We faced organizational resistance to deploying Hadoop.
Not from management, but from other technical teams.
Required persistence to convince them that we needed to introduce a new hardware spec to support Hadoop.
Current Big Data Infrastructure Hadoop page MapReduce HDFS MapReduce Jobs (Java, Python, R/RHIPE) Analytic Tools (Hive, Pig) Data Warehouse (Greenplum) psql, gpload, Sqoop External Analytical Jobs (Java, R, etc.) Aggregated Data Aggregated Data