Calculates the average for a field over a set of events. Result is returned in field named _avg.
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
| field | string | Yes | Field to extract a number from and calculate average over. | |
| as | string | No | _avg | Name of output field. |
field is the unnamed parameter.
Find the average bytes sent in HTTP responses.
avg(field=bytes_sent)