/ 
Bencher-Scenario-RandomLineModules-0.03
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/ Bencher::Scenario::RandomLineModules

NAME

Bencher::Scenario::RandomLineModules - Benchmark modules which pick random line(s) from a file

VERSION

This document describes version 0.03 of Bencher::Scenario::RandomLineModules (from Perl distribution Bencher-Scenario-RandomLineModules), released on 2016-06-26.

SYNOPSIS

To run benchmark with default option:

% bencher -m RandomLineModules

To run module startup overhead benchmark:

% bencher --module-startup -m RandomLineModules

For more options (dump scenario, list/include/exclude/add participants, list/include/exclude/add datasets, etc), see bencher or run bencher --help.

BENCHMARKED MODULES

Version numbers shown below are the versions used when running the sample benchmark.

File::Random::Pick 0.02

File::RandomLine 0.20

BENCHMARK PARTICIPANTS

  • File::Random::Pick::random_line (perl_code)

    Function call template:

    File::Random::Pick::random_line(<filename>)

  • File::RandomLine (perl_code)

    Code template:

    my $rl = File::RandomLine->new(<filename>); $rl->next

BENCHMARK DATASETS

  • 1k_line

  • 10k_line

SAMPLE BENCHMARK RESULTS

Run on: perl: v5.22.2, CPU: Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz (4 cores), OS: GNU/Linux Debian version 8.0, OS kernel: Linux version 3.16.0-4-amd64.

Benchmark with default options (bencher -m RandomLineModules):

+---------------------------------+----------+-----------+-----------+------------+---------+---------+
| participant                     | dataset  | rate (/s) | time (ms) | vs_slowest |  errors | samples |
+---------------------------------+----------+-----------+-----------+------------+---------+---------+
| File::Random::Pick::random_line | 10k_line |       591 |   1.69    |       1    | 2.7e-07 |      20 |
| File::Random::Pick::random_line | 1k_line  |      5720 |   0.175   |       9.67 | 5.3e-08 |      20 |
| File::RandomLine                | 1k_line  |    135000 |   0.00742 |     228    | 3.3e-09 |      20 |
| File::RandomLine                | 10k_line |    140000 |   0.0073  |     230    |   1e-08 |      20 |
+---------------------------------+----------+-----------+-----------+------------+---------+---------+

Benchmark module startup overhead (bencher -m RandomLineModules --module-startup):

+---------------------+-----------+------------------------+------------+---------+---------+
| participant         | time (ms) | mod_overhead_time (ms) | vs_slowest |  errors | samples |
+---------------------+-----------+------------------------+------------+---------+---------+
| File::RandomLine    |       9   |                    6.4 |        1   |   3e-05 |      20 |
| File::Random::Pick  |       4.6 |                    2   |        2   | 1.6e-05 |      20 |
| perl -e1 (baseline) |       2.6 |                    0   |        3.5 | 1.2e-05 |      20 |
+---------------------+-----------+------------------------+------------+---------+---------+

DESCRIPTION

Packaging a benchmark script as a Bencher scenario makes it convenient to include/exclude/add participants/datasets (either via CLI or Perl code), send the result to a central repository, among others . See Bencher and bencher (CLI) for more details.

HOMEPAGE

Please visit the project's homepage at https://metacpan.org/release/Bencher-Scenario-RandomLineModules.

SOURCE

Source repository is at https://github.com/perlancar/perl-Bencher-Scenario-RandomLineModules.

BUGS

Please report any bugs or feature requests on the bugtracker website https://rt.cpan.org/Public/Dist/Display.html?Name=Bencher-Scenario-RandomLineModules

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.

AUTHOR

perlancar <perlancar@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2016 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.