Re: USB Memory Key problem

From: kegwasher (washer_of_kegs_at_t-online.de)
Date: 11/01/03


Date: Sat, 01 Nov 2003 11:52:20 +0100


 Fri, 24 Oct 2003 22:55:31 GMT, Robert S <send_me_mail@areujoking.com>
wrote:

>> How about trying to mount /dev/sda ? Some usb sticks seem to be
>> formatted
>> with a partition table, others don't, even for the same make/model (in
> which
>> case fdisk -l /dev/sda will show a load of garbage). Another problem
>> I've
>> found is that the device name (/dev/sda,/dev/sdb) sometimes changes if I
>> unmount/remove the stick, then plug it back in, or if I use a different
>> usb port.
>>
>> Sas
>
> Thanks for all of your answers folks. It seems to have mysteriously
> started
> working again when I do # mount /dev/sda /mnt/usb. As one of you have
> pointed out, it prints rubbish when I do fdisk -l /dev/sda, so maybe
> there's
> no partition table written.
> The "mount" command only works intermittently and when I do # tail
> /var/log/messages, I sometimes get:
> Oct 25 07:49:09 athlon kernel: hub.c: new USB device 00:11.2-2.1,
> assigned
> address 8
> Oct 25 07:49:09 athlon kernel: scsi2 : SCSI emulation for USB Mass
> Storage
> devices
> Oct 25 07:49:09 athlon kernel: sda: sda1 sda2 sda3 sda4
> Oct 25 07:49:11 athlon usb.agent[964]: missing kernel or user mode driver
> usbcore
> Oct 25 07:49:11 athlon usb.agent[964]: missing kernel or user mode driver
> usbcore
> Oct 25 07:49:11 athlon usb.agent[977]: missing kernel or user mode driver
> usb-storage
> Oct 25 07:49:12 athlon usb.agent[993]: missing kernel or user mode driver
> usb-storage
>
>
> If I do # lsmod, usb-storage and usbcore are still there.
>
> Is there any explanation for this?
>
>
>

On my machines, I had to boot each machine once with the stick inserted for
it to be mountable. No idea why.

I mount using:
mount -t vfat /dev/sda1 /mn/usb

That gives me access to windows long file names on the stick.



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