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Get metrics of components

  1. Code Block
    languagepython
    titleget cpu-metrics of service component TASKTRACKER
    firstline1
    linenumberstrue
    mr = mycluster.get_service("MAPREDUCE")
mr_comp1 = mr.get_service_component('TASKTRACKER')
metric_json = mr_comp1.get_metrics()
print metric_json["metrics"]["cpu"]
print"\n"
  2. Code Block
    languagepython
    titleget cpu-metrics from a host which has component NAMENODE
    firstline1
    linenumberstrue
    host1 = mycluster.get_host('host1')
nn = host1.get_host_component("NAMENODE")
metric_json = nn.get_metrics()
print metric_json["metrics"]["cpu"]
print"\n"