-d, --daily-totals
Print totals for each day rather than just one big total at the
end. The output looks like this:
Jul 3 total 1.17
Jul 4 total 2.10
Jul 5 total 8.23
Jul 6 total 2.10
Jul 7 total 0.30
ac prints out a report of connect time (in hours) based on the lo-
gins/logouts in the current wtmp file. A total is also printed out.
是小时吗??
[root@BOoRFGOnZ root]# ac -d
Jul 1 total 2.15
Jul 2 total 14.54
Jul 3 total 3.27
Jul 4 total 30.07
Jul 5 total 40.50
Jul 6 total 20.42
Jul 7 total 21.54
Jul 8 total 26.41
Jul 9 total 16.97
Jul 10 total 22.96
Jul 11 total 9.86
Jul 12 total 18.74
Jul 13 total 7.36
Jul 14 total 23.69
Jul 15 total 16.67
Jul 16 total 31.06
Jul 17 total 44.90
Today total 5.01