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80 lines
2.4 KiB
Text
80 lines
2.4 KiB
Text
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#!/usr/bin/perl
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# -*- cperl -*-
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#
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# Copyright (C) 2013 Gilles Fauvie, OPENDBTEAM.com (INTEGER S.P.R.L)
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; version 2 dated June,
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# 1991.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301 USA.
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=head1 NAME
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postgres_tuplesratio_ - Plugin to monitor PostgreSQL live/dead tuples ratio.
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=head1 CONFIGURATION
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Configuration is done through libpq environment variables, for example
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PGUSER, PGDATABASE, etc. For more information, see L<Munin::Plugin::Pgsql>.
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To monitor a specific database, link to postgres_tuplesratio_<databasename>.
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To monitor all databases, link to postgres_tuplesratio_ALL.
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=head1 SEE ALSO
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L<Munin::Plugin::Pgsql>
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=head1 MAGIC MARKERS
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#%# family=auto
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#%# capabilities=autoconf suggest
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=head1 AUTHOR
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Gilles Fauvie <gfauvie@opendbteam.com>, OPENDBTEAM.com (INTEGER S.P.R.L)
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=head1 COPYRIGHT/License.
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Copyright (c) 2013 Gilles Fauvie, OPENDBTEAM.com (INTEGER S.P.R.L)
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All rights reserved. This program is free software; you can
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redistribute it and/or modify it under the terms of the GNU General
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Public License as published by the Free Software Foundation; version 2
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dated June, 1991.
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=cut
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use warnings;
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use strict;
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use Munin::Plugin::Pgsql;
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my $pg = Munin::Plugin::Pgsql->new(
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basename => 'postgres_tuplesratio_',
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title => 'PostgreSQL tuples ratio',
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info => 'Ratio dead/live tuples of a database',
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vlabel => 'Nbr',
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paramdatabase => 1,
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pivotquery => 1,
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basequery =>
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"select sum(n_live_tup) as livetup, sum(n_dead_tup) as deadtup from pg_stat_user_tables",
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configquery => "values('livetup', 'livetup'), ('deadtup', 'deadtup')",
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suggestquery =>
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"SELECT datname FROM pg_database WHERE datallowconn AND NOT datistemplate AND NOT datname='postgres' UNION ALL SELECT 'ALL' ORDER BY 1 LIMIT 10",
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graphdraw => 'AREA',
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stack => 1
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);
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$pg->Process();
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exit(0);
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