NAME

Bencher::Scenario::LogDispatch::Startup - Benchmark module startup overhead of some Log::Dispatch modules

VERSION

This document describes version 0.02 of Bencher::Scenario::LogDispatch::Startup (from Perl distribution Bencher-Scenarios-LogDispatch), released on 2017-01-25.

SYNOPSIS

To run benchmark with default option:

 % bencher -m LogDispatch::Startup

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

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.

BENCHMARKED MODULES

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

Log::Dispatch::Base 2.57

Log::Dispatch::Dir 0.14

Log::Dispatch::File 2.57

Log::Dispatch::FileWriteRotate 0.05

Log::Dispatch::Null 2.57

Log::Dispatch::Perl 0.04

Log::Dispatch::Screen 2.57

Log::Dispatch::Screen::Color 0.04

BENCHMARK PARTICIPANTS

SAMPLE BENCHMARK RESULTS

Run on: perl: v5.24.0, CPU: Intel(R) Core(TM) M-5Y71 CPU @ 1.20GHz (2 cores), OS: GNU/Linux LinuxMint version 17.3, OS kernel: Linux version 3.19.0-32-generic.

Benchmark with default options (bencher -m LogDispatch::Startup):

 #table1#
 +--------------------------------+------------------------------+--------------------+----------------+-----------+------------------------+------------+-----------+---------+
 | participant                    | proc_private_dirty_size (MB) | proc_rss_size (MB) | proc_size (MB) | time (ms) | mod_overhead_time (ms) | vs_slowest |  errors   | samples |
 +--------------------------------+------------------------------+--------------------+----------------+-----------+------------------------+------------+-----------+---------+
 | Log::Dispatch::FileWriteRotate | 2.4                          | 5.9                | 21             |      46   |                   41.5 |        1   | 8.2e-05   |      20 |
 | Log::Dispatch::Dir             | 2.4                          | 5.8                | 22             |      34   |                   29.5 |        1.4 |   0.00011 |      20 |
 | Log::Dispatch::Screen::Color   | 0.82                         | 4                  | 16             |      31   |                   26.5 |        1.5 | 6.3e-05   |      20 |
 | Log::Dispatch::Screen          | 3.8                          | 7.3                | 27             |      28   |                   23.5 |        1.7 |   4e-05   |      20 |
 | Log::Dispatch::File            | 5.5                          | 9.1                | 41             |      21   |                   16.5 |        2.1 |   0.00011 |      20 |
 | Log::Dispatch::Perl            | 3.2                          | 6.8                | 26             |      21   |                   16.5 |        2.2 |   4e-05   |      20 |
 | Log::Dispatch::Null            | 2.4                          | 5.8                | 22             |      21   |                   16.5 |        2.2 |   0.00011 |      20 |
 | Log::Dispatch::Base            | 4.1                          | 7.6                | 31             |       8.7 |                    4.2 |        5.3 | 9.9e-06   |      20 |
 | perl -e1 (baseline)            | 1.1                          | 4.4                | 18             |       4.5 |                    0   |       10   | 2.2e-05   |      20 |
 +--------------------------------+------------------------------+--------------------+----------------+-----------+------------------------+------------+-----------+---------+

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 https://metacpan.org/release/Bencher-Scenarios-LogDispatch.

SOURCE

Source repository is at https://github.com/perlancar/perl-Bencher-Scenarios-LogDispatch.

BUGS

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

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) 2017 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.