foo.rb

require "objspace"
require "miq-process"

start_time = Time.now
done = false
first = true

def iter n
  if n > 0
    1.times{
      iter(n-1)
    }
  else
    # null code
  end
end

def gc
  iter(100)
  GC.start
  GC.start
end

ManageIQ::Providers::Vmware::InfraManager.module_eval do
  def use_vim_broker?; false; end
end

require 'miq_fault_tolerant_vim'

def do_the_thing
  ObjectSpace.trace_object_allocations_start
  e = ExtManagementSystem.first
  e.verify_credentials

  EmsRefresh.refresh(e)

  e.clear_association_cache
  e = nil

  gc
end

EmsRefresh.init_console

do_the_thing

require 'miq_fault_tolerant_vim'

gc

done = true

gc

#binding.pry