rar command to compress and split

rar a -m5 -v50M -R archive.rar /home

a – tells program to add files to the archive
-m5 – determine the compression level (0-store (fast)…3-default…5-maximum(slow))
-v50M – determine the size of each file in split archive, in this example you get files
archive – name of the archive you are creating
/home/ – is folder of the files you wish to add to the archive