算增长量.
2009-02-09 49044401
2009-02-10 49149251
2009-02-11 49269434
2009-02-12 49400803
2009-02-13 49544945
2009-02-14 49669535
2009-02-15 49782512
2009-02-16 49925991
2009-02-17 50083085
2009-02-18 50220845
2009-02-19 50334026
2009-02-20 50402740
2009-02-21 50457412
2009-02-22 50507247
2009-02-23 50568541
2009-02-24 50671089
2009-02-25 50777799
2009-02-26 50913576
2009-02-27 53420014
2009-02-28 55024490
2009-03-01 55191803
2009-03-02 55270163
2009-03-03 55368536
2009-03-04 55433642
2009-03-05 55477563
2009-03-06 55511254
2009-03-07 55621047
2009-03-08 55753157
2009-03-09 55908063
2009-03-10 55926975
2009-03-11 56008892
#!/usr/bin/perl
open FILE,'user_space.log' or die 'fail';
$v1=$v2=0;
while ($line =){
@fields=split(/\s/,$line);
$v2=$fields[1];
print $fields[0]," ",$v2-$v1."\n";
$v1=$v2;
}
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