DD not working--SUCCESS!

[Karl Larsen]

Chris Jones wrote:
> On Saturday 1 September 2007 4:12:02 pm Karl Larsen wrote:
>   
>> Les Mikesell wrote:
>>     
>>> Karl Larsen wrote:
>>>       
>>>>    If you want to copy something big from one partition to another
>>>> the old dd method is for you. You have to do it right. This means that:
>>>>
>>>> 1. The destination partition MUST be at least a byte larger than the
>>>> source partition where the data is coming from. This is essential!
>>>>         
>>> This isn't true.  Can you explain why you think it is?
>>>       
>>     Yes I can. My first try with dd I tried to put a 40GB partition into
>> a 20GB partition and dd errored out. Then I read man dd.
>>     
>
> Erm, what. 
>
> Please explain how the fact that you cannot squeeze a 40G partition into a 20G 
> one, something I would have thought obvious, leads you to the conclusion that 
> the destination has to be bigger than the source. 
>
> All this proves is 40 > 20 : hardly ground a breaking discovery...
>
> For the record the destination has to be THE SAME size or bigger. There is no 
> requirement (I am aware of) that it must be at least a byte bigger....
>
> Chris
>
>   
    I think this is a stupid discussion. To you Chris, "How do you make 
sure the destination partition is EXACTLY equal in byte size to the 
source partition?".



-- 

	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.