ps
查看进程，常用的用法有
ps -ef | grep xxxx 查看含xxxx字符串的进程 （如果xxxx是命令中的一段，而这个命令很长，xxxx位于最后面，这个程序就找不到了，看下面的ucb ps）
例子：
zhanju:/home/zhanju $ps -ef | grep was
oracle 18112 1 0 Sep 23 ? 0:00 ora_s000_was
oracle 18114 1 0 Sep 23 ? 0:00 ora_d000_was
oracle 15886 1 0 Oct 25 ? 0:05 oraclewas (DESCRIPTION=(LOCAL=no)(ADDRESS=(PROTOCOL=BEQ)))
oracle 18098 1 0 Sep 23 ? 0:13 ora_dbw0_was
was 1509 10844 0 Oct 22 ? 7:26 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 17147 10844 0 Oct 25 ? 4:42 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
oracle 29411 1 0 18:21:09 ? 0:00 oraclewas (DESCRIPTION=(LOCAL=no)(ADDRESS=(PROTOCOL=BEQ)))
oracle 5510 1 0 14:43:10 ? 1:25 oraclewas (DESCRIPTION=(LOCAL=no)(ADDRESS=(PROTOCOL=BEQ)))
oracle 18104 1 0 Sep 23 ? 0:19 ora_smon_was
oracle 18096 1 0 Sep 23 ? 0:00 ora_pmon_was
zhanju 20586 19391 0 02:28:52 pts/16 0:00 grep was
was 10844 29400 0 Oct 22 ? 172:28 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -Xmx128
was 10990 10844 0 Oct 27 ? 2:34 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 9507 1 0 Oct 22 ? 56:07 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
oracle 18110 1 0 Sep 23 ? 0:01 ora_snp1_was
was 8809 10844 0 15:10:51 ? 2:55 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 10987 10844 0 Oct 22 ? 1:04 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
oracle 18100 1 0 Sep 23 ? 2:33 ora_lgwr_was
oracle 18102 1 0 Sep 23 ? 9:41 ora_ckpt_was
was 19692 10844 0 16:48:54 ? 1:44 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 6123 10844 0 14:48:44 ? 1:53 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
oracle 18108 1 0 Sep 23 ? 0:01 ora_snp0_was
was 29395 1 0 Oct 15 ? 0:00 /bin/ksh /opt/WebSphere4/AppServer/bin/startupServer.sh 4001
oracle 18106 1 0 Sep 23 ? 0:00 ora_reco_was
was 9079 10844 0 Oct 27 ? 19:08 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 28957 10844 0 18:17:04 ? 1:49 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 20841 10844 0 Oct 25 ? 2:50 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 29400 29395 0 Oct 15 ? 0:07 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -classp
was 503 10844 0 13:58:37 ? 0:31 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 8631 10844 0 15:09:46 ? 1:57 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
oracle 14079 1 0 15:58:19 ? 0:01 oraclewas (DESCRIPTION=(LOCAL=no)(ADDRESS=(PROTOCOL=BEQ)))
was 17080 10844 0 Oct 25 ? 22:12 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
was 2211 10844 0 Oct 27 ? 71:45 /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java -server
zhanju:/home/zhanju $
ps -eo pid,user,comm,pcpu,pmem 查看指定的一些进程属性，o后面的就是属性，具体请看manual page
例子：
zhanju:/home/zhanju $ps -eo pid,user,comm,pcpu,pmem | grep was
18112 oracle ora_s000_was 0.0 1.6
18114 oracle ora_d000_was 0.0 1.6
15886 oracle oraclewas 0.0 1.6
18098 oracle ora_dbw0_was 0.0 1.6
1509 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 3.1
17147 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 2.2
29411 oracle oraclewas 0.0 1.6
5510 oracle oraclewas 0.0 1.6
18104 oracle ora_smon_was 0.0 1.6
18096 oracle ora_pmon_was 0.0 1.6
10844 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 3.5
10990 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 1.6
9507 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 23.3
