[CentOS] disk cloning ?

Tue Nov 12 02:15:55 UTC 2013
Mauricio Tavares <raubvogel at gmail.com>

On Mon, Nov 11, 2013 at 9:11 PM, Mauricio Tavares <raubvogel at gmail.com> wrote:
> On Mon, Nov 11, 2013 at 5:59 AM, hadi motamedi <motamedi24 at gmail.com> wrote:
>> On 11/11/13, Arun Khan <knura9 at gmail.com> wrote:
>>> On Mon, Nov 11, 2013 at 3:14 PM, hadi motamedi <motamedi24 at gmail.com>
>>> wrote:
>>>> Dear All
>>>> I needed to clone my disk to another hard drive . I did it as the
>>>> following :
>>>> #dd if=/dev/sdb of=/dev/sdc
>>>> But after a while, the procedure ended with the "writing to /dev/sdc
>>>> input/output error" message.
>>>
>>> Is /dev/sdc >= /dev/sdb?
>>>
>>> Also, input/output error is an indication of a hardware problem (disk
>>> controller on the board, cable, or the disk).
>>>
>>>> Can you please let me know how can I overcome this as the fdisk now
>>>> returns as "
>>>> #fdisk /dev/sdc
>>>> "I do not know how to handle files with mode 81a4
>>>> must set cylinders"
>>>
>>> What does 'parted --list' display?
>>>
>>>> What can I do at know ?
>>>
>>> Post the answers for above.
>>>
>>> -- Arun Khan
>>> _______________________________________________
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>>> CentOS at centos.org
>>> http://lists.centos.org/mailman/listinfo/centos
>>>
>>
>> Please find below :
>> #parted -list
>> disk /dev/hda 21.5GB
>> sector : 512B/512B
>> partition : msdos
>> disk : /dev/sdb 40GB
>> sector : 512B/512B
>> partition : msdos
>> error: unable to open /dev/md0
>> unrecognized disk label.
>
>       Where is /dev/sdc?
>
      And, isn't /dev/md0 usually a raid?

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