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rsync -r -t -p --owner -g-group -v --progress --delete -l -z -s /home/tempadmin/tmp/source /home/tempadmin/tmp/destination

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The preservation of ownership will associate matching names by default, but may fall back to
using the ID number in some circumstances (see also the --numeric-ids option for a full dis-cussion). discussion).
cussion).

--group

This option causes rsync to set the group of the destination file to be the same as the source
file. If the receiving program is not running as the super-user (or if --no-super was speci-fied), specified),
fied), only groups that the invoking user on the receiving side is a member of will be pre-served. preserved.
served. Without this option, the group is set to the default group of the invoking user on
the receiving side.

The preservation of group information will associate matching names by default, but may fall
back to using the ID number in some circumstances (see also the --numeric-ids option for a
full discussion).

On the Mac OS X to backup iPhoto,

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