About Release 7.9.0
This site contains documentation for HPE Ezmeral Data Fabric release 7.9.0, including installation, configuration, administration, and reference content, as well as content for the associated ecosystem components and drivers.
7.9.0 Installation
This section contains information about installing and upgrading HPE Ezmeral Data Fabric software. It also contains information about how to migrate data and applications from an Apache Hadoop cluster to a HPE Ezmeral Data Fabric cluster.
- Planning the Cluster
  Describes information and factors used in planning your cluster.
- Installing Core and Ecosystem Components
  Describes how to install HPE Ezmeral Data Fabric software and ecosystem components with or without the Installer.
- Installing the HPE Ezmeral Data Fabric File Store
  Describes how to install File Store software with or without the Installer.
- Installing HPE Ezmeral Data Fabric Object Store
  Describes installation of the HPE Ezmeral Data Fabric Object Store software with or without the Installer.
- Installing Kubernetes Interfaces for Data Fabric
  This section describes how to plan for and install the Container Storage Interface (CSI) Storage Plugin and the Kubernetes Interfaces for Data Fabric FlexVolume Driver.
- Upgrading Core or EEP Components
  Depending on your current configuration, you may choose to upgrade the release version (core), ecosystem components, clients, or monitoring components.
  - Upgrade Workflows (Releases 6.x or 7.x to 7.9.0)
    This section describes three common methods for upgrading from one core release to another. The workflows in this section introduce you to the high-level steps for each method and provide links to pages showing more detail.
  - Upgrading Data Fabric Software
    This section describes the process of upgrading core, the ecosystem components, and the Data Fabric clients.
  - Upgrading Ecosystem Packs
    Describes how to upgrade Ecosystem Packs (EEPs), either as part of a core upgrade or to take advantage of a new EEP for the current version of core.
    - Planning Ecosystem Pack (EEP) Upgrades
      The set of ecosystem components that you run in the cluster must all belong to the same EEP.
    - Preparing to Upgrade the Ecosystem Pack
      Complete these pre-upgrade steps for each ecosystem component in the EEP that you want to upgrade.
      - Pre-Upgrade Steps for Airflow
        Complete the following steps before you upgrade Airflow with or without the Installer.
      - Pre-Upgrade Steps for Drill
        Complete the following steps before you upgrade Drill with or without the Installer.
      - Pre-Upgrade Steps for Hadoop and YARN
        Complete the following steps before you upgrade Hadoop and YARN with or without the Installer.
      - Pre-Upgrade Steps for HBase
        Complete the following steps before you upgrade HBase with or without the Installer.
      - Pre-Upgrade Steps for HBase Client
        Complete the following steps before you upgrade HBase Client with or without the Installer.
      - Pre-Upgrade Steps for Hive
        Complete the following steps before you upgrade Hive with or without the Installer.
      - Pre-Upgrade Steps for HttpFS
        Complete the following steps before you upgrade HttpFS with or without the Installer.
      - Pre-Upgrade Steps for Hue
        Complete the following steps before you upgrade Hue with or without the Installer.
      - Pre-Upgrade Steps for Data Access Gateway
        Complete the following steps before you upgrade the Data Access Gateway with or without the Installer.
      - Pre-Upgrade Steps for Livy
      - Pre-Upgrade Steps for Monitoring
        Complete the following steps before you upgrade Monitoring Components with or without the Installer.
      - Pre-Upgrade Steps for HPE Ezmeral Data Fabric Streams Tools
        Complete the following steps before you manually upgrade HPE Ezmeral Data Fabric Streams Tools.
      - Pre-Upgrade Steps for NiFi
        Complete the following steps before you upgrade NiFi with or without the Installer.
      - Pre-Upgrade Steps for Ranger
        Complete the following steps before you upgrade Ranger with or without the Installer.
      - Pre-Upgrade Steps for Spark
        Complete the following steps before you upgrade Spark with or without the Installer.
      - Pre-Upgrade Steps for Tez
        Complete the following steps before you upgrade Tez with or without the Installer.
    - Upgrading the Ecosystem Pack With the Installer
      If the cluster that you want to upgrade was installed using the Installer, you can use the Installer to upgrade the Ecosystem Pack (EEP).
    - Upgrading the Ecosystem Pack Without the Installer
      After you upgrade core without using the Installer, you need to upgrade ecosystem components with manual steps. First, verify that your repository is configured to use an Ecosystem Pack (EEP) that is supported by your cluster version. Then, upgrade each component manually.
    - Finishing the Ecosystem Pack Upgrade
      Complete the post-upgrade steps for each ecosystem component that was upgraded.
  - Preparing the Cluster for a Maintenance Update
    This section identifies how to prepare for applying either a minor update or a patch.
  - Performing a Maintenance Update
    Perform a maintenance update when you want to upgrade to a new patch version of core or apply a patch.
- Setting Up Clients and Services
  Describes how to set up and use interfaces to an HPE Ezmeral Data Fabric cluster from a client computer.
- Setting Up the Control System
  Describes how to configure and access the Control System.
- Migrating to the HPE Ezmeral Data Fabric
  Provides instructions for migrating business-critical data and applications from an Apache Hadoop cluster to an HPE Ezmeral Data Fabric cluster.
- Applying a Patch
  You can apply a patch by using the Installer, by using the command line (a manual process), or by using an Installer Stanza.
7.9.0 Data Fabric
HPE Ezmeral Data Fabric is the industry-leading data platform for AI and analytics that solves enterprise business needs.
7.9.0 Administration
This section describes how to manage the nodes and services that make up a cluster.
7.9.0 Development
This section contains information related to application development for Ezmeral ecosystem components and HPE Ezmeral Data Fabric products, including the file system, Database (Key-Value and JSON), and Event Streams.
Other Docs
This section contains release-independent information, including: Installer documentation, Ecosystem release notes, interoperability matrices, security vulnerabilities, and links to other data-fabric version documentation.
Glossary
Definitions for commonly used terms in MapR Converged Data Platform environments.

Pre-Upgrade Steps for Data Access Gateway

Complete the following steps before you upgrade the Data Access Gateway with or without the Installer.

Procedure

Stop the service:

maprcli node services -nodes <node name> -name data-access-gateway -action stop

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HPE Ezmeral Data Fabric – Customer-Managed 7.9.0 Documentation
Abstract	This site contains documentation for the customer-managed platform of the HPE Ezmeral Data Fabric version 7.9.0 including installation, configuration, administration, and reference content, as well as content for the associated bundled ecosystem components and drivers.
Published	November 2024
Edition	7.9.0