[Wylug-help] SATA HDD in an external case over USB - 2 partitions

Gary Stainburn gary.stainburn at ringways.co.uk
Thu Jun 24 13:02:00 UTC 2010


Found in dmesg

scsi 5:0:0:0: Direct-Access                                    PQ: 0 ANSI: 2 
CCS
sd 5:0:0:0: Attached scsi generic sg2 type 0
sd 5:0:0:0: [sdb] Very big device. Trying to use READ CAPACITY(16).
sd 5:0:0:0: [sdb] Using 0xffffffff as device size
sd 5:0:0:0: [sdb] 4294967296 512-byte logical blocks: (2.19 TB/2.00 TiB)
sd 5:0:0:0: [sdb] Write Protect is off
sd 5:0:0:0: [sdb] Mode Sense: 00 38 00 00
sd 5:0:0:0: [sdb] Assuming drive cache: write through
sd 5:0:0:0: [sdb] Very big device. Trying to use READ CAPACITY(16).
sd 5:0:0:0: [sdb] Using 0xffffffff as device size
sd 5:0:0:0: [sdb] Assuming drive cache: write through
 sdb: unknown partition table
sd 5:0:0:0: [sdb] Very big device. Trying to use READ CAPACITY(16).
sd 5:0:0:0: [sdb] Using 0xffffffff as device size
sd 5:0:0:0: [sdb] Assuming drive cache: write through
sd 5:0:0:0: [sdb] Attached SCSI disk

Full file available at http://www.stainburn.com/dmesg.txt

The extract is at line 761

On Thursday 24 June 2010 13:10:04 Gary Stainburn wrote:
> I had to re-install windows on my laptop, and also wanted to try Fedora 13,
> so I came up with the idea of replacing the HDD and doing the installs onto
> that.
>
> This has worked fine, and I now have a clean (but still flakey) WinXP
> install, and F13 dual booting fine.
>
> I have now the old HDD in an external chassis connected via USB.
>
> My problem is that neither OS will allow me access to either of the
> partitions on the old HDD. Both see the USB->SATA bridge, and see the HDD
> but neither will allow me access to the contents.
>
> Windows just sits and smiles at me. Linux says it cannot access the drive.
> Can anyone help?
>
> Gary
>
> [root at dcomp5 ~]# fdisk /dev/sdb
>
> Unable to read /dev/sdb
> [root at dcomp5 ~]# mount -t ext3 /dev/sdb2 /media/linux/
> mount: special device /dev/sdb2 does not exist
> [root at dcomp5 ~]#
>
>
> [/var/log/messages]
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: new high speed USB device using
> ehci_hcd and address 5
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: New USB device found,
> idVendor=152d, idProduct=2338
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: New USB device strings: Mfr=1,
> Product=2, SerialNumber=5
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: Product: USB to ATA/ATAPI Bridge
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: Manufacturer: JMicron
> Jun 24 12:54:54 dcomp5 kernel: usb 2-2: SerialNumber: 152D203380B6
> Jun 24 12:54:54 dcomp5 kernel: scsi6 : usb-storage 2-2:1.0
> Jun 24 12:54:59 dcomp5 kernel: scsi 6:0:0:0: Direct-Access
> PQ: 0 ANSI: 2 CCS
> Jun 24 12:54:59 dcomp5 kernel: sd 6:0:0:0: Attached scsi generic sg2 type 0
> Jun 24 12:54:59 dcomp5 kernel: sd 6:0:0:0: [sdb] Attached SCSI disk



-- 
Gary Stainburn
 
This email does not contain private or confidential material as it
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