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Alerts
Name | Alert Message | Description |
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Capacity Remaining | There is little or no space capacity remaining in HDFS. | Gives warning/critical alert if percentage of available space on all HDFS nodes together is less then upper/lower threshold. |
Corrupted Blocks | There are corrupted file blocks in HDFS. | Gives critical alert if number of corrupted blocks is more than threshold. |
DataNodes Down | A significant number of DataNodes are down in the cluster. | Gives warning/critical alert if percentage of dead HDFS data nodes in cluster is more than lower/upper threshold. |
Failed Jobs | MapReduce jobs are failing too frequently. | Gives warning/critical alert if percentage of map-reduce failed jobs is more than lower/upper threshold. |
Hive Metastore State | Hive Metastore server is not running. | Gives critical alert if a Hive Metastore service is unavailable. |
HiveServer State | HiveServer service is not running. | Gives critical alert if a Hive Server service is unavailable. |