关于linux下，lsvi等命令失效的解决方法(配置下环境变量出现问题)

export PATH=/usr/bin:/usr/sbin:/bin:/sbin:/usr/X11R6/bin
source

[root@son ~]# cat ~/.bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
PATH=$PATH:$HOME/bin
export PATH
JAVAHOME=/opt/bigdata/jdk180
export JAVAHOME
PATH=$JAVAHOME/bin:$PATH
export PATH

export JAVAHOME=/opt/bigdata/jdk180
export PATH=$PATH:$JAVAHOME/bin:$PATH
export CLASSPATH=.:$JAVAHOME/lib/dt.jar:$JAVAHOME/lib/tools.jar