User Information; Time And Date - Novell LINUX ENTERPRISE SERVER 10 - INSTALLATION AND ADMINISTRATION 08-05-2008 Installation Manual

3200000 6 41
2200000 54 9
4400000 2 11
1a00000 255 7
3800000 2 14
1e00000 10 7
3600000 106 6
2000000 10 5
3000000 21 7

17.8 User Information

17.8.1 Who Is Doing What: w
With the command w, find out who is logged onto the system and what each user is
doing. For example:
tux@mercury:~> w
16:33:03 up 3:33,
USER TTY
tux :0 16:33
tux pts/0 15:59
If any users of other systems have logged in remotely, the parameter -f shows the
computers from which they have established the connection.

17.9 Time and Date

17.9.1 Time Measurement with time
Determine the time spent by commands with the time utility. This utility is available
in two versions: as a shell built-in and as a program (/usr/bin/time).
tux@mercury:~> time find . > /dev/null
real 0m4.051s
user 0m0.042s
sys 0m0.205s
5 72 84
1 30 31
1 30 34
0 42 11
1 34 37
0 42 9
1 30 9
0 21 34
0 11 9
2 users, load average: 0.14, 0.06, 0.02
LOGIN@ IDLE JCPU
?xdm? 9.42s
0.00s 0.19s
40K 8K 48K
42K 3K 45K
34K 2K 36K 16489 kdesu
19K 6K 26K
21K 2K 24K 22242 knotify
15K 624B 15K
7K 3K 11K 22236 konqueror
9K 1K 10K
7K 888B 8K
PCPU WHAT
0.15s /bin/sh /opt/kde3/bin/startk
0.00s w
System Monitoring Utilities
? EMACS
? SUSEWatche
? KMix
? KPowersave
? klipper
? KDE Wallet
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