If the file
exists, a record of individual login and logout
times are written to it by
examines these records and writes the accumulated connect time (in hours)
for all logins to the standard output.
The options are as follows:
Display the connect times in 24 hour chunks.
Print individual users' totals.
| -t tty
Only do accounting logins on certain ttys.
specification can start with '!' to indicate not this
and end with '*' to indicate all similarly named ttys.
flags may be specified.
| -w wtmp
Read connect time data from
instead of the default file,
| users ...
Display totals for the given individuals only.
If no arguments are given,
displays the total connect time for all
accounts with login sessions recorded in
file will increase without bound unless it is truncated.
It is normally truncated by the daily scripts run
which rename and rotate the
files, keeping a week's worth of data on
No login or connect time accounting is performed if
does not exist.