kavi@ubuntu:~/hadoop-2.2.0/bin$ ./hadoop namenode -format
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.
/home/kavi/hadoop-2.2.0/bin/hdfs: line 201: /usr/lib/jvm/java-6-openjdk-i386/bin/java: No such file or directory
kavi@ubuntu:~/hadoop-2.2.0/
这是显示的错误...我需要做什么... 请指导我完成此过程