Gatling > Pause user in a loop except first iteration

PauseExceptFirstTime.scala

package util

import io.gatling.core.Predef._

import scala.concurrent.duration._

object PauseExceptFirstTime {

  def apply(counter: String, duration: FiniteDuration) =
    doIf(_(counter).asOption[Int].getOrElse(0) > 0) {
      pause(duration)
    }
}