vRealize Log Insight provides several aggregation functions.

Type Field Description
Count Events only Creates a chart of the number of events for a specific query.
Unique count Any field Creates a chart of the number of unique values for a field.
Minimum Numeric fields only Creates a chart of the minimum value for a field.
Maximum Numeric fields only Creates a chart of the maximum value for a field.
Average Numeric fields only Creates a chart of the average value for a field.
Std dev Numeric fields only Creates a chart of the standard deviation for a field’s values.
Sum Numeric fields only Creates a chart of the sum of values for a field.
Variance Numeric fields only Creates a chart of the variance for the values of a field.

You can modify the way you view the query results.

View Description
To group query results by specific field values Use the second drop-down menu under the chart to group query results by specific field values rather than or in addition to time series.
To view the number of events for a field For example, the number of events per host, deselect the Time series check box and select the check box for that field.
To view a stacked bar chart for a field with groupings over time Select both the Time series check box and the field check box.