If the management interface doesn’t support changing the fan speeds, check to see if the IPMI commands will workk for it.
Picked up an old Dell server years agonwith their IDRAC 6 interface. Turned out that version of their IDRAC didn’t support fan management, but it also accepted raw ipmi commands. Was able to slow the fans down to the point where you don’t even notice them.
If the management interface doesn’t support changing the fan speeds, check to see if the IPMI commands will workk for it.
Picked up an old Dell server years agonwith their IDRAC 6 interface. Turned out that version of their IDRAC didn’t support fan management, but it also accepted raw ipmi commands. Was able to slow the fans down to the point where you don’t even notice them.