hadoop性能调优
https://www.cnblogs.com/wanxqing/p/10444038.html
https://blog.youkuaiyun.com/tototuzuoquan/article/details/80671128
https://blog.youkuaiyun.com/dehu_zhou/article/details/52808752
https://blog.youkuaiyun.com/dxl342/article/details/52840455
https://docs.cloudera.com/HDPDocuments/HDP2/HDP-2.1.1/bk_installing_manually_book/content/rpm-chap1-9.html