CentOS - Aug 2008 - USB Drive is detected and but the device "/dev/sda1" is not initialized

Dear All,

    I have using CentOS 4.4 and My PC USB Drive is detected and
    but the device "/dev/sda1" is not initialized and i have executed
the
    dmesg command and I am getting the following messages
   
    usb 1-6: new high speed USB device using address 2
    SCSI subsystem initialized
    Initializing USB Mass Storage driver...
    scsi0 : SCSI emulation for USB Mass Storage devices
      Vendor: JetFlash  Model: TS1GJFV30         Rev: 8.07
      Type:   Direct-Access                      ANSI SCSI revision: 02
    USB Mass Storage device found at 2
    usbcore: registered new driver usb-storage
    USB Mass Storage support registered.
    SCSI device sda: 1986558 512-byte hdwr sectors (1017 MB)
    sda: Write Protect is off
    sda: Mode Sense: 03 00 00 00
    sda: assuming drive cache: write through
    SCSI device sda: 1986558 512-byte hdwr sectors (1017 MB)
    sda: Write Protect is off
    sda: Mode Sense: 03 00 00 00
    sda: assuming drive cache: write through
    sda:
    Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0

    and i have tried in windows xp service pack 2 system USB Drive is 
detected
    but can not opened and i am getting the following message please 
insert disk in drive

    I am not sure why this is happening. Can some one throw light on this.


Regards
-S.Balaji

On Tue, Aug 19, 2008 at 6:25 AM, Balaji <balajisundar at midascomm.com>
wrote:
> Dear All,
>
>   I have using CentOS 4.4 and My PC USB Drive is detected and
>   but the device "/dev/sda1" is not initialized and i have
executed the
>   dmesg command and I am getting the following messages
>     usb 1-6: new high speed USB device using address 2
>   SCSI subsystem initialized
>   Initializing USB Mass Storage driver...
>   scsi0 : SCSI emulation for USB Mass Storage devices
>     Vendor: JetFlash  Model: TS1GJFV30         Rev: 8.07
>     Type:   Direct-Access                      ANSI SCSI revision: 02
>   USB Mass Storage device found at 2
>   usbcore: registered new driver usb-storage
>   USB Mass Storage support registered.
>   SCSI device sda: 1986558 512-byte hdwr sectors (1017 MB)
>   sda: Write Protect is off
>   sda: Mode Sense: 03 00 00 00
>   sda: assuming drive cache: write through
>   SCSI device sda: 1986558 512-byte hdwr sectors (1017 MB)
>   sda: Write Protect is off
>   sda: Mode Sense: 03 00 00 00
>   sda: assuming drive cache: write through
>   sda:
>   Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0
Maybe it's not partitioned. Have you tried to mount /dev/sda?

-- 
Marcelo

"?No ser? acaso que ?sta vida moderna est? teniendo m?s de moderna que
de vida?" (Mafalda)

On Tue, 2008-08-19 at 14:55 +0530, Balaji wrote:
> Dear All,
> 
>     I have using CentOS 4.4 and My PC USB Drive is detected and
>     but the device "/dev/sda1" is not initialized and i have
executed the
...
>     I am not sure why this is happening. Can some one throw light on this.
What does "fdisk -l /dev/sda" return?

If there's nothing on the drive you care about try repartitioning with
fdisk and making a file system using "mke2fs", or "mkdosfs"
if you want
VFAT.

Phil