Help Center/ MapReduce Service/ User Guide/ MRS Cluster O&M/ MRS Cluster Alarm Handling Reference/ ALM-45593 IoTDBServer Flush Execution Duration Exceeds the Threshold
Updated on 2024-09-23 GMT+08:00
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ALM-45593 IoTDBServer Flush Execution Duration Exceeds the Threshold

Alarm Description

This alarm is generated when the data flush duration exceeds the threshold. This alarm is cleared when the flush duration is less than the threshold.

Alarm Attributes

Alarm ID

Alarm Severity

Auto Cleared

45593

Major

Yes

Alarm Parameters

Parameter

Description

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.

Impact on the System

The data writes are blocked, which causes write performance deterioration.

Possible Causes

The IoTDB flushing on the node is slow. You need to further analyze logs.

Handling Procedure

Collect fault information.

  1. Log in to FusionInsight Manager and choose O&M > Alarm > Alarms. In the real-time alarm list, click in front of this alarm and view the role name and instance IP address in Location.
  2. Choose O&M > Log > Download.
  3. Expand the Service drop-down list, select IoTDB for the target cluster, and click OK.
  4. Expand the Hosts drop-down list. In the Select Host dialog box that is displayed, select the host queried in 1, and click OK.
  5. Click in the upper right corner, and set Start Date and End Date for log collection to 30 minutes ahead of and after the alarm generation time respectively. Then, click Download.
  6. Contact O&M personnel and provide the collected logs.

Alarm Clearance

This alarm is automatically cleared after the fault is rectified.

Related Information

None