Working with Rules

The following is a summary of rules available out-of-the-box with the Redshift cartridge. Default threshold values can be changed or scoped to specific values, generally through registry variables. These rules can be copied, modified, disabled, or customized in a wide variety of ways. For more information, refer to Working with Reports.

This section describes the following rules:

Redshift Cluster Availability

Alert if the agent is unable to connect to the cluster.

Redshift CPU Utilization

Alert if a cluster is utilizing most of the available CPU.

Redshift Node Disk Space

Alert if the disk space usage of a node is approaching capacity.

Redshift Table Out of Date Statistics

Alert if a table’s statistics are out of date.

Redshift Table Skew Value

Alert if table’s skew value exceeds recommended limit.

Redshift Table Unsorted Percent

Alert if a table’s unsorted percent is exceeding limit.

Redshift WLM Query Slots

Alert if the WLM query slot count exceeds the recommended limit.

Redshift WLM Queue Bottleneck

Alert if a WLM’s Queue length is approaching capacity.