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.
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.
- Administering Users and Clusters
  Lists topics that help manage a data-fabric cluster.
- Administering Nodes
  Provides a synopsis of managing nodes in a cluster.
- Administering Volumes
  This section provide information about how to organize and manage data using volumes, a unique feature of HPE Ezmeral Data Fabric clusters.
  - Managing Data with Volumes
    Provides an overview of how to manage volume data.
    - Viewing the List of Volumes
      Explains how to view the list of volumes either through the Control Panel or the CLI.
    - Creating a Volume
      Describes how to create a volume using the Control System, CLI and the REST API.
    - Viewing Volume Information
      Describes how to view volume information using either the Control System or the CLI.
      - Viewing Volume Details
        Explains how to retrieve and view volume information using the Control System, the CLI, or the REST API.
      - Viewing the Snapshots Associated with a Volume Using the Control System
    - Removing Volumes
      Explains how to remove a volume using either the Control System or the CLI.
    - Modifying Multiple Volumes
      Explains how to modify volumes using either the Control System or the CLI.
    - Modifying a Volume
      Describes how to edit volume properties using the Control System, CLI and the REST API.
    - Renaming a Volume
      Describes how to rename a volume using the Control System, CLI or the REST API.
    - Manage a Label
      Describes how to apply a storage label to a volume using the Control System.
    - Manage a Namespace Label
      Describes how to apply a label to a namespace container of a volume using the Control System.
    - Specifying Volume Inheritance Using the CLI
      Lists volume properties that can be inherited from other volumes.
    - Setting Data ACEs
      Describes how to set ACEs using both the GUI and the CLI.
    - Changing or Setting Mount Information for a Volume
      Describes how to set the mount path for a volume using either the Control System, the CLI, or the REST API.
    - Changing Volume Type
    - Selecting a Replication Type for High Availability
      Describes replication types for high-availability clusters, and the tradeoffs of using them.
    - Setting or Modifying Quota for a Volume
      Describes how to set or modify a quota for a volume.
    - Migrating a Volume off a Node Using the CLI
    - Setting Up Volume Topology
      Specifies how to use volume topology to place volumes on specific racks, nodes, or groups of nodes.
    - Viewing Active Volume Alarms
      Describes how to view volume alarms using the Control System and the CLI.
    - Working with Mirror Volumes
    - Enabling and Restricting Access to Tenant Volume and Data
      Describes how to restrict access to tenant volumes in a multi-tenant environment.
    - Working with Tiered Volumes
    - Using Volume Links for Read and Write Operations
  - Managing Snapshots
    This section provide information about managing snapshots.
  - Managing User Disk Usage
  - Managing Schedules
  - Managing Tiers
  - Managing Storage Policies
  - Using Storage Labels
    Describes the Storage Labels feature.
- Administering Files and Directories
- Administering Tables
  Administration of the HPE Ezmeral Data Fabric Database is done primarily via the command line (maprcli) or with the Managed Control System (MCS). Regardless of whether the HPE Ezmeral Data Fabric Database table is used for binary files or JSON documents, the same types of commands are used with slightly different parameter options. HPE Ezmeral Data Fabric Database administration is associated with tables, columns and column families, and table regions.
- Administering Streams
- Administering Data Fabric Gateways
  A HPE Ezmeral Data Fabric gateway mediates one-way communication between a source HPE Ezmeral Data Fabric cluster and a destination cluster. You can replicate HPE Ezmeral Data Fabric Database tables (binary and JSON) and HPE Ezmeral Data Fabric Streams streams. HPE Ezmeral Data Fabric gateways also apply updates from JSON tables to their secondary indexes and propagate Change Data Capture (CDC) logs.
- Administering Services
- Monitoring the Cluster
  This section describes how to monitor the health and performance of a MapR cluster.
- Configuring Security
  Describes how to configure security and manage secure clusters.
- Managing Secure Clusters
  Provides procedures that will enable you to use Data Fabric clusters securely.
- Administering the Data Access Gateway
  The HPE Ezmeral Data Fabric Data Access Gateway is a service that acts as a proxy and gateway for translating requests between lightweight client applications and the HPE Ezmeral Data Fabric cluster. This section describes considerations when upgrading the service, how to modify configuration settings, and how to administer and manage the service.
- Planning for High Availability
- Administrator's Reference
  This section contains in-depth reference information for the administrator.
- Troubleshooting Cluster Administration
  Lists the common errors and their solutions.
- Best Practices for Backing Up HPE Ezmeral Data Fabric Information
  Lists the best practices and performance considerations to follow when backing up HPE Ezmeral Data Fabric information.
- IPv6 Support in Data Fabric
  Describes the IPv6 support feature for Data Fabric.
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.

Viewing Volume Information

Describes how to view volume information using either the Control System or the CLI.

About this task

You can retrieve and view volume information using either the Control System or the CLI.

Procedure

Log in to the Control System and go to the Summary tab in the Data > Volumes page.
NOTE
The Summary tab is under the Volumes menu in the Kubernetes version of the Control System.
Click the volume name in the Volumes pane.
The volume information page displays. On this page, you can perform the following actions based on the type of the volume.
Standard Volume
Click the Select Action drop-down menu to:
- Edit the volume
- Remove the volume
- Snapshot a volume
- Change the mount path and mount or unmount the volume
- Convert the volume to a mirror volume
- Rename the volume
- Manage Label
- Manage Name Space Label
Mirror Volume
Click the Select Action drop-down menu to:
- Edit the Volume
- Remove the volume
- Snapshot a volume
- Start/stop mirroring
- Promote the volume to a standard (read/write) volume
- Change volume mount information
- Rename the volume
- Manage Label
Tiering Volume
Click the Select Action drop-down menu to:
- Edit the Volume
- Remove the volume
- Snapshot a volume
- Change volume mount information
- Rename the volume
- Manage Label
- Offload a volume to a tier
- Recall a volume from a tier
- Abort a volume tiering job
The page displays tabs for viewing:
- Summary of the volume including:
  - All recent and active volume alarms
  - Metrics (such as disk usage) for the volume
  - Volume details such as the general, auditing, and tiering settings for the volume, ACLs and ACEs on the volume, and volume quotas and schedules
  - Labels associated with the volume
- Snapshots associated with the volume

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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