Describe the issue: As a result of Bug 1217852, it is possible to select another GlusterFS stacks although only 2.1.GlusterFS is supported. Suggestions for improvement: Please mention in some note/important box, that only 2.1.GlusterFS stack is supported although other *GlusterFS stacks might be available. Document URL: https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3/html/Installation_Guide/sect-Installing_the_Hadoop_FileSystem_Plugin_for_Red_Hat_Storage1.html#Deploying_and_Configuring_the_HDP_2.1_Stack_on_Red_Hat_Storage_using_Ambari_Manager Section Number and Name: 8.2.4. Deploying and Configuring the HDP 2.1 Stack on Red Hat Storage using Ambari Manager
Updated the doc based on the bug description. Link to the doc: http://jenkinscat.gsslab.pnq.redhat.com:8080/job/doc-Red_Hat_Gluster_Storage-3.1-Installation_Guide%20%28html-single%29/lastStableBuild/artifact/tmp/en-US/html-single/index.html#Deploying_and_Configuring_the_HDP_2.1_Stack_on_Red_Hat_Storage_using_Ambari_Manager
It is properly noted, that only HDP 2.1.GlusterFS stack is supported. >> VERIFIED