Oracle 11gR2 Installation failed at prerequisite check stage with following error message.
This is a prerequisite condition to test whether the system has at least 922MB (944128.0KB) of total physical memory. (more details)
Expected Value : n/a
Actual Value : n/a
This error can be ignored by checking the “ignore all” check box. But you should make sure your system meet the oracle installation requirements. Here are the system requirement details for the Oracle 11gR2 installation from Oracle.