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  • ZooKeeper Usage:

    • /templeton-hadoop - WebHCat stores status of jobs that users can query in zookeeper (if ZooKeeperStorage is configured to find out the status of jobs - it can also use HDFS for this storage). WebHCat typically will create three znodes inside this root : “jobs”, “overhead” and “created”. This root node is exposed via config : In addition, whether or not ZooKeeperStorage is used is configured by another config parameter : Both these parameters are part of webhcat-site.xml. These nodes are altered from launcher map task as well, which runs as the end user.

  • Default ACLs:

    • /templeton-hadoop - world:anyone:cdrwa

  • Security Best Practice ACLs/Permissions and Required Steps:

    • /templeton-hadoop - world:anyone:cdrwa