BANNER
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Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - 64bit Production
PL/SQL Release 11.2.0.2.0 - Production
CORE    11.2.0.2.0      Production
TNS for 64-bit Windows: Version 11.2.0.2.0 - Production
NLSRTL Version 11.2.0.2.0 - Production

Windows Server 2008 R2 Enterprise
6.00 GB RAM
64-bit operating system

*.memory_max_target=1536M
*.memory_target=1024M

ORA-27102: out of memory
OSD-00022: additional error information
O/S-Error: (OS 1450) Insufficient system resources exist to complete the requested

SQL> startup pfile='C:oracleappproduct11.2.0dbhome_1databaseINITorcl.ORA';