.


:




:

































 

 

 

 


F -f. shell, bash




-m He HOME, USER, LOGNAME SHELL

-s _

_.

 

 

16.

( ). top true.

top , , .

True

, 0, . .

 

 

D

q

S , -

s

i - .

$ top

17.

uptime users .

uptime , , 1,5 15 .

Users

W

Who

 

users , Linux-. /etc/ utmp. , , .

Who

18.

W

w : , , , . who, ps - uptime.

, , , , , 1,5 15 . , , , , , JCPU, PCPU .

-h

-u PCPU

-s , JCPU PCPU

-f from ( )

 

 

free

ps

Top

Uptime

19.

( ). who whoami.

who . who , . who am i .

.

W

Whoami

 

Whoami

who am i. id -un.

$ whoami

Kevin

 

Who

20.

xargs XWininfo, , .

xargs ( , ) ( /bin/echo) , . . xargs :

0

123 1-125

124 255

125

126

127

1

 

-0, --null NULL ;

 

-e, --of =

 

-i, --replace=

,

 

-1, --max-lines= . 1

 

-n, --max-args=

 

-, --interactive

 

-, --max-procs= . .

 

-, --no-run-if-empty ,

 

-s, --maxchars=

; , ,

 





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