MapR 5.1 is at End of Life (EOL) and no longer supported. Please see the latest documentation. This documentation is not being updated.

5.1 Installation
This section provides information for installing with or without (manual) the MapRInstaller, installing patches, upgrading, and migrating.
- Get Started: Install MapR
  The MapR Installer makes the installation of a MapR cluster easy. It installs MapR software after it takes you through the process of selecting services and configuring the cluster.
- Installation Guide
- Upgrade Guide
  - Upgrading and your License
    After upgrading MapR, the Base License file must be manually updated on all nodes in your cluster.
  - MapR Core Upgrade Process
  - Planning the Upgrade
  - Preparing to Upgrade
  - Upgrading with the MapR Installer
  - Upgrading without the MapR Installer
  - Upgrading Clients
    - Upgrade MapR Client
    - Upgrade MapR POSIX loopbacknfs Client
- Applying a Patch
  MapR patches are version-specific and cumulative. Each patch contains the code fixes that were included in the previous patch for that MapR version.
- Migration Guide

Upgrade the MapR Client in Mac OS X

About this task

When you upgrade the MapR client on windows, you need to rename the existing client directory, install the new version, and then merge the configuration files.

Procedure

Rename the existing client installation directory. For example, you can rename /opt/mapr to /opt_old/mapr.
Complete the installation steps in Installing the MapR Client on Mac OS X.
To retain existing configurations and accepts new defaults, merge the contents of the following directories in the previous installation with the ones in the new installation:
- opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop
- opt/mapr/hadoop/hadoop-0.20.0/conf