Help Center/ MapReduce Service/ User Guide/ Alarm Reference (Applicable to MRS 3.x)/ ALM-45742 Failed to Call the ECS Metadata API
Updated on 2024-04-11 GMT+08:00

ALM-45742 Failed to Call the ECS Metadata API

This section applies only to MRS 3.1.5 or later.

Alarm Description

When Guardian calls an IAM API to obtain the temporary AK/SK, it needs to first obtain related metadata via the ECS Metadata API. This alarm is generated when Guardian fails to call the Metadata API.

Alarm Attributes

Alarm ID

Alarm Severity

Auto Cleared

45742

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 task may fail to obtain the temporary AK/SK for accessing OBS. As a result, the task cannot access OBS.

Possible Causes

An underlying interface of ECS is abnormal.

Handling Procedure

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 Guardian for the target cluster.
  3. Click in the upper right corner, and set Start Date and End Date for log collection to 1 hour ahead of and after the alarm generation time, respectively. Then, click Download.
  4. Contact O&M personnel and provide the collected logs.

Alarm Clearance

This alarm is automatically cleared after the fault is rectified.

Related Information

None