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$ perl ./tux.pl # PostgreSQL 9.4devel_HEAD_20140502_2044_0717748 on x86_64-unknown-linux +-gnu, compiled by gcc (GCC) 4.9.0, 64-bit ... where 0=1 0.00002 0.00013 0.00000 where 0=1 0.00002 0.00012 0.00000
use strict; use warnings; use DBI; ... printf(" %7.5f", tv_interval($t0 , [gettimeofday])); print "\n"; }