Re: Speedup cp command?

["Andrew M.A. Cater" <amacater@galactic.demon.co.uk>]

On Tue, Aug 23, 2016 at 03:18:30PM -0500, Richard Owlett wrote:
> I'm copying Debian distribution DVDs.
> I used
>   cp -R /media/cdrom0 /media/richard/myrepository/dvd_1
> 
> It gave me what I wanted [*N.B.* I did not want dvd_1.iso]
> It was SLOW.
> The man page for rsync suggested that it could do it faster.
> Can it?
> If so, what is correct syntax to get the same result as the command above?
> 
> TIA

Loop mount the DVD

mount -t iso /media/cdrom0 -o loop /mnt

cd /mnt

and you should see all the files within the DVD.

cd /media/richard/repository/dvd_1/

rsync -pavz /mnt/ .

Should do it. If you stop and restart rsync, it should start from the place it left off,more or less.

Hope this helps,

AndyC