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touch /var/log/pacct #创建记录所用的文件accton /var/log/pacct #激活acctonaccton #关闭acctonlastcomm -f /var/log/pacct #查看进程统计记录的文件
[aaa@localhost ~]$ ps PID TTY TIME CMD2064 pts/200:00:00 bash2122 pts/200:00:00 ping2123 pts/200:00:00 ps
[aaa@localhost ~]$ pstreeinit─┬─NetworkManager├─abrtd├─acpid├─atd├─auditd───{auditd}├─automount───4*[{automount}]├─certmonger├─crond├─cupsd├─dbus-daemon───{dbus-daemon}├─hald─┬─hald-runner─┬─hald-addon-acpi││└─hald-addon-inpu│└─{hald}├─master─┬─pickup│└─qmgr├─6*[mingetty]├─modem-manager├─ntpd├─2*[ping]├─rhsmcertd├─rpc.statd├─rpcbind├─rsyslogd───3*[{rsyslogd}]├─sshd───sshd───sshd───bash─┬─ping│└─pstree├─udevd───2*[udevd]└─wpa_supplicant
kill 进程号#如终止后台的ping进程[aaa@localhost ~]$ ps PID TTY TIME CMD2064 pts/200:00:00 bash2122 pts/200:00:00 ping2168 pts/200:00:00 ps[aaa@localhost ~]$ kill 2122pgrep -l sshd #查询ssh的进程
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原文地址：http://www.cnblogs.com/gzsl/p/385e3679da2bfc0e7c87caa9c94d0f0c.html
