ALM-16055 Hive Failed to Access the Data Warehouse Directory
Alarm Description
The Hive service checks whether the Hive data warehouse directory can be accessed properly at startup and periodically every 60 seconds after startup. If the directory cannot be accessed, this alarm is reported.
When the Hive service can access the Hive data warehouse directory at startup and every 60 seconds after startup, this alarm is cleared.
This section applies only to MRS 3.6.0-LTS or later.
Alarm Attributes
| Alarm ID | Alarm Severity | Alarm Type | Service Type | Auto Cleared |
|---|---|---|---|---|
| 16055 | Critical | Quality of service | Hive | 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. |
Impact on the System
The system cannot provide data loading, query, and extraction functions.
Possible Causes
- The HDFS service is abnormal.
- OBS is abnormal.
Handling Procedure
- Log in to FusionInsight Manager, and choose O&M > Alarm > Alarms.
- Click the alarm name to expand the details and check Alarm Cause to obtain the cause of the alarm.
- In the alarm list, check whether there is an HDFS Service Unavailable alarm.
- Rectify the fault by performing the operations provided for ALM-14000 HDFS Service Unavailable.
- In the alarm list, check whether the HDFS Service Unavailable and Hive Failed to Access the Data Warehouse Directory alarms are cleared.
- If yes, no further action is required.
- If no, go to Step 6.
- Contact O&M personnel of OBS to rectify the OBS fault.
- Check whether the alarm is cleared in the alarm list.
- If yes, no further action is required.
- If no, go to Step 8.
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, select HDFS and Hive for the target cluster, and click OK.
- 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.
- Contact O&M engineers and provide the collected logs.
Alarm Clearance
This alarm is automatically cleared after the fault is rectified.
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