Help Center/ MapReduce Service/ User Guide/ MRS Cluster O&M/ MRS Cluster Alarm Handling Reference/ ALM-50830 StoreMaster Authentication Failures Exceed the Threshold
Updated on 2026-09-24 GMT+08:00

ALM-50830 StoreMaster Authentication Failures Exceed the Threshold

Alarm Description

The system checks the number of StoreMaster authentication failures every 30 seconds. This alarm is generated when the number exceeds the threshold.

This alarm is cleared when the number of authentication failures falls below the threshold.

Alarm Attributes

Alarm ID

Alarm Severity

Auto Cleared

50830

Major

Yes

Alarm Parameters

Parameter

Description

Source

Specifies the cluster or system 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

If the authentication fails, the task will fail.

Possible Causes

Authentication parameters are not properly configured on the Spark client.

Handling Procedure

Check the Spark client configurations.

  1. Log in to the node where the client is installed as the client installation user.
  2. Go to the Client installation path/Spark/spark/conf directory of the Spark client node.
  3. Check the spark-defaults.conf configuration file. Check whether the authentication configuration is correct.
  4. Run the task again and check whether it is normal.

  5. Choose O&M > Alarm > Alarms and check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 6.

Collect fault information.

  1. On FusionInsight Manager, choose O&M. In the navigation pane on the left, choose Log > Download.
  2. Expand the Service drop-down list, and select MemArtsStore for the target cluster.
  3. Click the edit icon 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 engineers and send the collected logs.

Alarm Clearance

This alarm is automatically cleared after the fault is rectified.

Related Information

None