two part tar code example
Example 1: bash multipart tar
tar -cvf - <stuff to put in archive> | split --bytes=1m --suffix-length=4 --numeric-suffix - myarchive.tar.
Example 2: bash multipart tar
cat myarchive.tar.* | tar xvf -
tar -cvf - <stuff to put in archive> | split --bytes=1m --suffix-length=4 --numeric-suffix - myarchive.tar.
cat myarchive.tar.* | tar xvf -