Hadoop Yarn ResourceManager Info

Info Memory

module.exports = header: 'YARN RM Info Memory', handler: ({options}) ->
  config = null
  @call (_, callback) ->
    properties.read @ssh, "#{options.conf_dir}/yarn-site.xml", (err, config) =>
      config = c unless err
      callback err
  @call ->
    @emit 'report',
      key: 'yarn.scheduler.minimum-allocation-mb'
      value: prink.filesize.from.megabytes config['yarn.scheduler.minimum-allocation-mb']
      raw: config['yarn.scheduler.minimum-allocation-mb']
      default: '1024'
      description: 'Lower memory allocated in MB for every container request.'
    @emit 'report',
      key: 'yarn.scheduler.maximum-allocation-mb'
      value: prink.filesize.from.megabytes config['yarn.scheduler.maximum-allocation-mb']
      raw: config['yarn.scheduler.maximum-allocation-mb']
      default: '8192'
      description: 'Higher memory allocated in MB for every container request.'

Dependencies

properties = require '../../lib/properties'
prink = require 'prink'