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87 lines
2.5 KiB
Perl
Executable File
87 lines
2.5 KiB
Perl
Executable File
#!/usr/bin/perl -w
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# -*- mode: cperl; mode: autopair -*-
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# Magic markers:
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#%# family=auto
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#%# capabilities=autoconf
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# nginx_memory --- Munin plugin for monitoring Nginx memory
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# usage. Based on the nginx_memory.pl plugin
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# by AkyRhO <akyrho@gmail.com>.
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# Copyright (C) 2010 António P. P. Almeida <appa@perusio.net>
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# Author: António P. P. Almeida <appa@perusio.net>
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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# Except as contained in this notice, the name(s) of the above copyright
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# holders shall not be used in advertising or otherwise to promote the sale,
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# use or other dealings in this Software without prior written authorization.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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# DEALINGS IN THE SOFTWARE.
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=head1 NAME
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nginx_memory - Munin plugin to show the RAM used by nginx.
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=encoding utf8
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=head1 APPLICABLE SYSTEMS
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Any nginx host
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=head1 MAGIC MARKERS
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#%# family=auto
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#%# capabilities=autoconf
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=head1 VERSION
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1.0
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=head1 BUGS
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None known
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=head1 AUTHOR
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Based on a script by AkyRhO <akyrho@gmail.com>. Modified by António
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Almeida <appa@perusio.net>
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=head1 REPOSITORY
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Source code at http://github.com/perusio/nginx-munin
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=head1 LICENSE
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MIT
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=cut
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## Munin config method.
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if (exists $ARGV[0] and $ARGV[0] eq "config") {
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print "graph_title nginx RAM usage\n";
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print "graph_vlabel RAM\n";
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print "graph_category webserver\n";
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print "ram.label RAM\n";
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print "graph_args --base 1024\n";
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exit 0;
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} else {
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my $m = `ps u -p \$(pidof nginx) | awk 'NR > 1 {nm += \$5} END {print nm*1024}'`;
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print "ram.value $m";
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}
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