mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
73 lines
2.1 KiB
PHP
Executable File
73 lines
2.1 KiB
PHP
Executable File
#!/usr/bin/php
|
|
<?php
|
|
/*
|
|
multicpu monitors the cpu usage of multiple processes.
|
|
you can configure the list of processes via munin's configuration
|
|
|
|
[multicpu]
|
|
env.ps_filter apache2 mysqld
|
|
|
|
I have very little knowledge about munin plugins, it just 'works fine for me'.
|
|
Please feel free to improve :)
|
|
|
|
0.1 initial release - Florian Fida
|
|
*/
|
|
|
|
// make sure that paht to ps is valid for your system
|
|
$ps_cmd = '/bin/ps -eo "%C,%a"';
|
|
|
|
// list of processes to monitor, can also be set by env.ps_filter in munin config
|
|
$ps_filter = array(
|
|
'apache2', 'mysqld', 'exim', 'php', 'perl', 'ruby', 'bftpd'
|
|
);
|
|
|
|
|
|
$cmdl = implode(' ', $argv);
|
|
$config = stripos($cmdl, 'config') !== false;
|
|
|
|
if(!empty($_ENV['ps_filter'])){
|
|
$ps_filter = explode(' ', $_ENV['ps_filter']);
|
|
}
|
|
|
|
if($config){
|
|
$out = "multigraph multicpu_pcpu\n";
|
|
$out .= "graph_title CPU usage per process\n";
|
|
$out .= "graph_vlabel CPU usage [%]\n";
|
|
$out .= "graph_category processes\n";
|
|
foreach($ps_filter as $process) $out .= "$process.label $process\n";
|
|
|
|
$out .= "multigraph multicpu_cnt\n";
|
|
$out .= "graph_title Instances per process\n";
|
|
$out .= "graph_vlabel count\n";
|
|
$out .= "graph_category processes\n";
|
|
foreach($ps_filter as $process) $out .= "$process.label $process\n";
|
|
|
|
echo $out."\n";
|
|
exit;
|
|
}
|
|
|
|
$ps_txt = shell_exec($ps_cmd);
|
|
$ps_a = explode("\n", $ps_txt);
|
|
|
|
$result = array();
|
|
$result_cnt = array();
|
|
foreach($ps_filter as $process){
|
|
if(!isset($result[$process])) $result[$process] = 0;
|
|
if(!isset($result_cnt[$process])) $result_cnt[$process] = 0;
|
|
foreach($ps_a as $line){
|
|
$line_a = explode(',', $line, 2);
|
|
if(count($line_a) == 2){
|
|
if(stripos($line_a[1], $process) !== false){
|
|
$result[$process] += floatval($line_a[0]);
|
|
++$result_cnt[$process];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
echo "multigraph multicpu_pcpu\n";
|
|
foreach($result as $process => $value) echo "$process.value $value\n";
|
|
echo "multigraph multicpu_cnt\n";
|
|
foreach($result_cnt as $process => $value) echo "$process.value $value\n";
|
|
|