增加环境变量到/etc/profile export HISTTIMEFORMAT="%Y-%m-%d %H:%M:%S " export HISTSIZE=9999 相关文章： 2022-01-08 2022-12-23 2021-09-30 2021-10-14 2021-12-05 2022-12-23 2022-12-23 2022-12-23