[jira] [Created] (AMBARI-17719) HAWQ install should recommend required values for HDFS properties

["Alexander Denissov (JIRA)" <ji...@apache.org>]

Alexander Denissov created AMBARI-17719:
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             Summary: HAWQ install should recommend required values for HDFS properties
                 Key: AMBARI-17719
                 URL: https://issues.apache.org/jira/browse/AMBARI-17719
             Project: Ambari
          Issue Type: Bug
            Reporter: Alexander Denissov
             Fix For: 2.4.0


HAWQ requires specific values for several HDFS properties, these values should be recommended to the user when HAWQ is installed. Specifically, the following values should be set:

**hdfs-site**
dfs.allow.truncate	true
dfs.block.access.token.enable	false for an unsecured HDFS cluster, or true for a secure cluster
dfs.block.local-path-access.user	gpadmin
dfs.client.read.shortcircuit	true
dfs.client.use.legacy.blockreader.local	false
dfs.datanode.data.dir.perm	750
dfs.datanode.handler.count	60
dfs.datanode.max.transfer.threads	40960
dfs.namenode.accesstime.precision	0
dfs.namenode.handler.count	600
dfs.support.append	true

**core-site**
ipc.client.connection.maxidletime	3600000
ipc.server.listen.queue.size	3300



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