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FilBot3/get_heap_used.sh

Last active December 5, 2015 08:01
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jmx4r example.
Raw
get_heap_used.sh
CMD="get -b java.lang:type=Memory HeapMemoryUsage"
echo $CMD | java -jar jmxterm-1.0-alpha-4-uber.jar -l localhost:1099 -n
Raw
jmx4r_get_heap_used.rb
#!/usr/bin/env ruby
#
# https://github.com/jmesnil/jmx4r
# This script can only be ran with JRuby
#
require 'rubygems'
require 'jmx4r'
JMX::MBean.establish_connection :host => "localhost", :port => "1099"
memory = JMX::MBean.find_by_name "java.lang:type=Memory"
puts memory.heap_memory_usage['used']
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