Chinaunix

标题: linux TOP command [打印本页]

作者: prefect 时间: 2007-09-24 14:48
标题: linux TOP command

23:01:37  up 70 days, 14:21,  4 users,  load average: 1.97, 1.36, 1.13
254 processes: 251 sleeping, 2 running, 1 zombie, 0 stopped
CPU states:  cpu user nice  system irq  softirq  iowait idle
         total  103.2% 0.0% 12.0% 2.4%    0.0% 0.0%  679.2%
         cpu00 33.0% 0.0% 9.6% 2.7%    0.0% 0.1% 54.3%
         cpu01 3.9% 0.0% 0.0% 0.0%    0.0% 0.0% 96.0%
         cpu02 19.8% 0.0% 0.3% 0.1%    0.1% 0.0% 79.3%
         cpu03 0.3% 0.0% 0.1% 0.0%    0.1% 0.1% 99.0%
         cpu04 26.3% 0.0% 0.0% 0.0%    0.0% 0.3% 73.2%
         cpu05 3.3% 0.0% 0.1% 0.0%    0.0% 0.0% 96.4%
         cpu06 0.1% 0.0% 1.3% 0.0%    0.0% 0.0% 98.4%
         cpu07 16.5% 0.0% 0.3% 0.0%    0.1% 0.0% 82.8%
Mem:  7973712k av, 7914408k used, 59304k free,    0k shrd,  225908k buff
               5690372k actv, 1436052k in_d,  169728k in_c
Swap: 4192880k av, 21908k used, 4170972k free                7250896k cached

  PID USER    PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM TIME CPU COMMAND
17365 informix  25 0 1370M 1.3G 1369M R 113.0 17.5  1995h 7 oninit
10464 tiptop 16 0  1432 1432 920 R    1.5  0.0 0:01 6 top
10390 tiptop 15 0  2316 2316  1644 S    1.1  0.0 0:01 3 fglgo
1 root    15 0 512  504 452 S    0.0  0.0 6:13 6 init
2 root    RT 0    0 0    0 SW 0.0  0.0 0:00 0 migration/0
3 root    RT 0    0 0    0 SW 0.0  0.0 0:00 1 migration/1
4 root    RT 0    0 0    0 SW 0.0  0.0 0:00 2 migration/2

misacz:/u/asus/nec/4gl> ps -ef | grep 17365
informix 17365    1 27 Jun02 ?       14-21:16:51 oninit -v
root    17366 17365  0 Jun02 ?       03:45:41 oninit -v
tiptop 10498  7570  0 23:01 pts/28 00:00:00 grep 17365

load average:表示該server的平均loading,三個數分別是當前,5分鐘前,15分鐘前的狀態
cpu states:表示cpu的使用狀態,
其中 user是user進程占cpu的比率
                     system是系統進程占cpu的比率
                     iowait是等待io的比率
                     idle是空閒率
PRI是該進程執行的優先次序
%cpu是該進程所佔的cpu的比率
注意PRI為25,且%cpu接近100%的進程,可能有問題

本文来自ChinaUnix博客，如果查看原文请点：http://blog.chinaunix.net/u/9586/showart_388958.html

欢迎光临 Chinaunix (http://bbs.chinaunix.net/)