Reference Material - Supermicro X9/X10/X11 Fan .
30.05.2016 · #set fan mode to "full" ipmitool raw 0x30 0x45 0x01 0x01 #set fans in "system" zone to 37.5% ipmitool raw 0x30 0x70 0x66 0x01 0x00 0x24 #set fans in "peripheral" zone to 25% ipmitool raw 0x30 0x70 0x66 0x01 0x01 0x16. References: I first found the duty cycle info here. This post includes a pretty complete PIM-based script on the 4th page. Script to control fan speed in response to hard .
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