The ndpri_hilim parameter sets the highest non-degrading priority a user process may have.
Note that the higher the numeric value of ndpri_hilim, the lower the priority of the process.
Value
Default 128
Range 30-255
When to Change
Change this parameter when you want to limit user process priority in a busy system with many users or when you want to enable a high priority user process, for example, a real-time graphics application.