$ diff llil_judyhs1.pl llil_judyhs2.pl 7,10c7,10 < my $DATA_TEMPLATE = 'nZ10'; < my $DATA_SIZE = 12; < my $COUNT_SIZE_BYTES = 2; < my $COUNT_SIZE_BITS = 16; --- > my $DATA_TEMPLATE = 'NZ20'; > my $DATA_SIZE = 24; > my $COUNT_SIZE_BYTES = 4; > my $COUNT_SIZE_BITS = 32; #### $ time perl llil_judyhs1.pl big1.txt big2.txt big3.txt >out1.txt my_test start get_properties : 10 secs sort + output : 5 secs total : 15 secs 353468 Kbytes of RAM were used real 0m14.770s user 0m14.669s sys 0m0.084s $ time perl llil_judyhs2.pl big1.txt big2.txt big3.txt >out2.txt my_test start get_properties : 10 secs sort + output : 5 secs total : 15 secs 473784 Kbytes of RAM were used real 0m15.073s user 0m14.938s sys 0m0.119s