NAME Bencher::Scenario::Perl::Startup - Benchmark startup time of perls VERSION This document describes version 0.052 of Bencher::Scenario::Perl::Startup (from Perl distribution Bencher-Scenario-Perl-Startup), released on 2021-07-23. SYNOPSIS To run benchmark with default option: % bencher -m Perl::Startup For more options (dump scenario, list/include/exclude/add participants, list/include/exclude/add datasets, etc), see bencher or run "bencher --help". DESCRIPTION Conclusion: in general newer versions of perl has larger startup overhead than previous ones. If startup overhead is important to you, use "-e" instead of "-E" unless necessary. BENCHMARK PARTICIPANTS * perl-5.34.0 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.34.0/bin/perl -e1 * perl-5.34.0 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.34.0/bin/perl -E1 * perl-5.32.1 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.32.1/bin/perl -e1 * perl-5.32.1 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.32.1/bin/perl -E1 * perl-5.30.3 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.30.3/bin/perl -e1 * perl-5.30.3 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.30.3/bin/perl -E1 * perl-5.30.0 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.30.0/bin/perl -e1 * perl-5.30.0 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.30.0/bin/perl -E1 * perl-5.28.3 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.28.3/bin/perl -e1 * perl-5.28.3 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.28.3/bin/perl -E1 * perl-5.26.3 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.26.3/bin/perl -e1 * perl-5.26.3 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.26.3/bin/perl -E1 * perl-5.24.4 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.24.4/bin/perl -e1 * perl-5.24.4 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.24.4/bin/perl -E1 * perl-5.22.4 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.22.4/bin/perl -e1 * perl-5.22.4 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.22.4/bin/perl -E1 * perl-5.20.3 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.20.3/bin/perl -e1 * perl-5.20.3 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.20.3/bin/perl -E1 * perl-5.18.4 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.18.4/bin/perl -e1 * perl-5.18.4 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.18.4/bin/perl -E1 * perl-5.16.3 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.16.3/bin/perl -e1 * perl-5.16.3 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.16.3/bin/perl -E1 * perl-5.14.4 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.14.4/bin/perl -e1 * perl-5.14.4 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.14.4/bin/perl -E1 * perl-5.12.5 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.12.5/bin/perl -e1 * perl-5.12.5 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.12.5/bin/perl -E1 * perl-5.10.1 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.10.1/bin/perl -e1 * perl-5.10.1 -E1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.10.1/bin/perl -E1 * perl-5.8.9 