Dakota Reference Manual: pre_run

| Dakota Reference Manual Version 6.15 Explore and Predict with Confidence

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pre_run

Invoke Dakota with pre-run mode active

## Topics

This keyword is related to the topics:

- command_line_options

## Specification

Alias: none

Argument(s): none

Default: pre-run, run, post-run all executed

Child Keywords:

| Required/Optional | Description of Group | Dakota Keyword | Dakota Keyword Description
--- | --- | --- | --- | ---
| Optional | input | Base filename for pre-run mode data input
| Optional | output | Base filename for pre-run mode data output

## Description

When specified, Dakota execution will include the pre-run mode, which sets up methods and often generates parameter sets to evaluate. This mode is currently useful for parameter study, DACE, and Monte Carlo sampling methods.

Default Behavior

When no run modes are specified, Dakota will perform pre-run, run, and post-run phases.