Backup:
cd targetfolder tar -cvpzf backup.tar.gz --exclude=/backup.tar.gz ./
Backup with split
cd targetfolder tar -cvpz backup.tar.gz --exclude=/backup.tar.gz ./ | split -d -b 3900m - ./backup.tar.gz.
Export:
tar -xvpzf backup.tar.gz -C targetfolder
Export with concat:
cat *tar.gz* | tar -xvpzf - -C targetfolder
