一、错误信息bunzip2: command not found
[/root/anaconda2] >>> 
 PREFIX=/root/anaconda2
 Anaconda2-5.0.0-Linux-ppc64le.sh: line 317: bunzip2: command not found
 tar: This does not look like a tar archive
 tar: Exiting with failure status due to previous errors
 [root@node1 ~]# 
 二、解决办法：安装bzip2即可解决
 [root@node1 ~]# yum install -y bzip2