18110 oracle ora_snp1_was 0.0 1.6
8809 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 4.9
10987 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 1.3
18100 oracle ora_lgwr_was 0.0 1.6
18102 oracle ora_ckpt_was 0.0 1.6
19692 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 2.8
6123 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 2.3
18108 oracle ora_snp0_was 0.0 1.7
29395 was /bin/ksh 0.0 0.1
18106 oracle ora_reco_was 0.0 1.6
9079 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.1 4.4
28957 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 2.4
20841 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 2.4
29400 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 0.6
503 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 1.5
8631 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.0 1.8
14079 oracle oraclewas 0.0 1.6
17080 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.1 3.8
2211 was /opt/WebSphere4/AppServer/java/jre/bin/../bin/sparc/native_threads/java 0.5 3.4
zhanju:/home/zhanju $
ucb ps
这个命令和/bin/ps是有区别的，用它能看到完整的进程命令行，用法是
/usr/ucb/ps -alxww
例子：
zhanju:/home/zhanju $/usr/ucb/ps -alxww | grep httpd
8 0 997 1 0 59 2011528 8712 mutex_ex S ? 0:03 /opt/IBMHTTPD/bin/httpd
8 60001 1147 997 0 59 2012120 7016 mutex_ex S ? 0:33 /opt/IBMHTTPD/bin/httpd
8 60001 1148 997 0 59 2012128 6992 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 1149 997 0 59 2012128 7224 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 1150 997 0 59 2012128 6944 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 1151 997 0 59 2012120 6232 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 3130 997 0 59 2012120 6280 mutex_ex S ? 0:33 /opt/IBMHTTPD/bin/httpd
8 60001 3656 997 0 60 2012096 6968 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 7240 997 0 59 2012128 6256 udp_g_lo S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 60001 7241 997 0 59 2012144 6440 mutex_ex S ? 0:31 /opt/IBMHTTPD/bin/httpd
8 60001 20113 997 0 59 2012176 7264 mutex_ex S ? 0:32 /opt/IBMHTTPD/bin/httpd
8 39650 20935 19391 0 59 20 1032 784 mutex_ex S pts/16 0:00 grep httpd
zhanju:/home/zhanju $
prstat
查看当前系统进程
常用的是 prstat -u username
例子：
PID USERNAME SIZE RSS STATE PRI NICE TIME CPU PROCESS/NLWP
2211 was 277M 196M sleep 59 0 1:11.50 0.2% java/27
9079 was 406M 257M sleep 59 0 0:19.09 0.1% java/25
17080 was 292M 220M sleep 59 0 0:22.12 0.0% java/27
10844 was 279M 206M sleep 59 0 2:52.27 0.0% java/115
20841 was 160M 137M sleep 59 0 0:02.50 0.0% java/23
6123 was 280M 132M sleep 59 0 0:01.53 0.0% java/21
17147 was 265M 129M sleep 59 0 0:04.41 0.0% java/39
8631 was 255M 106M sleep 59 0 0:01.57 0.0% java/27
503 was 244M 86M sleep 59 0 0:00.31 0.0% java/14
29400 was 95M 34M sleep 59 0 0:00.06 0.0% java/8
28957 was 162M 142M sleep 59 0 0:01.49 0.0% java/26
29395 was 1912K 1400K sleep 59 0 0:00.00 0.0% startupServer.s/1
19692 was 264M 165M sleep 59 0 0:01.44 0.0% java/24
10987 was 148M 77M sleep 59 0 0:01.04 0.0% java/20
8809 was 656M 287M sleep 59 0 0:02.55 0.0% java/26
9507 was 1473M 1368M sleep 59 0 0:56.07 0.0% java/29
10990 was 165M 89M sleep 59 0 0:02.34 0.0% java/20
1509 was 212M 183M sleep 59 0 0:07.26 0.0% java/24
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