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filldown

Use the filldown command to carry the last non-null value forward to fill gaps. You can specify field names or use wildcards. If you do not specify fields, all fields are filled.

Syntax

| filldown [field1 [field2 ...]]

The command uses the following arguments:

Example

The following query carries forward non-null values in the host field and all fields matching cpu*.

fields @timestamp, host, cpu_user, cpu_system
| filldown host cpu*