require 'rubygems'
require 'net/ssh/multi'
require 'socket'


HOSTLIST = ['127.0.0.1','128.0.0.1']
USERLIST = ['user','user']
PASSWORD = ['userpegase','userpegase']


Net::SSH::Multi.start(:on_error => :warn) do |session|

  HOSTLIST.each_with_index do |session_server,index|
    session.use session_server , :user =>  USERLIST[index] , :password => PASSWORD[index], :timeout => 2
  end

    session.exec 'pwd' do |ch, stream, data|
      puts "[#{ch[session]} : #{stream}] - #{data}"
    end

  session.loop
end