Tip#17 How to find out 32/64 Bit

Find out whether OS is 32 bit or 64 bit

Linux : getconf LONG_BIT

Solaris : /usr/bin/isainfo -kv

AIX : getconf -a | grep KERN

HPUX : /usr/bin/getconf KERNEL_BITS

Windows : Start>All Programs>accessories> System Tools>System Information> System summary


Find out whether Oracle Software is 32 bit or 64 bit.

Method # 1
cd $ORACLE_HOME/bin/
file oracle

Method # 2
sqlplus / as sysdba (Look for "Connected to:")

Method # 3
If the two directories $ORACLE_HOME/lib32 and $ORACLE_HOME/lib are existing then it is 64 bit else 32 bit