# OptimalControlCommand.Feedback - Source proto: `rb/api/basic_command.proto` Feedback payload for OptimalControlCommand. | Field | Type | Label | Description | | ----- | ---- | ----- | ----------- | | command_header_feedback | [CommandHeader.Feedback](../command_header/commandheader-feedback.md#rb-api-commandheader-feedback) | | | | total_cost | [double](../scalar-value-types.md#scalar-value-types) | | | | cartesian_costs | [double](../scalar-value-types.md#scalar-value-types) | repeated | | | center_of_mass_cost | [double](../scalar-value-types.md#scalar-value-types) | | | | joint_position_costs | [double](../scalar-value-types.md#scalar-value-types) | repeated | |