MapReduce Not Added During Hive Cluster Installation

Symptom

When a Hive cluster is created from a template, the MapReduce component is not selected. As a result, the MapReduce component is not installed.

Handling Procedure

1. Uninstall the cluster.
   1. Uninstall the cluster from the DataNode, controller node, standby management node, and active management node in sequence.

      1	sh /opt/huawei/Bigdata/om-agent/nodeagent/setup/uninstall.sh

   2. Uninstall the cluster from the standby management node and active management node in sequence.

      1	sh /opt/huawei/Bigdata/om-server/om/inst/uninstall.sh

   3. Unmount the data drives on the DataNode, controller node, standby management node, and active management node in sequence.

      1	/usr/local/diskmgt/script/uninstall.sh -u

2. Select DBService (a floating IP address must be configured) and MapReduce components in the configuration planning table and install the selected components.