17/08/30 08:53:22 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [localhost]
localhost: starting namenode, logging to /usr/local/hadoop-2.6.5/logs/hadoop-root-namenode-leaf.out
localhost: starting datanode, logging to /usr/local/hadoop-2.6.5/logs/hadoop-root-datanode-leaf.out
Starting secondary namenodes [0.0.0.0]
0.0.0.0: starting secondarynamenode, logging to /usr/local/hadoop-2.6.5/logs/hadoop-root-secondarynamenode-leaf.out
17/08/30 08:53:48 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
starting yarn daemons
starting resourcemanager, logging to /usr/local/hadoop-2.6.5/logs/yarn-root-resourcemanager-leaf.out
localhost: starting nodemanager, logging to /usr/local/hadoop-2.6.5/logs/yarn-root-nodemanager-leaf.out
（3）hadoop服务测试
启动完成后，执行jps命令，可以看到hadoop运行的守护进程，如下：
[root@leaf ~]# jps
4167 SecondaryNameNode
4708 Jps
3907 NameNode
4394 NodeManager
4306 ResourceManager
3993 DataNode
也可以通过在浏览器中输入地址来访问相关页面，这里访问NameNode的页面，地址��:50070，如下：
6.参考资料
《Hadoop核心技术》
不过需要注意的是，书上版本用的是1.x，这里用的是2.x版本。