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Installing Oracle 11g on Linux Step by Step

Before you install oracle you must complete several task as the root user

Check memory and swap space

Memory minimum recommended: 2GB of RAM

grep MemTotal /proc/meminfo

 Check swap space

 grep SwapTotal /proc/meminfo

 It is recommended to keep swap space as double of the memory, maximum 16 GB.


/tmp should have atleast 1GB of free space as the installer creates temporary files inside /tmp.

Check that below rpm's are installed. You can use "rpm -qa" command to verify the rpm's.
























Create the required OS groups and user.

  • groupadd oinstall
  • groupadd dba
  • useradd -g oinstall -G dba oracle
  • passwd oracle
Execute the sysctl -a command to see the that the required kernel parameters are set


Installing Oracle 11g with software only option.

 Set the DISPLAY and start the runInstaller program and follow the instructions.

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