Mailinglist Archive: opensuse (3337 mails)

[Joseph Loo <jloo@xxxxxxx>]

Otto Rodusek (AP-SGP) wrote:
> Hi,
>
> I hope I have the correct forum, and apologize in advance if I don't !!!
>
> I have installed OpenSuse 10.0 (64bit) and things seem to be working 
> ok. However, I have the following query vis the external usb-2 
> connection. I have 2 identical 200GB Seagate drives - one connected 
> internally (/dev/hda) and another externally (for backup/rsync).
>
> When I do a hdparm on /dev/hda it works normally:
>
> rentsch-asia:/var/log # hdparm /dev/hda
>
> /dev/hda:
> multcount    = 16 (on)
> IO_support   =  1 (32-bit)
> unmaskirq    =  1 (on)
> using_dma    =  1 (on)
> keepsettings =  0 (off)
> readonly     =  0 (off)
> readahead    = 256 (on)
> geometry     = 24321/255/63, sectors = 390721968, start = 0
>
> However if I do the same command on the exact same drive but connected 
> via usb2 I get this:
>
> rentsch-asia:/var/log # hdparm /dev/sda
>
> /dev/sda:
> HDIO_GET_32BIT failed: Invalid argument
> HDIO_GET_UNMASKINTR failed: Invalid argument
> HDIO_GET_DMA failed: Invalid argument
> HDIO_GET_KEEPSETTINGS failed: Invalid argument
> readonly     =  0 (off)
> readahead    = 256 (on)
> geometry     = 24321/255/63, sectors = 390721967, start = 0
>
> Any idea how to get the correct params so I can set them to my 
> requirement??
>
> Thanks and rgds.
If you look carefully how the drive is mounte, you will discover it 
probably will be mounted as a scsi drive. As a result, the hdparam will 
not work.

--
Joseph Loo
jloo@xxxxxxx