Steps for checking prerequisites before installing OBIEE 12c on LINUX machine

1. Checking RPMs :

Below rpms must be present on the machine before we start the installation

2. Checking GNU libc version “recommended at least 2.12 “

3. Environment Variables

LD_ASSUME_KERNEL environment variable should not be set

4. SELinux should be disabled for installation

5. Configuring Kernel Parameters

Minimum required kernel version is 2.6.32

Change the user limits in /etc/security/limits.conf as below

6. Configuring Security Parameters

Add the following lines to /etc/sysctl.conf

7.  Processor Requirements

Requires a minimum of 1-GHz CPU.

8.  Memory Requirements

Minimum Disk space 160 GB or more

Minimum Memory 16GB or more for 64 bit operating systems

Minimum 8GB Swap space