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.8.9/bin/perl -e1 * perl-5.6.2 -e1 (command) Command line: /home/u1/perl5/perlbrew/perls/perl-5.6.2/bin/perl -e1 SAMPLE BENCHMARK RESULTS Run on: perl: *v5.34.0*, CPU: *Intel(R) Core(TM) i5-7200U CPU @ 2.50GHz (2 cores)*, OS: *GNU/Linux Ubuntu version 20.04*, OS kernel: *Linux version 5.3.0-64-generic*. Benchmark with default options ("bencher -m Perl::Startup"): #table1# +-----------------+-----------+-----------+-----------------------+-----------------------+---------+---------+ | participant | rate (/s) | time (ms) | pct_faster_vs_slowest | pct_slower_vs_fastest | errors | samples | +-----------------+-----------+-----------+-----------------------+-----------------------+---------+---------+ | perl-5.32.1 -E1 | 110 | 9.2 | 0.00% | 74.27% | 1.8e-05 | 20 | | perl-5.30.0 -E1 | 140 | 7.2 | 27.53% | 36.65% | 3.4e-05 | 35 | | perl-5.6.2 -e1 | 140 | 7.1 | 29.11% | 34.98% | 2.2e-05 | 42 | | perl-5.10.1 -E1 | 140 | 7 | 30.64% | 33.39% | 2.9e-05 | 20 | | perl-5.28.3 -E1 | 150 | 6.8 | 34.61% | 29.46% | 3.4e-05 | 54 | | perl-5.24.4 -E1 | 150 | 6.8 | 35.12% | 28.97% | 1.3e-05 | 20 | | perl-5.30.3 -E1 | 150 | 6.7 | 37.56% | 26.69% | 2.8e-05 | 21 | | perl-5.10.1 -e1 | 150 | 6.5 | 40.15% | 24.34% | 3.2e-05 | 21 | | perl-5.16.3 -E1 | 150 | 6.5 | 41.13% | 23.48% | 6.7e-06 | 20 | | perl-5.18.4 -E1 | 150 | 6.5 | 41.43% | 23.22% | 1.5e-05 | 21 | | perl-5.14.4 -E1 | 150 | 6.5 | 41.94% | 22.77% | 3.2e-05 | 24 | | perl-5.20.3 -E1 | 160 | 6.4 | 42.48% | 22.32% | 3.1e-05 | 21 | | perl-5.34.0 -E1 | 159 | 6.28 | 45.80% | 19.52% | 4.2e-06 | 20 | | perl-5.30.0 -e1 | 160 | 6.3 | 46.23% | 19.17% | 1.7e-05 | 21 | | perl-5.8.9 -e1 | 160 | 6.2 | 47.23% | 18.37% | 2.7e-05 | 26 | | perl-5.28.3 -e1 | 160 | 6.2 | 48.81% | 17.11% | 1.6e-05 | 20 | | perl-5.30.3 -e1 | 160 | 6.1 | 49.00% | 16.96% | 2.7e-05 | 40 | | perl-5.22.4 -e1 | 160 | 6.1 | 49.52% | 16.55% | 1.5e-05 | 20 | | perl-5.12.5 -E1 | 160 | 6.1 | 49.99% | 16.19% | 2.6e-05 | 73 | | perl-5.26.3 -E1 | 160 | 6.1 | 50.04% | 16.15% | 7.2e-06 | 20 | | perl-5.12.5 -e1 | 160 | 6.1 | 50.36% | 15.90% | 1e-05 | 20 | | perl-5.24.4 -e1 | 160 | 6.1 | 50.58% | 15.73% | 8.7e-06 | 20 | | perl-5.14.4 -e1 | 170 | 6.1 | 51.33% | 15.16% | 1.7e-05 | 20 | | perl-5.16.3 -e1 | 170 | 6 | 52.08% | 14.59% | 1.2e-05 | 21 | | perl-5.22.4 -E1 | 167 | 5.98 | 53.29% | 13.69% | 4.9e-06 | 20 | | perl-5.32.1 -e1 | 170 | 5.8 | 58.58% | 9.89% | 9.6e-06 | 20 | | perl-5.34.0 -e1 | 180 | 5.5 | 65.61% | 5.23% | 7.8e-06 | 20 | | perl-5.26.3 -e1 | 180 | 5.4 | 69.46% | 2.84% | 9.6e-06 | 20 | | perl-5.20.3 -e1 | 188 | 5.33 | 71.99% | 1.33% | 3.8e-06 | 20 | | perl-5.18.4 -e1 | 190 | 5.26 | 74.27% | 0.00% | 2.9e-06 | 20 | +-----------------+-----------+-----------+-----------------------+-----------------------+---------+---------+ Formatted as Benchmark.pm result: Rate perl-5.32.1 -E1 perl-5.30.0 -E1 perl-5.6.2 -e1 perl-5.10.1 -E1 perl-5.28.3 -E1 perl-5.24.4 -E1 perl-5.30.3 -E1 perl-5.10.1 -e1 perl-5.16.3 -E1 perl-5.18.4 -E1 perl-5.14.4 -E1 perl-5.20.3 -E1 perl-5.30.0 -e1 perl-5.34.0 -E1 perl-5.8.9 -e1 perl-5.28.3 -e1 perl-5.30.3 -e1 perl-5.22.4 -e1 perl-5.12.5 -E1 perl-5.26.3 -E1 perl-5.12.5 -e1 perl-5.24.4 -e1 perl-5.14.4 -e1 perl-5.16.3 -e1 perl-5.22.4 -E1 perl-5.32.1 -e1 perl-5.34.0 -e1 perl-5.26.3 -e1 perl-5.20.3 -e1 perl-5.18.4 -e1 perl-5.32.1 -E1 110/s -- -21% -22% -23% -26% -26% -27% -29% -29% -29% -29% -30% -31% -31% -32% -32% -33% -33% -33% -33% -33% -33% -33% -34% -34% -36% -40% -41% -42% -42% perl-5.30.0 -E1 140/s 27% -- -1% -2% -5% -5% -6% -9% -9% -9% -9% -11% -12% -12% -13% -13% -15% -15% -15% -15% -15% -15% -15% -16% -16% -19% -23% -25% -25% -26% perl-5.6.2 -e1 140/s 29% 1% -- -1% -4% -4% -5% -8% -8% -8% -8% -9% -11% -11% -12% -12% -14% -14% -14% -14% -14% -14% -14% -15% -15% -18% -22% -23% -24% -25% perl-5.10.1 -E1 140/s 31% 2% 1% -- -2% -2% -4% -7% -7% -7% -7% -8% -9% -10% -11% -11% -12% -12% -12% -12% -12% -12% -12% -14% -14% -17% -21% -22% -23% -24% perl-5.28.3 -E1 150/s 35% 5% 4% 2% -- 0% -1% -4% -4% -4% -4% -5% -7% -7% -8% -8% -10% -10% -10% -10% -10% -10% -10% -11% -12% -14% -19% -20% -21% -22% perl-5.24.4 -E1 150/s 35% 5% 4% 2% 0% -- -1% -4% -4% -4% -4% -5% -7% -7% -8% -8% -10% -10% -10% -10% -10% -10% -10% -11% -12% -14% -19% -20% -21% -22% perl-5.30.3 -E1 150/s 37% 7% 5% 4% 1% 1% -- -2% -2% -2% -2% -4% -5% -6% -7% -7% -8% -8% -8% -8% -8% -8% -8% -10% -10% -13% -17% -19% -20% -21% perl-5.10.1 -e1 150/s 41% 10% 9% 7% 4% 4% 3% -- 0% 0% 0% -1% -3% -3% -4% -4% -6% -6% -6% -6% -6% -6% -6% -7% -7% -10% -15% -16% -17% -19% perl-5.16.3 -E1 150/s 41% 10% 9% 7% 4% 4% 3% 0% -- 0% 0% -1% -3% -3% -4% -4% -6% -6% -6% -6% -6% -6% -6% -7% -7% -10% -15% -16% -17% -19% perl-5.18.4 -E1 150/s 41% 10% 9% 7% 4% 4% 3% 0% 0% -- 0% -1% -3% -3% -4% -4% -6% -6% -6% -6% -6% -6% -6% -7% -7% -10% -15% -16% -17% -19% perl-5.14.4 -E1 150/s 41% 10% 9% 7% 4% 4% 3% 0% 0% 0% -- -1% -3% -3% -4% -4% -6% -6% -6% -6% -6% -6% -6% -7% -7% -10% -15% -16% -17% -19% perl-5.20.3 -E1 160/s 43% 12% 10% 9% 6% 6% 4% 1% 1% 1% 1% -- -1% -1% -3% -3% -4% -4% -4% -4% -4% -4% -4% -6% -6% -9% -14% -15% -16% -17% perl-5.30.0 -e1 160/s 46% 14% 12% 11% 7% 7% 6% 3% 3% 3% 3% 1% -- 0% -1% -1% -3% -3% -3% -3% -3% -3% -3% -4% -5% -7% -12% -14% -15% -16% perl-5.34.0 -E1 159/s 46% 14% 13% 11% 8% 8% 6% 3% 3% 3% 3% 1% 0% -- -1% -1% -2% -2% -2% -2% -2% -2% -2% -4% -4% -7% -12% -14% -15% -16% perl-5.8.9 -e1 160/s 48% 16% 14% 12% 9% 9% 8% 4% 4% 4% 4% 3% 1% 1% -- 0% -1% -1% -1% -1% -1% -1% -1% -3% -3% -6% -11% -12% -14% -15% perl-5.28.3 -e1 160/s 48% 16% 14% 12% 9% 9% 8% 4% 4% 4% 4% 3% 1% 1% 0% -- -1% -1% -1% -1% -1% -1% -1% -3% -3% -6% -11% -12% -14% -15% perl-5.30.3 -e1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% -- 0% 0% 0% 0% 0% 0% -1% -1% -4% -9% -11% -12% -13% perl-5.22.4 -e1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% -- 0% 0% 0% 0% 0% -1% -1% -4% -9% -11% -12% -13% perl-5.12.5 -E1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% 0% -- 0% 0% 0% 0% -1% -1% -4% -9% -11% -12% -13% perl-5.26.3 -E1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% 0% 0% -- 0% 0% 0% -1% -1% -4% -9% -11% -12% -13% perl-5.12.5 -e1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% 0% 0% 