Help Center/ MapReduce Service/ User Guide (Ankara Region)/ Alarm Reference/ ALM-45741 Guardian Failed to Call the ECS securitykey API
Updated on 2024-11-29 GMT+08:00

ALM-45741 Guardian Failed to Call the ECS securitykey API

This section applies only to MRS 3.3.0 or later.

Alarm Description

Guardian caches the temporary AK/SK of the ECS agency. When the cache does not exist or is about to expire, Guardian calls the securitykey API of ECS to update the AK/SK. This alarm is generated when calling to the API fails.

Alarm Attributes

Alarm ID

Alarm Severity

Alarm Type

Service Type

Auto Cleared

45741

Major

Quality of service

Guardian

Yes

Alarm Parameters

Type

Parameter

Description

Location Information

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.

HostName

Specifies the host for which the alarm is generated.

Impact on the System

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

Possible Causes

  • No ECS agency is bound to the cluster.
  • An underlying interface of ECS is abnormal.

Handling Procedure

Check whether an agency is bound to the cluster.

  1. Log in to the MRS management console.
  2. In the navigation pane on the left, choose Clusters > Active Clusters. On the page that is displayed, click the cluster name to go to its overview page. Then, check whether the cluster is bound to an agency in the O&M management area.

    • If yes, go to 4.
    • If no, go to 3.

  3. Click Manage Agency. On the page that is displayed, rebind the cluster to an agency. Then check whether the alarm is cleared a few minutes later.

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

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 destination cluster.
  3. Click the edit icon 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 engineers and provide the collected logs.

Alarm Clearance

This alarm is automatically cleared after the fault is rectified.

Related Information

None.