Centos History 命令歷史記錄添加執行時間

在/etc/profile尾部加入以下環境變量

 export HISTTIMEFORMAT='%F %T'

執行環境變量生效

source /etc/profile

測試結果

[root@localhost network-scripts]# history 
   1 2019-12-06 13:57:01 free -m
   2 2019-12-06 13:57:32 cat /proc/cpuinfo 
   3 2019-12-06 13:57:39 top
   4 2019-12-06 13:58:19 ll
   5 2019-12-06 13:58:27 cd /etc/sysconfig/network-scripts/
   6 2019-12-06 13:58:27 ls
   7 2019-12-06 13:58:28 ll
   8 2019-12-06 13:58:41 ip addr
   9 2019-12-06 13:58:46 vim ifcfg-em1 
   10 2019-12-06 13:58:51 yum install vim -y
   11 2019-12-06 14:01:23 history 
   12 2019-12-06 14:04:15 vim /etc/profile
   13 2019-12-06 14:04:48 source /etc/profile
   14 2019-12-06 14:04:50 history 
   15 2019-12-06 14:05:13 vim /etc/profile
   16 2019-12-06 14:05:22 source /etc/profile
   17 2019-12-06 14:05:23 history 
[root@localhost network-scripts]# 
# 命令的間隔可以在定義環境變量時自已調整