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High availability refers to a general concept of automated redundancy and failover to backup servers when a primary server is down. The platform can integrate with high availability functions of a Hadoop-based cluster. For more information, see Enable Integration with Cluster High Availability.

Hortonworks

Hortonworks is the maker of the Hortonworks Data Platform (HDP), with which the platform can integrate for job execution and data storage. For more information, see Supported Deployment Scenarios for Hortonworks.

HttpFS

One of two supported communications protocols between the platform and HDFS, HttpFS utilizes HTTP protocol and is required in some deployments. For more information, see Enable HttpFS.

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Short for Key Management System, KMS for Hadoop clusters is supported by the platform. For more information, see Configure for KMS.

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Sentry

Authorization service for Hadoop clusters, from Apache product and supported by Cloudera. For more information, see Configure for KMS for Ranger.

Sentry

Authorization service for Hadoop clusters, from Apache product and supported by Hortonworks. For more information, see Configure for KMS for Sentry.

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