C:\Steve\Dev\PerlMonks\P-2013-12-18@1604-Hash-Undef>testdf5.pl
$info{mount} undefined when $line = [/dev/mapper/VolGroup00-LogVol00]
$info{mount} undefined when $line = [/dev/mapper/VolGroupPROD-ExportHome]
$info{mount} undefined when $line = [/dev/mapper/VolGroupPROD-Production]
$info{mount} undefined when $line = [/dev/mapper/VolGroupPROD-ProdLog]
$info{mount} undefined when $line = [/dev/mapper/VolGroupPROD-ProdArchive]
8979892
/production/log is at 70% with 8979892K remaining.
/ is at 37% with 17035356K remaining.
/production is at 11% with 13171716K remaining.
/export/home is at 24% with 11199904K remaining.
/production/archive is at 18% with 8095500K remaining.
/boot is at 28% with 68351K remaining.