Re: Very slow SATA with Silicon Image (SiI3112) Kernel 2.4.21

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue Jul 29 2003 - 13:06:00 EST


On Maw, 2003-07-29 at 17:16, John Lange wrote:
> I have just built a server using an ASUS A7N8X deluxe Motherboard with
> and AMD 2500. The motherboard includes the Silicon Image Serial ATA
> system. Attached are two Maxtor 120Gig serial ATA drives.
>
> I have compiled a new kernel (2.4.21) which includes support for the
> Sil3112.
>
> The machine boots but have very slow drive access. Can someone please
> tell me if there are some settings to improve drive throughput?

With 2.4.21

        hdparm -X66 -d1 /dev/hdwhatever

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