/saveit/md5test/huh.saveit exists 
rename /saveit/md5test/huh.saveit,/saveit/md5test/bkup1-huh.saveit
Cant rename /saveit/md5test/huh.saveit /saveit/md5test/bkup1-huh.saveit No such file or directory
 .. /saveit/md5test/bkup1-huh.saveit doesnt exist