export PS1='\u@\h:\w \$ '

Jeżeli chcemy aby taka informacja była zapisana na stałe, czyli po zalogowaniu to dodajemy to do pliku ~/.bashrc jednak dodatkowo albo dodajemy wo pliku ~/.profile  wpis który ładuje pierwszy plik czyli: . „$HOME/.bashrc”  lub wpisać w ~/.profile  export PS1.

Opis zmiennych:

d – the date in „Weekday Month Date” format (e.g., „Tue May 26″)
e – an ASCII escape character (033)
h – the hostname up to the first .
H – the full hostname
j – the number of jobs currently run in background
l – the basename of the shells terminal device name
n – newline
r – carriage return
s – the name of the shell, the basename of $0 (the portion following the final slash)
t – the current time in 24-hour HH:MM:SS format
T – the current time in 12-hour HH:MM:SS format
@ – the current time in 12-hour am/pm format
A – the current time in 24-hour HH:MM format
u – the username of the current user
v – the version of bash (e.g., 4.00)
V – the release of bash, version + patch level (e.g., 4.00.0)
w – Complete path of current working directory
W – the basename of the current working directory
! – the history number of this command
# – the command number of this command
$ – if the effective UID is 0, a #, otherwise a $
nnn – the character corresponding to the octal number nnn
\ – a backslash
[ – begin a sequence of non-printing characters, which could be used to embed a terminal control sequence into the prompt
] – end a sequence of non-printing characters