docker-compose启动es6.6.6错误信息：
error=>#, :backtrace=>["/usr/share/logstash/logstash-core/lib/logstash/settings.rb:37:in get_setting'", "/usr/share/logstash/logstash-core/lib/logstash/settings.rb:70:inset_value’"
原因：没有给挂在目录给予权限
解决方法
chomd R 777 /xxx/xxx
