ps
功能:显示后台进程的有关信息。单独使用ps将显示由当前终端启动的后台进程的PID、终端号、进程已执行时间以及启动该进程的命令
语法:ps -options
参数说明:
-e :显示系统内当前运行的所有后台进程
-f :除ps所提供的信息外,还显示用户名、PPID(父进程ID)及启动时间
-l :除ps所提供的信息外,还显示 User ID, PPID 和进程优先级
示例:
# ps PID TTY TIME CMD 2949276 pts/0 0:00 -ksh 5832858 pts/0 0:00 ps 5898302 pts/0 0:00 -ksh 6029322 pts/0 0:00 -ksh # ps -e PID TTY TIME CMD 1 - 0:00 init 524344 - 0:00 shlap64 1441996 - 0:00 srcmstr 1900746 - 0:00 tier1slp 2162770 - 0:00 errdemon 2293904 - 0:02 syncd 2687062 - 0:00 portmap 2818280 - 0:00 cimssys 2883694 - 0:00 aixmibd 2949276 pts/0 0:00 ksh 3014750 - 0:00 cimssys 3080290 - 0:24 java 3145870 - 0:00 rmcd 3211422 - 0:01 getty 3276908 - 0:00 inetd 3342510 - 0:00 topasrec 3408050 - 0:14 java 3473530 - 0:00 uprintfd 3539188 - 0:00 IBM.ServiceRMd 3604596 - 0:00 biod 3670132 - 0:00 CIM_diagd 3735666 - 0:00 snmpdv3ne 3801252 - 0:00 rpc.lockd 3866744 - 0:00 slp_srvreg 3932296 - 0:00 sendmail 3997746 - 0:00 nonstop_aix 4063358 - 0:00 dirsnmpd 4129022 - 0:00 telnetd 4325564 - 0:00 rpc.statd 4391052 - 0:00 snmpmibd 4522030 - 0:00 sshd 4587666 - 0:00 hostmibd 4653106 - 0:00 cron 4718622 - 0:00 syslogd 4784288 - 0:00 writesrv 4915356 - 0:00 qdaemon 4980942 - 0:00 dtlogin 5046500 - 0:00 IBM.DRMd 5111976 - 0:00 sshd 5308578 - 0:02 cimserver 5374128 - 0:00 ksh 5439724 - 0:00 ksh 5505194 - 0:00 cimlistener 5636274 - 0:00 clstrmgr 5767368 - 0:00 clcomd 5832860 pts/0 0:00 ps 5898302 pts/0 0:00 ksh 6029322 pts/0 0:00 ksh 6357244 - 0:00 sftp-server 6488270 - 0:00 IBM.CSMAgentRMd # ps -ef UID PID PPID C STIME TTY TIME CMD root 1 0 0 23:38:00 - 0:00 /etc/init root 524344 1 0 23:38:05 - 0:00 /usr/ccs/bin/shlap64 root 1441996 1 0 23:39:05 - 0:00 /usr/sbin/srcmstr root 1900746 1 0 23:39:07 - 0:00 /opt/ibm/director/cimom/bin root 2162770 1 0 23:38:59 - 0:00 /usr/lib/errdemon root 2293904 1 0 23:38:59 - 0:02 /usr/sbin/syncd 60 root 2687062 1441996 0 23:39:11 - 0:00 /usr/sbin/portmap root 2818280 1441996 0 23:39:06 - 0:00 /opt/freeware/cimom/pegasus root 2883694 1441996 0 23:39:11 - 0:00 /usr/sbin/aixmibd root 2949276 4129022 0 00:01:51 pts/0 0:00 -ksh root 3014750 1441996 0 23:39:07 - 0:00 /opt/freeware/cimom/pegasus root 3080290 3997746 0 23:39:24 - 0:24 /var/opt/tivoli/ep/_jvm/jre root 3145870 1441996 0 23:39:35 - 0:00 /usr/sbin/rsct/bin/rmcd -a root 3211422 1 0 23:39:50 - 0:01 /usr/sbin/getty /dev/consol root 3276908 1441996 0 23:39:11 - 0:00 /usr/sbin/inetd root 3342510 1 0 23:39:35 - 0:00 /usr/bin/topasrec -L -s 30 pconsole 3408050 5439724 0 23:39:36 - 0:14 /usr/java5/bin/java -Xmx512 root 3473530 1 0 23:39:14 - 0:00 /usr/sbin/uprintfd root 3539188 1441996 0 23:39:43 - 0:00 /usr/sbin/rsct/bin/IBM.Serv root 3604596 1441996 0 23:39:12 - 0:00 /usr/sbin/biod 6 root 3670132 1 0 23:39:08 - 0:00 /opt/freeware/cimom/pegasus root 3735666 1441996 0 23:39:07 - 0:00 /usr/sbin/snmpd root 3801252 1441996 0 23:39:13 - 0:00 /usr/sbin/rpc.lockd -d 0 root 3866744 1 0 23:39:07 - 0:00 ./slp_srvreg -D root 3932296 1441996 0 23:39:11 - 0:00 sendmail: accepting connect root 3997746 1 0 23:39:23 - 0:00 bin/nonstop_aix @config/non root 4063358 1 0 23:39:08 - 0:00 /opt/ibm/icc/cimom/bin/dirs root 