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psÃüÁîÈç¹ûÓÐÈκÎÒÉÎÊ,ÇëÔÚÖÕ¶ËÏÂÊäÈë :# man ps
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ʹÓ÷½Ê½£ºps [options] [--help]
˵Ã÷£ºÏÔʾ˲¼äÐÐ³Ì (process) µÄ¶¯Ì¬
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ps µÄ²ÎÊý·Ç³£¶à, Ôڴ˽öÁгö¼¸¸ö³£ÓõIJÎÊý²¢´óÂÔ½éÉܺ¬Òå
-A ÁгöËùÓеÄÐгÌ
-w ÏÔʾ¼Ó¿í¿ÉÒÔÏÔʾ½Ï¶àµÄ×ÊѶ
-au ÏÔʾ½ÏÏêϸµÄ×ÊѶ
-aux ÏÔʾËùÓаüº¬ÆäËûʹÓÃÕßµÄÐгÌ
au(x) Êä³ö¸ñʽ :
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
USER: ÐгÌÓµÓÐÕß
PID: pid
%CPU: Õ¼ÓÃµÄ CPU ʹÓÃÂÊ
%MEM: Õ¼ÓõļÇÒäÌåʹÓÃÂÊ
VSZ: Õ¼ÓõÄÐéÄâ¼ÇÒäÌå´óС
RSS: Õ¼ÓõļÇÒäÌå´óС
TTY: Öն˵ĴÎҪװÖúÅÂë (minor device number of tty)
STAT: ¸ÃÐг̵Ä״̬:
D: ²»¿ÉÖжϵľ²Ö¹ (ͨ¼Â¡õ¡õçÇb½øÐÐ I/O ¶¯×÷)
R: ÕýÔÚÖ´ÐÐÖÐ
S: ¾²Ö¹×´Ì¬
T: ÔÝÍ£Ö´ÐÐ
Z: ²»´æÔÚµ«ÔÝʱÎÞ·¨Ïû³ý
W: ûÓÐ×ã¹»µÄ¼ÇÒäÌå·ÖÒ³¿É·ÖÅä
<: ¸ßÓÅÏÈÐòµÄÐгÌ
N: µÍÓÅÏÈÐòµÄÐгÌ
L: ÓмÇÒäÌå·ÖÒ³·ÖÅä²¢ËøÔÚ¼ÇÒäÌåÄÚ
START: Ðг̿ªÊ¼Ê±¼ä
TIME: Ö´ÐеÄʱ¼ä
COMMAND:ËùÖ´ÐеÄÖ¸Áî
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ps
PID TTY TIME CMD
2791 ttyp0 00:00:00 tcsh
3092 ttyp0 00:00:00 ps
% ps -A
PID TTY TIME CMD
1 ? 00:00:03 init
2 ? 00:00:00 kflushd
3 ? 00:00:00 kpiod
4 ? 00:00:00 kswapd
5 ? 00:00:00 mdrecoveryd
.......
% ps -aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.7 1096 472 ? S Sep10 0:03 init [3]
root 2 0.0 0.0 0 0 ? SW Sep10 0:00 [kflushd]
root 3 0.0 0.0 0 0 ? SW Sep10 0:00 [kpiod]
root 4 0.0 0.0 0 0 ? SW Sep10 0:00 [kswapd]£Ý
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