Check the system environment below before installing Fujitsu Enterprise Postgres.

Ensure that there is sufficient disk space to install Fujitsu Enterprise Postgres.

Refer to "2.6 Disk Space Required for Installation" for information on the required disk space.

Reconfigure the disk partition if disk space is insufficient.

Ensure that JRE 8 is installed, and export the JAVA_HOME environment variable.

#export JAVA_HOME="Jre8InstallDir"

Refer to "Appendix L Procedure when Modifying the JRE Installation" for information on modifying JRE after installation.

Installation and uninstallation is performed by superuser.

On the system, run the following command to become superuser.

$ su -
Password:******

Using the operation shown below, start Uninstall (middleware), and check the installed products.

Example

# /opt/FJSVcir/cimanager.sh -c
Loading Uninstaller...


Currently installed products
1. productName
2. productName
3. productName
4. productName
5: productName

Type [number] to select the software you want to uninstall.
[number,q]
=>q



Exiting Uninstaller.

If Fujitsu Enterprise Postgres is already installed, determine which installation method to use:

• Reinstallation

• Multi-version installation

Use the following procedure to remove applied fixes.

If you install the product without removing the fix, you will apply the same version of the fix with the same fix number, resulting in an error that has already been applied. Remove the fix and then reinstall.

1. Checking the environment variable LD_LIBRARY_PATH

If the installation directory/lib is set in the environment variable LD_LIBRARY_PATH for the running user, remove the installation directory/lib from LD_LIBRARY_PATH.

2. Display the applied updates

Execute the following command to display the applied updates:

# /opt/FJSVfupde/bin/uam showup

3. Remove the updates

Execute the command below to remove the updates. If an update with the same update number was applied more than once, the updates are removed in order, starting from the highest version number.

# /opt/FJSVfupde/bin/uam remove -i update-number

Starting with Fujitsu Enterprise Postgres 9.5, WebAdmin can be installed in two configurations:

• Single-server

• Multiserver

The system configuration when using Pgpool-II is as follows:

• Place on database server

• Place on application server

• Place on dedicated server