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my ($ptid, $total, $used, $avail, $pct, $mp) = $element =~ m!^(/dev/.+[0-9]+) # which partition $ptid ... \s+([0-9.]+[MGK]) # available space $avail \s+(\d{2})% # percent usage $pct \s+(.*)$!x; # mounting point $mp
---- Sat Feb 3 12:01:01 EST 2001 ... /dev/hdb6 1008M 209M 748M 22% /home/httpd /dev/hdb9 1.5G 1.1G 358M 75% /mnt/build /dev/hdb8 640M 456M 151M 75% /mnt/mp3