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In This Challenge, We have a Linux 32bit Server (RHEL 4) with 8GB Memory. But we can’t configure the database memory (SGA+PGA) more than 4GB.  To solve this problem then we could configure Very Large Memory (VLM) and Big SGA for Oracle RDBMS with ramfs and Hugepages.

Complete the following procedure to configure VLM on the computer:

1. Log in as a root user:

2. Edit the /etc/rc.local file and add the following entries to it to configure the computer to mount ramfs over the /dev/shm directory, whenever you start the computer: Continue reading »

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