4129022 3276908 0 00:01:51 - 0:00 telnetd -a daemon 4325564 1441996 0 23:39:13 - 0:00 /usr/sbin/rpc.statd -d 0 -t root 4391052 1441996 0 23:39:12 - 0:00 /usr/sbin/snmpmibd root 4522030 5111976 0 01:23:01 - 0:00 sshd: root@notty root 4587666 1441996 0 23:39:11 - 0:00 /usr/sbin/hostmibd root 4653106 1 0 23:39:14 - 0:00 /usr/sbin/cron root 4718622 1441996 0 23:39:11 - 0:00 /usr/sbin/syslogd root 4784288 1441996 0 23:39:14 - 0:00 /usr/sbin/writesrv root 4915356 1441996 0 23:39:14 - 0:00 /usr/sbin/qdaemon root 4980942 1 0 23:39:36 - 0:00 /usr/dt/bin/dtlogin -daemon root 5046500 1441996 0 23:39:43 - 0:00 /usr/sbin/rsct/bin/IBM.DRMd root 5111976 1441996 0 23:39:33 - 0:00 /usr/sbin/sshd root 5308578 1 0 23:39:16 - 0:02 [cimserve] root 5374128 1441996 0 23:39:35 - 0:00 /bin/ksh /pconsole/lwi/bin/ pconsole 5439724 5374128 0 23:39:35 - 0:00 /bin/ksh /pconsole/lwi/bin/ root 5505194 1 0 23:39:22 - 0:00 /usr/bin/cimlistener root 5636274 1441996 0 23:39:39 - 0:00 /usr/es/sbin/cluster/clstrm root 5767368 1441996 0 23:39:39 - 0:00 /usr/es/sbin/cluster/clcomd root 5832862 5898302 0 01:52:03 pts/0 0:00 ps -ef root 5898302 6029322 0 01:40:43 pts/0 0:00 -ksh oracle 6029322 2949276 0 01:37:24 pts/0 0:00 -ksh root 6357244 4522030 0 01:23:04 - 0:00 /usr/sbin/sftp-server root 6488270 1441996 0 23:39:42 - 0:00 /usr/sbin/rsct/bin/vac8/IBM # ps -efl F S UID PID PPID C PRI NI ADDR SZ WCHAN STIME TTY TIME CMD 200003 A root 1 0 0 60 20 1030106000 704 23:38:00 - 0:00 /etc/init 240001 A root 524344 1 0 60 20 106806d400 168 f10001003c552598 23:38:05 - 0:00 /usr/ccs/bin/shlap64 240001 A root 1441996 1 0 60 20 10b0196400 980 23:39:05 - 0:00 /usr/sbin/srcmstr 240001 A root 1900746 1 0 60 20 106820d400 5220 f1000110091767b0 23:39:07 - 0:00 /opt/ibm/director/cimom/bin/tier1slp 40401 A root 2162770 1 0 60 20 105818b400 632 f10001001980d048 23:38:59 - 0:00 /usr/lib/errdemon 240001 A root 2293904 1 0 60 20 1098093400 576 * 23:38:59 - 0:02 /usr/sbin/syncd 60 240001 A root 2687062 1441996 0 60 20 1000240400 1004 23:39:11 - 0:00 /usr/sbin/portmap 240001 A root 2818280 1441996 0 60 20 10401a8400 308 f1000500043b2cc8 23:39:06 - 0:00 /opt/freeware/cimom/pegasus/bin/cimssys platform_agent 240001 A root 2883694 1441996 0 60 20 10e025c400 1492 23:39:11 - 0:00 /usr/sbin/aixmibd 240001 A root 2949276 4129022 0 60 20 1078c0f400 788 00:01:51 pts/0 0:00 -ksh 240001 A root 3014750 1441996 0 60 20 10b8217400 304 f1000500002a10c8 23:39:07 - 0:00 /opt/freeware/cimom/pegasus/bin/cimssys cimsys 242001 A root 3080290 3997746 0 60 20 10d84fb400 76176 * 23:39:24 - 0:24 /var/opt/tivoli/ep/_jvm/jre/bin/java -Xmx384m -Xminf0.01 -Xmaxf0.4 -Dsun.rmi.dgc 340801 A root 3145870 1441996 0 39 20 1088631400 2296 f1000f0a10006c40 23:39:35 - 0:00 /usr/sbin/rsct/bin/rmcd -a IBM.LPCommands -r 240001 A root 3211422 1 0 60 20 10d089a400 684 f100010039f050c0 23:39:50 - 0:01 /usr/sbin/getty /dev/console 240001 A root 3276908 1441996 0 60 20 10e825d400 592 23:39:11 - 0:00 /usr/sbin/inetd 40503 A root 3342510 1 0 58 -- 10c8659400 1256 f100011008f752b0 23:39:35 - 0:00 /usr/bin/topasrec -L -s 0:00 /usr/sbin/rsct/bin/vac8/IBM.CSMAgentRMd |