What are the steps for changing kernel parameters like SHMMAX, SEMNI, and SEMMNS for an Oracle 9.2 installation?

Updated -

Oracle release 9.2 recommends that we set the following kernel parameters (values recommended on a per system basis, please contact Oracle for additional help with regards to what the parameters should be used for your system):

SHMMAX 2147483648, SEMNI 100, and SEMMNS 256.

You can easily adjust these values in the /etc/sysctl.conf

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