1CGI::Application::PlugiUns:e:rDBCIoPnrtorfiibluet(e3d)PCeGrIl::DAopcpulmiecnattaitoino:n:Plugin::DBIProfile(3)
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6 CGI::Application::Plugin::DBIProfile - DBI profiling plugin
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9 # Set env in apache or in perl.
10 $ENV{DBI_PROFILE} = '2/CGI::Application::Plugin::DBIProfile::Driver';
11 use CGI::Application::Plugin::DevPopup;
12 use CGI::Application::Plugin::DBIProfile;
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14 The rest of your application follows
15 ...
16
18 To install this module, run the following commands:
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20 perl Makefile.PL
21 make
22 make test
23 make install
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26 CGI::Application::Plugin::DBIProfile provides popup (using
27 CAP::DevPopup if available) holding DBI Profile information (see
28 DBI::Profile, DBI::ProfileDumper). It will output both graphed output
29 and a DBI::ProfileDumper report.
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32 To enable, set the DBI_PROFILE environment variables. For example
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34 in apache config for cgi
35 SetVar DBI_PROFILE 2/CGI::Application::Plugin::DBIProfile::Driver
36 SetVar CAP_DBIPROFILE_EXEC 1
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38 in apache config for mod_perl
39 PerlSetVar DBI_PROFILE 2/CGI::Application::Plugin::DBIProfile::Driver
40 PerlSetVar CAP_DBIPROFILE_EXEC 1
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42 in your CAP module
43 BEGIN {
44 $ENV{DBI_PROFILE} = '2/CGI::Application::Plugin::DBIProfile::Driver';
45 $ENV{CAP_DBIPROFILE_EXEC} = 1;
46 }
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48 If you disable it, be sure to unset the DBI_PROFILE env var, as it will
49 continue to accumulate stats regardless of the setting of
50 CAP_DBIPROFILE_EXEC, you just won't see them.
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52 MODES OF OPERATION
53 It has two modes of opperation; per-request or per-process. In a CGI
54 environment, there is no difference.
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56 per-request - this is the default.
57 per-process - set the following env var to a true value.
58 CAP_DBIPROFILE_PERPROCESS 1
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60 Under mod_perl, the per-request setup will show the DBI Profile
61 specific to each page hit. The per-process setup will show the DBI
62 Profile that has accumulated for the life of the apache process you are
63 hitting.
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65 Please note, running under the per-process setting can cause your
66 memory usage to grow significantly, as the profile data is never
67 cleared.
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69 GRAPHING PLUGINS
70 The default graphing module is
71 CGI::Application::Plugin::DBIProfile::Graph::HTML, which generates a
72 minimal inline HTML graph. To change which graphing plugin is used,
73 it's just another environment variable (no need to set this if you like
74 the default).
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76 CAP_DBIPROFILE_GRAPHMODULE Your::Graph::Module::Name
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78 Please see CGI::Application::Plugin::DBIProfile::Graph::HTML for
79 information on writing new graph modules.
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82 Tests. None exist at this time.
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84 Other graphing plugins (Plotr, Open Flash Chart, GraphML using
85 Graph::Easy).
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87 Add checks to be sure $dbh->{Profile} isn't disabled (probably better
88 in ::Driver).
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91 Data::JavaScript
92 IO::Scalar
93 HTML::Template
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95 Optional:
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97 • GD::Graph
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99 For CGI::Application::Plugin::DBIProfile::Graph::GDGraphInline
100 support.
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102 • SVG::TT::Graph
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104 For CGI::Application::Plugin::DBIProfile::Graph::SVGTT support.
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106 • HTML::BarGraph
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108 For CGI::Application::Plugin::DBIProfile::Graph::HTMLBarGraph
109 support.
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112 CGI::Application
113 CGI::Application::Plugin::DevPopup
114 CGI::Application::Plugin::DBIProfile::Data
115 CGI::Application::Plugin::DBIProfile::Driver
116 CGI::Application::Plugin::DBIProfile::Graph::HTML
117 CGI::Application::Plugin::DBIProfile::Graph::HTML::Horizontal
118 CGI::Application::Plugin::DBIProfile::Graph::HTMLBarGraph
119 CGI::Application::Plugin::DBIProfile::Graph::GDGraphInline
120 CGI::Application::Plugin::DBIProfile::Graph::SVGTT
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123 To Sam Tregar, for the original codebase on which this was based, and
124 DBI::ProfileDumper itself.
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127 Sam Tregar, C<< <sam@tregar.com> >>
128 Joshua I Miller, C<< <unrtst@cpan.org> >>
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131 Please report any bugs or feature requests to
132 bug-cgi-application-plugin-dbiprofile@rt.cpan.org, or through the web
133 interface at
134 <http://rt.cpan.org/NoAuth/ReportBug.html?Queue=CGI-Application-Plugin-DBIProfile>.
135 I will be notified, and then you'll automatically be notified of
136 progress on your bug as I make changes.
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139 Copyright 2007 Joshua Miller, all rights reserved.
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141 This program is free software; you can redistribute it and/or modify it
142 under the same terms as Perl itself.
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