THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Enables container prewarm for Tez (0.13.0 to 1.2.x) or Tez/Spark (1.3.0+). This is for Hadoop 2 only).
hive.prewarm.numcontainers
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Controls the number of containers to prewarm for Tez (0.13.0 to 1.2.x) or Tez/Spark (1.3.0+). This is for Hadoop 2 only).
hive.prewarm.spark.timeout
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Time to wait to finish prewarming spark Spark executors.
hive.merge.tezfiles
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