usb hard disk not getting recognized

[Oliver Grawert]

hi,
Am Mittwoch, den 09.01.2013, 21:54 +0530 schrieb Abhishek Dixit:
> 
> yes I did exactly the same 
> when the disk was not inserted to USB slot
> cp /var/log/dmesg /home/abhi/dmesg_without_dell_usb
> and after I inserted the USB disk (1 TB)
> cp /var/log/dmesg /home/abhi/dmesg_with_dell_usb
> 
> 
> and diff
>  /home/abhi/dmesg_with_dell_usb /home/abhi/dmesg_without_dell_usb
> I got no output on screen so it means the kernel did not actually
> noticed the disk at all.
> 
this cant work, /var/log/dmesg only contains boot information, it does
not get updated after booting. use the dmesg command instead, that reads
the actual kernel ring buffer and will give you current events.

ciao
	oli
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