disable tachyon integration
disable tachyon integration

dm-tran/spark-ec2,dm-tran/spark-ec2,denbkh/mesos-spark-ec2,dmtran-osc/spark-ec2,dm-tran/spark-ec2,denbkh/mesos-spark-ec2,denbkh/mesos-spark-ec2,dmtran-osc/spark-ec2,dmtran-osc/spark-ec2