Assume the Operator role or another role with the Media Backup rights profile.
Use one of the following backup methods:
/usr/lib/fs/ufs/ufsdump for major backups
/usr/sbin/tar -T with other options for small backups
A script calling either of the above commands
For example, the Budtool
backup application calls the ufsdump command.
Only these commands preserve security attributes and can read multilevel and single-level directories correctly.