DB2 Version 10.1 for Linux, UNIX, and Windows

Installing DB2 pureScale Feature (Linux)

The topics in this section detail preparing your environment for the installation of the DB2® pureScale® Feature in the supported Linux environments.

Installation prerequisites for DB2 pureScale Feature (Linux)
Before you install IBM® DB2 pureScale Feature, you must ensure that your system meets the following network, hardware, firmware, storage, and software requirements.
Checking installation prerequisites with db2prereqcheck
You can use the db2prereqcheck command to check the software and firmware prerequisites of a specific DB2 version.
Creating required users for a DB2 server installation in a partitioned database environment (Linux)
Three users and groups are required to operate DB2 databases in partitioned database environments on Linux operating systems.
Installing and setting up OpenSSH
This task describes how to obtain and setup Open Secure Shell (OpenSSH).
Configuring communication adapter ports and switches (Linux)
The topics in this section detail how to configure communication adapter ports and switches on supported Linux operating systems. The configuration process is dependent on whether you have an InfiniBand network or 10 Gigabit Ethernet (10GE) network.
Modifying kernel parameters (Linux)
For root installations, the database manager uses a formula to automatically adjust kernel parameter settings and eliminate the need for manual updates to these settings.
GDPC infrastructure and GDPC-specific prerequisite conditions
Before setting up a geographically dispersed DB2 pureScale cluster (GDPC), a number of conditions must be met.
Preinstallation checklist for DB2 pureScale Feature (Linux)
Perform the following preinstallation steps and verify them on each host before installing the IBM DB2 pureScale Feature.