I'd really recommend using `set -x` or `bash -x script` to sanity check all the commands and expected output. See http://www.tldp.org/LDP/Bash-Beginners-Guide/

I'd really recommend using `set -x` or `bash -x script` to sanity check all the commands and expected output. See http://www.tldp.org/LDP/Bash-Beginners-Guide/html/sect_02_03.html http://www.tldp.org/LDP/Bash-Beginners-Guide/html/sect_02_03...