1.编辑这个文件： [root@VM-20-13-centos root]# vim /etc/profile
2. 在文件最后添加如下内容。
3. 让文件生效：[root@VM-20-13-centos root]# source /etc/profile
4. 日志记录文件：/var/log/history/
unset i unset -f pathmunge history USER=`whoami` USER_IP=`who -u am i 2>/dev/null| awk '{print $NF}'|sed -e 's/[()]//g'` if [ "$USER_IP" = "" ]; then USER_IP=`hostname` fi if [ ! -d /var/log/history ]; then mkdir /var/log/history chmod 777 /var/log/history fi if [ ! -d /var/log/history/${LOGNAME} ]; then mkdir /var/log/history/${LOGNAME} chmod 300 /var/log/history/${LOGNAME} fi export HISTSIZE=4096 DT=`date +"%Y%m%d_%H:%M:%S"` export HISTFILE="/var/log/history/${LOGNAME}/${USER}@${USER_IP}_$DT" chmod 600 /var/log/history/${LOGNAME}/*history* 2>/dev/null
