vi /etc/profile 添加： export PS1='\n\e[1;
37m[\e[m\e[1;
31m\u\e[m\e[1;
31m@\e[m\e[1;
31m\h\e[m \e[4m`pwd`\e[m\e[1;
37m]\e[m\e[1;
36m\e[m\n\$' export PROMPT_COMMAND='echo -ne "\033]0;
${USER}@${HOSTNAME%%.*}";
echo -ne "\007"'
效果 [root@primary /opt/oracle/oracle/product/10.2.0/db_1/network/admin]
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