0% -- 0% 0% -1% -1% -4% -9% -11% -12% -13% perl-5.24.4 -e1 160/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% 0% 0% 0% 0% -- 0% -1% -1% -4% -9% -11% -12% -13% perl-5.14.4 -e1 170/s 50% 18% 16% 14% 11% 11% 9% 6% 6% 6% 6% 4% 3% 2% 1% 1% 0% 0% 0% 0% 0% 0% -- -1% -1% -4% -9% -11% -12% -13% perl-5.16.3 -e1 170/s 53% 19% 18% 16% 13% 13% 11% 8% 8% 8% 8% 6% 5% 4% 3% 3% 1% 1% 1% 1% 1% 1% 1% -- 0% -3% -8% -9% -11% -12% perl-5.22.4 -E1 167/s 53% 20% 18% 17% 13% 13% 12% 8% 8% 8% 8% 7% 5% 5% 3% 3% 2% 2% 2% 2% 2% 2% 2% 0% -- -3% -8% -9% -10% -12% perl-5.32.1 -e1 170/s 58% 24% 22% 20% 17% 17% 15% 12% 12% 12% 12% 10% 8% 8% 6% 6% 5% 5% 5% 5% 5% 5% 5% 3% 3% -- -5% -6% -8% -9% perl-5.34.0 -e1 180/s 67% 30% 29% 27% 23% 23% 21% 18% 18% 18% 18% 16% 14% 14% 12% 12% 10% 10% 10% 10% 10% 10% 10% 9% 8% 5% -- -1% -3% -4% perl-5.26.3 -e1 180/s 70% 33% 31% 29% 25% 25% 24% 20% 20% 20% 20% 18% 16% 16% 14% 14% 12% 12% 12% 12% 12% 12% 12% 11% 10% 7% 1% -- -1% -2% perl-5.20.3 -e1 188/s 72% 35% 33% 31% 27% 27% 25% 21% 21% 21% 21% 20% 18% 17% 16% 16% 14% 14% 14% 14% 14% 14% 14% 12% 12% 8% 3% 1% -- -1% perl-5.18.4 -e1 190/s 74% 36% 34% 33% 29% 29% 27% 23% 23% 23% 23% 21% 19% 19% 17% 17% 15% 15% 15% 15% 15% 15% 15% 14% 13% 10% 4% 2% 1% -- Legends: perl-5.10.1 -E1: participant=perl-5.10.1 -E1 perl-5.10.1 -e1: participant=perl-5.10.1 -e1 perl-5.12.5 -E1: participant=perl-5.12.5 -E1 perl-5.12.5 -e1: participant=perl-5.12.5 -e1 perl-5.14.4 -E1: participant=perl-5.14.4 -E1 perl-5.14.4 -e1: participant=perl-5.14.4 -e1 perl-5.16.3 -E1: participant=perl-5.16.3 -E1 perl-5.16.3 -e1: participant=perl-5.16.3 -e1 perl-5.18.4 -E1: participant=perl-5.18.4 -E1 perl-5.18.4 -e1: participant=perl-5.18.4 -e1 perl-5.20.3 -E1: participant=perl-5.20.3 -E1 perl-5.20.3 -e1: participant=perl-5.20.3 -e1 perl-5.22.4 -E1: participant=perl-5.22.4 -E1 perl-5.22.4 -e1: participant=perl-5.22.4 -e1 perl-5.24.4 -E1: participant=perl-5.24.4 -E1 perl-5.24.4 -e1: participant=perl-5.24.4 -e1 perl-5.26.3 -E1: participant=perl-5.26.3 -E1 perl-5.26.3 -e1: participant=perl-5.26.3 -e1 perl-5.28.3 -E1: participant=perl-5.28.3 -E1 perl-5.28.3 -e1: participant=perl-5.28.3 -e1 perl-5.30.0 -E1: participant=perl-5.30.0 -E1 perl-5.30.0 -e1: participant=perl-5.30.0 -e1 perl-5.30.3 -E1: participant=perl-5.30.3 -E1 perl-5.30.3 -e1: participant=perl-5.30.3 -e1 perl-5.32.1 -E1: participant=perl-5.32.1 -E1 perl-5.32.1 -e1: participant=perl-5.32.1 -e1 perl-5.34.0 -E1: participant=perl-5.34.0 -E1 perl-5.34.0 -e1: participant=perl-5.34.0 -e1 perl-5.6.2 -e1: participant=perl-5.6.2 -e1 perl-5.8.9 -e1: participant=perl-5.8.9 -e1 To display as an interactive HTML table on a browser, you can add option "--format html+datatables". HOMEPAGE Please visit the project's homepage at . SOURCE Source repository is at . BUGS Please report any bugs or feature requests on the bugtracker website When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature. SEE ALSO Bencher::Scenario::Interpreters AUTHOR perlancar COPYRIGHT AND LICENSE This software is copyright (c) 2021 by perlancar@cpan.org. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.