jps只有两个进程，连接hdfs报错，求大神指导

[libo2881543]

hadoop@libo2-virtual-machine:/usr/local/hadoop$ bin/start-all.sh
starting namenode, logging to /usr/local/hadoop/libexec/../logs/hadoop-hadoop-namenode-libo2-virtual-machine.out
localhost: starting datanode, logging to /usr/local/hadoop/libexec/../logs/hadoop-hadoop-datanode-libo2-virtual-machine.out
localhost: starting secondarynamenode, logging to /usr/local/hadoop/libexec/../logs/hadoop-hadoop-secondarynamenode-libo2-virtual-machine.out
starting jobtracker, logging to /usr/local/hadoop/libexec/../logs/hadoop-hadoop-jobtracker-libo2-virtual-machine.out
localhost: starting tasktracker, logging to /usr/local/hadoop/libexec/../logs/hadoop-hadoop-tasktracker-libo2-virtual-machine.out
hadoop@libo2-virtual-machine:/usr/local/hadoop$ jps
3184 TaskTracker
3225 Jps

Hadoop@libo2-virtual-machine:/usr/local/hadoop$ bin/hadoop fs -ls
ls: Call to localhost/127.0.0.1:9000 failed on connection exception: java.net.ConnectException: 拒绝连接
这是报的错

[herofour444]

发下log目录下的错误

[人生偌只如初见]

查看启动日志

[yanghaishui351988]

看一下9000端口是不是已经被占用了

[weitao1234]

应该是端口被占用。

[on_way_]

http://blog.csdn.net/jiacai2050/article/details/8656279 参照这里栏目的安装步骤，一步步来

[sxax]

你的Linux下的hosts文件配置改下 127.0.01改成本机的IP配置上一般可以解决这类问题