Forum OpenACS Q&A: How did you get around this without a re-compile for Oracle?

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Posted by S. Y. on

On the latest versions of Linux, you should be able to stick the SHMMAX value (in bytes) in /etc/sysctl.conf:

    kernel.shmmax = 134217728
    

On slightly older versions, you should be able to do this:

    cat 134217728 > /proc/sys/shmmax
    

In any case, I recompile the kernel anyhow for other stuff (e.g., increase NR_TASKS, MIN_TASKS_LEFT_FOR_ROOT in include/linux/tasks.h; add ReiserFS and crypto patches; remove RAID support), so tossing in a change to SHMMAX is automatic.