1    /FIRST

    The lowest numbered CPU (not necessarily the primary CPU) is
    set as the current CPU.

2    /NEXT

    The next higher numbered CPU is set as the current CPU. SDA
    skips CPUs not in the configuration at the time of the system
    failure. If there are no further CPUs, SDA returns an error.

3    /NOLOG

    Use the /NOLOG qualifier to inhibit output of the database
    address for the CPU being set.

4    /PRIMARY

    The primary CPU is set as the current CPU.