Thanks for the guide. Very helpful!
Where did you flash the P410i? When I'm in the hpsahba directory and try "hpsahba -i /dev/sg1" it says command not found. I flashed a bunch of cards in Ubuntu 18 into HBA mode. Did you do that in Proxmox? Not sure what the difference is.
HPSAHBA works great with Ubuntu 18.04 and kernel 5.40. I can see all SAS and SATA drives. I have tried probably 20 different models. No fan problems ever. Booting directly to NVME using PCI adapter with SATA connection to the DVD drive. Remember to upgrade all firmware first to latest (P67...