, choose O&M. In the navigation pane on the left, choose Log > Download.
Expand the Service drop-down list, and select the following service for the target cluster:
- Kudu
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.
Contact O&M personnel and provide the collected logs.