On Mon, 22 Nov 1999, Yasuhide OOMORI wrote:
> On Sun, Nov 21, 1999 at 07:07:39PM +0100,
> Petr Soucek <petr@ryston.cz> wrote:
> >kernel: hdc: IBM-DPTA-353750, 35772MB w/1961kB Cache,
> >CHS=4560/255/63, (U)DMA
> >but the transfer rate measured by hdparm 3.5i was really slow, 2.7
> >MB/s. No changes done by hdpardm helped.
>
> What option did you try?
>
> I wrote to /etc/rc.d/rc.local:
>
> hdparm -c1 -m16 -X66 -k1 /dev/hdb
^^^
You do this on a PIIX3 and expect a crash and lockup.............
> for my 20GB HDD.
>
> # hdparm -i /dev/hdb
>
> /dev/hdb:
>
> Model=Maxtor 92040U6, FwRev=MA540RR0, SerialNo=C603A1BC
> Config={ Fixed }
> RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
> BuffType=3(DualPortCache), BuffSize=2048kB, MaxMultSect=16, MultSect=16
> DblWordIO=no, maxPIO=2(fast), DMA=yes, maxDMA=0(slow)
> CurCHS=2482/255/63, CurSects=-66060037, LBA=yes
> LBA CHS=256/1020/63 Remapping, LBA=yes, LBAsects=39882528
> tDMA={min:120,rec:120}, DMA modes: mword0 mword1 mword2
> IORDY=on/off, tPIO={min:120,w/IORDY:120}, PIO modes: mode3 mode4
> UDMA modes: mode0 mode1 mode2
>
> I don't know about more than 32GB HDD.
> --
> Yasuhide OOMORI
> mailto:dasen@typhoon.co.jp
>
>
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