rsyncing

rsync -SarvixX

-S -S, --sparse                handle sparse files efficiently
-a -a, --archive               archive mode; equals -rlptgoD (no -H,-A,-X)
-r -r, --recursive             recurse into directories
-v -v, --verbose               increase verbosity
-i -i, --itemize-changes       output a change-summary for all updates
-x -x, --one-file-system       don't cross filesystem boundaries
-X -X, --xattrs                preserve extended attributes