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[root@apl mail]# w
17:38:08 up 2 days, 1:58, 5 users, load average: 0.04, 0.09, 0.06
USER TTY from LOGIN@ IDLE JCPU PCPU WHAT
root pts/0 10.0.0.93 14:00 3:35m 31.35s 31.33s top
root pts/1 10.0.0.120 15:33 2:05m 0.03s 0.03s -bash
root pts/2 10.0.0.71 16:11 9:25 0.07s 0.00s vi 20100126.txt
root pts/3 10.0.0.150 11:55 0.00s 0.13s 0.00s w
[root@apl mail]# pkill -kill -t pts/3
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int i, node;
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