You can set alerts that take place when performance or database space events occur on one or more systems.
Teradata Database System Alert Types
| Alert Type | Description | Data Collector Required |
|---|---|---|
| Canary Queries | Set an alert to occur when the response time for a canary query exceeds the threshold. | Canary Queries |
| Data Collectors | Set an alert to occur when any errors are encountered by the DCS for the specified data collectors. | |
| Database Space | Set an alert to occur when the space used on any resource, such as an AMP, exceeds the specified percentage. | Database Space |
| Events | Set an alert to occur when a Teradata Database restarts. | Alert Request |
| Node | Set an alert to occur when the performance on a Teradata Database reaches the specified threshold at the node level. | System Stats |
| Session | Set an alert to occur when the performance on a Teradata Database reaches the specified threshold at the session level. | Session |
| System | Set an alert to occur when the performance on a Teradata Database reaches the specified threshold. | System Stats |
| System Health | Set an alert to occur when the system health of a Teradata Database reaches the specified level. | |
| Table Space | Set an alert to occur when one or both of the following thresholds are exceeded for the DBC.TransientJournal table:
|
Table Space |
| Vproc | Set an alert to occur when the performance on a Teradata Database reaches the specified threshold at the vproc level. | System Stats |
Teradata Aster System Alert Types
| Alert Type | Description | Data Collector Required |
|---|---|---|
| Data Collectors | Set an alert to occur when any errors are encountered by the DCS for the specified data collectors. | |
| Node | Set an alert to occur when the performance on Teradata Aster reaches the specified threshold at the node level. | Nodes |
| Process | Set an alert to occur when the performance on Teradata Aster reaches the specified threshold at the process level. | Processes |
| System | Set an alert to occur when the performance on Teradata Aster reaches the specified threshold. | Component Stats |
| System Health | Set an alert to occur when the system health of Teradata Aster reaches the specified level. |
Teradata Hadoop System Alert Types
| Alert Type | Description | Data Collector Required |
|---|---|---|
| Data Collectors | Set an alert to occur when any errors are encountered by the DCS for the specified data collectors. | |
| HDFS | Set an alert to occur when HDFS metrics on Teradata Hadoop reach the specified threshold. | HDFS |
| MapReduce (HDP 1.3) | Set an alert to occur when MapReduce metrics on Teradata Hadoop reach the specified threshold. | MapReduce |
| System | Set an alert to occur when the performance on Teradata Hadoop reaches the specified threshold. | System Stats |
| System Health | Set an alert to occur when the system health of Teradata Hadoop reaches the specified level. | |
| YARN (HDP 2.1 and later) | Set an alert to occur when the YARN metrics on Teradata Hadoop reach the specified threshold. | YARN |
Teradata QueryGrid Alert Types
| Alert Type | Description | Data Collector Required |
|---|---|---|
| Data Collectors | Set an alert to occur when any errors are encountered by the DCS for the specified data collectors. | |
| Manager | Set an alert to occur for issues pertaining to Teradata QueryGrid manager components. | Issues |
| System | Set an alert to occur for issues pertaining Teradata QueryGrid system components. | Issues |