Describe the issue: In RHGS 3.5.3, RDMA, Tiering, gluster-NFS, and SMB Multi-channel IO are not supported anymore, even for upgraded environments. The quota feature will be deprecated. Describe the task you were trying to accomplish: Suggestions for improvement: Document the above changes in support level in the "release notes" KCS for RHGS 3.5.3. Document URL: Chapter/Section Number and Title: Product Version: Environment Details: Any other versions of this document that also needs this update: Additional information: