Github user blrunner commented on the pull request:
https://github.com/apache/tajo/pull/953#issuecomment-201121329
Finished test successfully as following:
* EC2 instances which have been deployed manually.
* EMR cluster using below script
```
aws emr create-cluster \
--name="<CLUSTER_NAME> \
--release-label=emr-4.4.0 \
--no-auto-terminate \
--use-default-roles \
--ec2-attributes KeyName=<KEY_NAME> \
--instance-groups
InstanceGroupType=MASTER,InstanceCount=1,InstanceType=m3.xlarge
InstanceGroupType=CORE,InstanceCount=2,InstanceType=c3.xlarge \
--bootstrap-action Name="Install
tajo",Path=s3://jhjung-us/tajo-emr/install-tajo-java8.py,Args=["-t","s3://jhjung-us/tajo-emr/tajo-0.12.0-SNAPSHOT.tar.gz","-c","s3://tajo-emr/tajo-0.11.0/c3.xlarge/conf"]
```
* Access to S3 directly on OSX
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