[CentOS] USB Disk

Sean O'Connell
Tue, 30 Aug 2005 20:00:19 -0000

On Tue, 2005-08-30 at 15:56 -0400, James Pifer wrote:
> I put a new server together with CentOS 4. This server is doing a number
> of functions including ntp, mail, and web server. I had a USB drive
> plugged in and it was working great. I could access it at /media/usbdisk
> and I copied lots of data to it.
>
> I felt the server was "complete" so I wanted to move it. I shut
it down,
> moved it, etc. Everything is ok, except that I cannot access the usbdisk
> now. If I plug it into my laptop (FC4) I can access it without any
> problems.
>
> When I plug it into the server I get:
> Aug 30 15:47:22 porky kernel: ohci_hcd 0000:00:0f.2: wakeup
> Aug 30 15:47:22 porky kernel: usb 1-2: new full speed USB device using
> address 3
> Aug 30 15:47:22 porky kernel: scsi3 : SCSI emulation for USB Mass
> Storage devices
> Aug 30 15:47:22 porky kernel:   Vendor: WDC WD16  Model: 00JB-00GVA0
> Rev:  0 0
> Aug 30 15:47:22 porky kernel:   Type:   Direct-Access
> ANSI SCSI revision: 02
> Aug 30 15:47:22 porky kernel: SCSI device sdb: 312581808 512-byte hdwr
> sectors (160042 MB)
> Aug 30 15:47:22 porky kernel: sdb: assuming drive cache: write through
> Aug 30 15:47:22 porky kernel:  sdb: sdb1
> Aug 30 15:47:22 porky kernel: Attached scsi disk sdb at scsi3, channel
> 0, id 0, lun 0
> Aug 30 15:47:22 porky kernel: Attached scsi generic sg3 at scsi3,
> channel 0, id 0, lun 0,  type 0
> Aug 30 15:47:22 porky scsi.agent[9209]: disk
> at
/devices/pci0000:00/0000:00:0f.2/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0
> Aug 30 15:47:23 porky fstab-sync[9282]: added mount point /media/usbdisk
> for /dev/sdb1
>
> Problem is when I go to /media/usbdisk there's nothing there. Anyone
> have any suggestions?

Is it mounted or just providing the mount point? Does df show it? If
not, do a mount /media/usbdisk . Does that help?

Sean