DD Rules

[Ian Malone]

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!
> 

It must be at least exactly the same size.  Why should it be a byte
larger?

> 
> 6. Always run dd in the source computer.
> 

I'm not sure what other computer you'd run it on.  Do you
mean over a network?  Or possibly you mean the system you
have mounted as /, in which case see 9.

9. When using dd to clone a partition have both the source and
destinations unomunted or at least mounted read only.

-- 
imalone