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How to Install Greenplum Database 3.3
We got the how to install Greenplum 3.3 from the Greenplum Documentation. Here are the steps to install and initialize Greenplum Database system.
- Run the installer on the Greenplum Database master host.
- As root, set the OS tuning parameters for your platform on all Greenplum hosts.
- Allocate a gpadmin user to own and run your installation. This user must exist on all Greenplum hosts.
- Source the greenplum_path.sh file in your gpadmin user profile (.bashrc). This sets the environment variables needed by Greenplum Database.
- Create your data directory locations on all Greenplum hosts.
- Use the gpssh-exkeys utility to exchange SSH keys between all hosts in your Greenplum array. Note that for a single host demo configuration you still must exchange ssh keys between the current host and itself.
- (multi-host configuration only) Use the gpscp and gpssh utilities to copy and install the Greenplum Database software on all segment hosts.
- Use the gpinitsystem utility to initialize and start your Greenplum Database system. This utility requires a configuration file.
For example: gpinitsystem -c gp_init_config
A sample gp_init_config configuration file can be found in $GPHOME/docs/cli_help/gp_init_config_example
Edit this file to reflect your desired Greenplum Database array configuration.

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