[buug] dd to clone

[John de la Garza]

This wont copy the MBR or the partition table.  I am looking for a  
way to clone a harddrive, not just a directory.

On Mar 7, 2007, at 3:09 PM, Bruce Ferrell wrote:

> use tar.  it'll give you an accurate copy independant of the  
> underlying hardware.  something like this:
>
> tar cvf - <hda root> | (cd <hdb root> ; tar xvf -)
>
>
>
> John de la Garza wrote:
>> I have a linux box that is up and running in a production  
>> environment.
>> I want to reproduce the box for a backup server.  If I want to use dd
>> to copy the harddrive could I simply do something like:
>> dd if=/dev/hda bs=1024k  of=/dev/hdb
>> or must I know more about the hard drives and do some calculations  
>> for
>> how much data to copy?
>> hdb is greater than or equal to the size of hda in this case
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