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Re: dd /dev/hda /dev/hdb block size



> I have a second HD I am using as a mirror for my first.
> I am going to use dd to initially copy files from one
> to the other and then rsync on a daily basis.

don't do that. use tar.

> Do I need to format hdb before dd if=dev/hda of=/dev/hdb?

don't do that. use tar.

> Someone mentioned I should specify a block size.  What
> would be a good block size for 60G HD?

don't do that. use tar.

really, you can have a LOT of subtle problems.
so don't do that. use tar.

well, tar instead of dd. rsync is fine. you can even make the initial
copy with rsync, and avoid tar.

pietro.



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