#ֱʹtop󣬲鿴%MEMݡѡ񰴽̲鿴߰û鿴鿴oracleûĽڴʹĻʹµ
top -u oracle

PID̵ID
USER
PR̵ȼԽСԽȱִ
NIniceֵ
VIRTռõڴ
RESռõڴ
SHRʹõĹڴ
S̵״̬SʾߣRʾУZʾ״̬NʾýֵΪ
%CPUռCPUʹ
%MEMʹõڴڴİٷֱ
TIME+ýռõܵCPUʱ䣬ռCPUʹʱۼֵ
COMMAND


top ȫԻģʽɷΪ3֣ϵͳϢб

һ -- ϲ ϵͳϢ 

һУtop

00:11:04Ϊϵͳǰʱ̣

3:35Ϊϵͳڵʱ䣻

2 usersΪǰ¼ϵͳûȷе˵ǵ¼ûն -- ͬһûͬһʱϵͳն˵ӽΪûӵϵͳûҲΪն˵Ŀ

load averageΪǰϵͳصƽֱֵֵΪ1ǰ5ǰ15ǰ̵ƽһĿΪֵ CPU ĿʱCPU ȽϳĸصǰϵͳḶ̌

ڶУTasks

59 totalΪǰϵͳ

1 runningΪǰеĽ

58 sleepingΪǰڵȴ״̬еĽ

0 stopedΪֹͣϵͳ

0 zombieΪԭĽ

УCpus

ֱʾ CPU ǰʹʣ

УMem

ֱʾڴǰʹڴԼʹеڴ

УSwap

ʾͬУMem˴ӳŽSwapʹͨSwapƵʹõڴ治ɵ



#һռ˶ڴ棬linuxΪṩһܷķ/procĿ¼ΪṩеϢʵtopȹҲͨȡӦϢ

/proc/meminfo ڴʹϢ

/proc/pid/maps pidΪ̺ţʾǰռõַ

/proc/pid/statm ռõڴ