_INFO.md

JENKINS-5413: SCM polling getting hung

# crontab
0 * * * * jenkins /var/lib/jenkins/threadkillscm.sh >> /tmp/jenkins-threadkillscm.log

# cat /var/lib/jenkins/threadkillscm.sh 
java -jar /var/lib/jenkins/jenkins-cli.jar -s http://myserver:8080/ groovy /var/lib/jenkins/threadkillscm.groovy

threadkillscm.groovy

jenkins.model.Jenkins.instance.getTrigger("SCMTrigger").getRunners().each()
{
  item ->
  println(item.getTarget().name)
  println(item.getDuration())
  println(item.getStartTime())
  long millis = Calendar.instance.time.time - item.getStartTime()

  if(millis > (1000 * 60 * 3)) // 1000 millis in a second * 60 seconds in a minute * 3 minutes
  {
    Thread.getAllStackTraces().keySet().each()
    { 
      tItem ->
      if (tItem.getName().contains("SCM polling") && tItem.getName().contains(item.getTarget().name))
      { 
        println "Interrupting thread " + tItem.getName(); 
        tItem.interrupt()
      }
    }
  }
}