Error OBIEE installation: There is insufficient memory for the Java Runtime Environment to continue

Hi, after install OBIEE, can not start BI_SERVER..

Log:

#

# There is insufficient memory for the Java Runtime Environment to continue.

# Native memory allocation (malloc) failed to allocate 1996424 bytes for Chunk::new

# An error report file with more information is saved as:

# E:\App\OBIEE\Middleware\Oracle_Home\user_projects\domains\bi\hs_err_pid9816.log

#

log:

#

# There is insufficient memory for the Java Runtime Environment to continue.

# Native memory allocation (malloc) failed to allocate 1996424 bytes for Chunk::new

# Possible reasons:

#  The system is out of physical RAM or swap space

#  In 32 bit mode, the process size limit was hit