深入理解HDFS:Hadoop分布式文件系统
https://blog.csdn.net/bingduanlbd/article/details/51914550#t24
值得一提:关于 HDFS 的 file size 和 block size
https://www.cnblogs.com/zhangeamon/p/5760214.html
Hadoop版本的选择问题
https://www.cnblogs.com/schoolbag/p/9497679.html
Hadoop双namenode配置搭建(HA)
https://baixin.blog.csdn.net/article/details/55101826?spm=1001.2101.3001.6650.5&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7Edefault-5.fixedcolumn&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7Edefault-5.fixedcolumn
hadoop集群多namenode配置
https://blog.csdn.net/qq_39481696/article/details/82499628