It so long time experienced with HP server products,
You guys never concern about fan noises.
DL, SL series is rack type so mostly it uses in server room but how about ML series?
It so painful to hear the loudly fan noises within working time so many people trying to fight back with it as like below URLs;
https://www.reddit.com/r/homelab/comments/di3vrk/silence_of_the_fans_controlling_hp_server_fans/
https://github.com/Max-Sum/HP-fan-proxy
WHY ARE YOU HP USER LEAVES SO PAINFUL TO HEAR THE FAN NOISES?
Corona virus make it more swelled up issues.
Have you try to use ML servers in your home in working time?
Hope you have to try this at home guys! especially, the server air cooling design team.
So to reduce the painful of fan noise issues, you can give to the users can control the maxmimum fan speed in iLO with responsiblity(like warning message) to use them.
There have so many issued about fan noises issue made by temperature sensors abnomal measured.
it so tired to update the firmwares to fix the patches.
Look at yourself how many firmwares updated.
Please give to control the fan maximum speed with responsibility.
Users also no need to fight back with fan noises and happy with it.