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:




:

































 

 

 

 


Old priority 2, new priority 5




# jobs

[1] + Running nice -2 lp sales.dat &

, jobs , .. , , .

 

, nice renice:

renice ;

renice , ;

.

 

kill

, , . :

, ;

- ;

;

.

, <Ctrl+C> , , . , kill.

941 kill 941. 941, 149, 491, kill 941 149 491 , : [kill] [% ], . , , nohup . ps, ps uax | more.

, . .

, , , , kill.

 

1. , ; Linux, ?

2. ?

3. (|). ?

4. Linux?

5. , , , .

6. ? , ?

7. ? , sort :

;

;

.

8. who .

9. at, .

10. at batch?

11. . .

12. ?

13. kill. ? ?

1. Linux , .

2. Midnight Commander (: #mc).

3. , ( F7) , .

4. 1 3.txt Shift+F4:

1.txt: 2.txt: 3.txt:

2 i New OS run now.

X

L

N

U

5. infinity :

#!/bin/sh

x=$((0));

z=$((0));

while /bin/true

Do

x=$(($x+$z));

Done

infinity , : #chmod 0100 infinity

6. . 1.txt ( sort) L x M s ( : tr Lx Ms). , .

7. 1.txt 2.txt. .

8. (: # sh infinity) , .

9. . , . .

10. . infinity . . , .

11. .

12. , .

13. date.

14. at 15 4.txt 2.txt 3.txt .

15. , 1.txt . 1.txt 5 , . , 1.txt - .

16. start. , 14. 5 at.

17. at l. ps , , 14 16. , start. , 4.txt. , .14. 4.txt.

18. nohup. , ( #exit). , ( : #ps -uax | more). , 1.txt. , 5.txt. , .

19. , 5, , 9. , , .

20. .


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