ahci hangs on Supermicro MicroCloud second channel

[Steven Hartland]

----- Original Message ----- 
From: "Dmitry Morozovsky" <marck at rinet.ru>
 
> Well, ahci problem solved, but I still have much worse performance (and 
> different on ada0 and ada1!):
> ada0, MC 50-60 MBps 
> ada1, MC 13-25 MBps
> ada*, 5017 130+ MBps
> 
> Could you please post SATA/AHCI BIOS settings from your machines? Thanks a lot!

Just AHCI configured as far as I remember.

What you mean by MC vs 5017?

How are you measuring disk speed?

What value do you have for sysctl vfs.read_max?

    Regards
    Steve

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