On Saturday 07 June 2003 11:38 pm, Stroller wrote:
> On 8/6/03 3:05 am, "Dhruba Bandopadhyay" <[EMAIL PROTECTED]> 
wrote:
> > On Sat, 2003-06-07 at 20:06, Stroller wrote:
> >> Thanks! How do I do that, please..? I thought that was what
> >> /etc/init.d/hdparm was for..?
> >
> > http://forums.gentoo.org/viewtopic.php?p=337306#337306
> >
> > Or more simply: hdparm -d1 /dev/hdX
>
> I think that's set by:
>
>   [EMAIL PROTECTED] stroller $ cat /etc/conf.d/hdparm
>
>   # You can either set hdparm arguments for each drive using
>   # disc*_args and cdrom*_args..  eg.
>   # disc0_args="-d1 -X66"
>   # disc1_args"-d1"
>   # cdrom0_args="-d1"
>
>   # Or, you can set hdparm options for ALL drives using all_args..
>   # eg.
>   # this mimics the behaviour of the current script
>   all_args="-d1"
>
>   [EMAIL PROTECTED] stroller $
>
> Isn't it..?
>
> As you can see from my original post, I've tested before & after
> starting /etc/init.d/hdparm.
>
> Does this mean anything to anyone..?
>
>   [EMAIL PROTECTED] stroller $ sudo /sbin/hdparm -i /dev/hda
>
>   /dev/hda:
>
>    Model=IBM-DARA-212000, FwRev=AR4OA53A, SerialNo=AH0AHJ80443
>    Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
>    RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
>    BuffType=DualPortCache, BuffSize=418kB, MaxMultSect=16,
> MultSect=16 CurCHS=17475/15/63, CurSects=16513875, LBA=yes,
> LBAsects=23579136 IORDY=on/off, tPIO={min:240,w/IORDY:120},
> tDMA={min:120,rec:120} PIO modes:  pio0 pio1 pio2 pio3 pio4
>    DMA modes:  mdma0 mdma1 mdma2
>    UDMA modes: udma0 udma1 *udma2 udma3 udma4
>    AdvancedPM=yes: mode=0x80 (128) WriteCache=enabled
>    Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17:  1 2 3 4
>

UDMA4 is udma66 I believe not horrible but about half the speed of a 
UDMA6 or udma133 drive. Maybe my data will be of help

sudo /sbin/hdparm -Tt /dev/hda

/dev/hda:
 Timing buffer-cache reads:   128 MB in  0.38 seconds =340.43 MB/sec
 Timing buffered disk reads:  64 MB in  1.15 seconds = 55.70 MB/s

sudo /sbin/hdparm -i /dev/hda

/dev/hda:

 Model=Maxtor 6Y080P0, FwRev=YAR41BW0, SerialNo=Y2TW28LE
 Config={ Fixed }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57
 BuffType=DualPortCache, BuffSize=7936kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=160086528
 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio1 pio2 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
 AdvancedPM=yes: disabled (255) WriteCache=enabled
 Drive conforms to: (null):  1 2 3 4 5 6 7

And from /etc/init.d/hdparm:

start() {
        ebegin "Enabling DMA on IDE drives"
        /sbin/hdparm -d1 -Xudma6 -i -v -t /dev/hda
        eend


>
> Maybe this hard-drive is just a particularly slow one, as Volker
> suggests..? But is seems SO considerably much slower than all the
> other hdparm results I've seen posted.   8-[

It might be slowww but more likely there is something missing. Is it on 
the same IDE cable as a CD-ROM drive? Is it actually a udma100 drive on 
a 40 conductor cable?
I just looked again at your hdparm -i. I notice that your BuffSize is 
listed as 418kB> This could be your major problem.



-- 
Regards, Ernie
100% Microsoft and Intel free


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