Прописываем в «.bashrc».

 
HISTTIMEFORMAT='%F %T  '
HISTCONTROL=ignoredups:erasedups  # no duplicate entries
HISTSIZE=100000                   # big big history
HISTFILESIZE=100000               # big big history
shopt -s histappend                      # append to history, don't overwrite it
 
# Save and reload the history after each command finishes
PROMPT_COMMAND="history -a; history -c; history -r; $PROMPT_COMMAND"