###### ~/.bashrc 파일에 export HISTTIMEFORMAT="%F %T " 추가
# cat ~/.bashrc
# .bashrc
# User specific aliases and functions
alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'
# Source global definitions
if [ -f /etc/bashrc ]; then
. /etc/bashrc
fi
export HISTFILE=~/.bash_history
export HISTSIZE=1000
export HISTFILESIZE=2000
export HISTTIMEFORMAT="%F %T "
결과