This is a niche but critical issue for home users. On certain ProLiant Gen8 servers (DL380p, ML350p), iLO firmware after v2.82 increases the minimum fan speed from ~12% to ~30% to compensate for “unknown PCIe cards.”
Downgrading iLO 4 to version 2.55 is often the better choice to restore the classic, fast, Java-based remote console, recover lost features, and keep your vintage Gen8 server running smoothly. Sometimes, to move forward, you have to look backward.
A mid-sized logistics company ran 50 ProLiant DL360p Gen8 servers. After an automated firmware update to iLO 4 , they experienced:
Users typically seek this "feature" to resolve performance or hardware compatibility issues, such as: