Running Jenkins Jobs with duration

import jenkins.model.Jenkins
import java.util.concurrent.TimeUnit

String findRunningPipelineJobs() {
    Jenkins.instance.getComputer('').getOneOffExecutors().collect {
        "${Jenkins.instance.rootUrl}${it.currentExecutable.url} | ${TimeUnit.MILLISECONDS.toMinutes(System.currentTimeMillis() - it.currentExecutable.startTimeInMillis)}"
    }.join('\n')
}

println findRunningPipelineJobs()