https://sourceforge.net/p/jmxproxyclient/wiki/Home/Recent changes to HomeenThu, 17 Nov 2011 12:08:13 -0000https://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v6 +++ v7 @@ -101,3 +101,48 @@ printf "\t%20s= %d\n", $_, $jpc->mbean($mem)->heap_mem_usage($_); } ~~~~~~ + +### Sending metrics to Ganglia ### + +~~~~~~ +use strict; +use JmxProxyClient; +use JmxProxyClient::MBean; + +# Create a new instance of JmxProxyClient +my $jpc = new JmxProxyClient( + server => 'localhost', + port => 8080, + user => 'man', + password=> 'man123', +); + +# Run a query and display results +my $gm_prefix = "tomcat_"; +my $mbean_name = "Catalina:type=ThreadPool,name=http-8080"; +while (1) { + foreach (("currentThreadsBusy", "currentThreadCount")) { + my %metric = ( + name => $gm_prefix . $mbean_name . "_" . $_, + type => "int32", + units => "threads", + value => $jpc->mbean($mbean_name)->get($_) + ); + exec(gmetric(%metric)); + } + + sleep 15; +} + +sub gmetric { + my %params = @_; + # Replace illegal chars with _ + $params{'name'} =~ s/[^a-zA-Z0-9_]/_/g; + my $cmd = "/usr/bin/gmetric --name='%s' --type='%s' --units='%s' --value='"; + # Set the correct format for the value + if ($params{type} =~ /.*int.*/) { $cmd .= "%d'"; } + elsif ($params{type} =~ /(float)|(double)/) { $cmd .= "%s'"; } + else { $cmd .= "%s'"; } + return sprintf $cmd, $params{'name'}, $params{'type'}, $params{'units'}, $params{'value'}; +} +~~~~~~ </pre>Maciek KolbuszThu, 17 Nov 2011 12:08:13 -0000https://sourceforge.netf0a351234192a77610b3efca3d114fdea004c79bhttps://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v5 +++ v6 @@ -72,3 +72,32 @@ print "\n\n"; } ~~~~~~ + +### Getting memory information ### + +~~~~~~ +use strict; +use JmxProxyClient; +use JmxProxyClient::MBean; + +# Create a new instance of JmxProxyClient +my $jpc = new JmxProxyClient( + server => 'localhost', + port => 8080, + user => 'man', + password=> 'man123', +); + +my $mem = "java.lang:type=Memory"; + +# Using hash of results +my %memstats = $jpc->mbean($mem)->heap_mem_usage; +while (my($key, $val) = each(%memstats)) { + printf "\t%s\t=%d\n", $key, $val; +} + +# Querying individual mem areas +foreach ((qw/committed max used init/)) { + printf "\t%20s= %d\n", $_, $jpc->mbean($mem)->heap_mem_usage($_); +} +~~~~~~ </pre>Maciek KolbuszThu, 17 Nov 2011 12:05:57 -0000https://sourceforge.netd056c9193f649cb4961a7ce2aeab6967ecdb8ab4https://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v4 +++ v5 @@ -26,19 +26,49 @@ my $jpc = new JmxProxyClient( server => 'localhost', port => 8080, - path => '/manager/jmxproxy', - user => 'man', - password=> 'man123', - timeout => 10 -); - + user => 'man', + password=> 'man123', +); + # Fetch all available MBeans my @allBeans = $jpc->get_all_mbeans; for my $mbean (@allBeans) { print $mbean->name . "\n"; my %attrs = $mbean->get_attributes; while (my ($attr, $val) = each (%attrs)) { print "\t" . $attr . ": " . $val . "\n"; } +} +~~~~~~ + + +### Searching for MBeans, printing MBean attributes ### + +~~~~~~ +use JmxProxyClient; +use JmxProxyClient::MBean; + +# Create a new instance of JmxProxyClient +my $jpc = new JmxProxyClient( + server => 'localhost', + port => 8080, + user => 'man', + password=> 'man123', +); + +# Run a query and display results +my @mbeans = $jpc->search("Catalina:type=ThreadPool,*"); +for my $mbean (@mbeans) { + print $mbean->name . "\n"; + my %attrs = $mbean->attributes; + while (my ($attr, $val) = each (%attrs)) { + print "\t" . $attr . ": " . $val . "\n"; + } + print "\n\n"; + printf "Busy/Current = %d/%d = %.2f\n", + $attrs{currentThreadsBusy}, + $attrs{currentThreadCount}, + $attrs{currentThreadsBusy} / $attrs{currentThreadCount}; + print "\n\n"; } ~~~~~~ </pre>Maciek KolbuszThu, 17 Nov 2011 12:01:06 -0000https://sourceforge.net7676922911c5fa24725a77a65008122f71ff14achttps://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v3 +++ v4 @@ -14,3 +14,31 @@ + set support + error handling +## Examples ## + +### Getting all MBeans ### + +~~~~~~ +use JmxProxyClient; +use JmxProxyClient::MBean; + +# Create a new instance of JmxProxyClient +my $jpc = new JmxProxyClient( + server => 'localhost', + port => 8080, + path => '/manager/jmxproxy', + user => 'man', + password=> 'man123', + timeout => 10 +); + +# Fetch all available MBeans +my @allBeans = $jpc->get_all_mbeans; +for my $mbean (@allBeans) { + print $mbean->name . "\n"; + my %attrs = $mbean->get_attributes; + while (my ($attr, $val) = each (%attrs)) { + print "\t" . $attr . ": " . $val . "\n"; + } +} +~~~~~~ </pre>Maciek KolbuszThu, 17 Nov 2011 11:58:58 -0000https://sourceforge.nete94b6ec7c8f3bb8d67854162cc086a4422696df3https://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v2 +++ v3 @@ -1,13 +1,16 @@ # JmxProxyClient Wiki # +JmxProxyClient is an Object Oriented interface for JmxProxy which is a part of the manager app in Tomcat. It offers a quick and easy access to MBeans via HTTP and can be used in shell scripts, performance graphing apps, monitoring apps etc. Currently it's only available in Perl. + ## Releases ## ### 0.1 ### Features in this release: + JmxProxyClient class supports qry requests with wildcards returning array of MBeans as a result (search method) + JmxProxyClient class supports qry requests without wildcards returing a MBean objects as a result (mbean method) + MBean class supports get requests for specific attributes which only work if MBean was fully created or through JmxProxyClient::mbean method TODOs: + set support + error handling + </pre>Maciek KolbuszThu, 17 Nov 2011 11:57:02 -0000https://sourceforge.netd1ea6dd3f73e763c9c12c6a44d6f9a37e913b204https://sourceforge.net/p/jmxproxyclient/wiki/Home/<pre>--- v1 +++ v2 @@ -1,5 +1,13 @@ -Welcome to your wiki! - -This is the default page, edit it as you see fit. To add a page simply reference it within brackets, e.g.: [SamplePage]. - -The wiki uses [Markdown](/p/jmxproxyclient/wiki/markdown_syntax/) syntax. +# JmxProxyClient Wiki # + +## Releases ## + +### 0.1 ### +Features in this release: ++ JmxProxyClient class supports qry requests with wildcards returning array of MBeans as a result (search method) ++ JmxProxyClient class supports qry requests without wildcards returing a MBean objects as a result (mbean method) ++ MBean class supports get requests for specific attributes which only work if MBean was fully created or through JmxProxyClient::mbean method + +TODOs: ++ set support ++ error handling </pre>Maciek KolbuszThu, 17 Nov 2011 11:44:13 -0000https://sourceforge.nete10ef6379dbae866fe98b55bd1f7919955c408bahttps://sourceforge.net/p/jmxproxyclient/wiki/Home/Welcome to your wiki! This is the default page, edit it as you see fit. To add a page simply reference it within brackets, e.g.: [SamplePage]. The wiki uses [Markdown](/p/jmxproxyclient/wiki/markdown_syntax/) syntax. Maciek KolbuszTue, 25 Oct 2011 09:48:28 -0000https://sourceforge.netc0f4963e22b632f09bdad5eeaa7d117a05577cb8