LinuxÖÐfind³£¼ûÓ÷¨Ê¾Àý
·find path -option [ -print ] [ -exec -ok command ] {} \;
#-print ½«²éÕÒµ½µÄÎļþÊä³öµ½±ê×¼Êä³ö
#-exec command {} \; -----½«²éµ½µÄÎļþÖ´ÐÐcommand²Ù×÷,{} ºÍ \;Ö®¼äÓпոñ
#-ok ºÍ-execÏàͬ£¬Ö»²»¹ýÔÚ²Ù×÷ǰҪѯÓû§
====================================================
-name filename #²éÕÒÃûΪfilenameµÄÎļþ
-perm #°´Ö´ÐÐȨÏÞÀ´²éÕÒ
-user username #°´ÎļþÊôÖ÷À´²éÕÒ
-group groupname #°´×éÀ´²éÕÒ
-mtime -n +n #°´Îļþ¸ü¸Äʱ¼äÀ´²éÕÒÎļþ£¬-nÖ¸nÌìÒÔÄÚ£¬+nÖ¸nÌìÒÔǰ
-atime -n +n #°´Îļþ·ÃÎÊʱ¼äÀ´²éGIN: 0px">-perm #°´Ö´ÐÐȨÏÞÀ´²éÕÒ
-user username #°´ÎļþÊôÖ÷À´²éÕÒ
-group groupname #°´×éÀ´²éÕÒ
-mtime -n +n #°´Îļþ¸ü¸Äʱ¼äÀ´²éÕÒÎļþ£¬-nÖ¸nÌìÒÔÄÚ£¬+nÖ¸nÌìÒÔǰ
-atime -n +n #°´Îļþ·ÃÎÊʱ¼äÀ´²éÕÒÎļþ£¬-
Ïà¹ØÎĵµ£º
1
¸ùÎļþϵͳ
¼òµ¥À´Ëµ£¬£¨¸ùÎļþϵͳ£©¾ÍÊÇϵͳµÚÒ»¸ö
mount
µÄÎļþϵͳ
Filesystem
Handling
Like
every
traditional
Unix
system,
Linux
makes
use
of
a
system ......
˵Ã÷£ºÏëÔÚwindowsÉÏ´ò¿ªÊ¹ÓÃÔ¶³Ìlinux×ÀÃæ¡£·½·¨Ò²ºÜ¶à¡£
1.vnc¡£Õâ¸öÔÚlinux¶ËÐèÒª°²×°³ÌÐò£¬ÐèÒªÔÚlinuxÉÏÔËÐÐÏàÓ¦µÄ³ÌÐò£¬²ÅÄÜʹwindowsÁ¬½ÓÉÏÈ¥¡£²»Ì«·½±ã¡£
2.xmanager.Ö»ÒªÐÞ¸ÄÒ»ÏÂlinuxÀïµÄ¼¸¸öÎļþÉèÖþͿÉÒÔʹÓᣣ¨ÓëwindowsµÄÔ¶³Ì×ÀÃæÒ»Ñù£¬Ö»ÐèÒª¹´ÉÏÔ¶³Ì×ÀÃæÑ¡Ï
linuxÉÏÉèÖÃÏîÄ¿£º
1¡£ÐÞ¸Ä/etc/X11/xd ......
¶ÔÓÚ²»Í¬µÄLinuxÄں˰汾£¬´ËÁбí¿ÉÄܲ»Í¬£¬»ùÓÚºóÏò¼æÈÝÐÔ£¬Ëæ×ÅLinuxÄں˰汾ºÅµÄÔö¼Ó£¬´ËÁбí¿ÉÄÜ»á±ä³¤¡£´ËÁбíΪ2.6.24-16Äں˰汾ÓÚ/usr/include/asm/unistd_32.hÖÐÁгöµÄ324¸öϵͳµ÷Óúš£
#define __NR_restart_syscall 0
#define __NR_exit 1
#define __NR_fork 2
#define __NR_read 3
#define ......
SystemTap ÊÇ¼à¿ØºÍ¸ú×ÙÔËÐÐÖÐµÄ Linux Äں˵IJÙ×÷µÄ¶¯Ì¬·½·¨¡£Õâ¾ä»°µÄ¹Ø¼ü´ÊÊǶ¯Ì¬£¬ÒòΪ SystemTap ûÓÐʹÓù¤¾ß¹¹½¨Ò»¸öÌØÊâµÄÄںˣ¬¶øÊÇÔÊÐíÄúÔÚÔËÐÐʱ¶¯Ì¬µØ°²×°¸Ã¹¤¾ß¡£Ëüͨ¹ýÒ»¸öÃûΪKprobes µÄÓ¦Óñà³Ì½Ó¿Ú£¨API£©À´ÊµÏÖ¸ÃÄ¿µÄ£¬±¾ÎĽ«Ì½Ë÷Õâ¸ö API¡£ÎÒÃÇÊ×ÏÈÁ˽âÒÔǰµÄһЩÄں˸ú×Ù·½·¨£¬È»ºóÔ ......
´´½¨Ð½ø³Ì£ºforkº¯Êý
1.1.1. forkº¯Êý¸Éʲô£¿
#include <sys/types.h>
#include <unistd.h>
pid_t fork(void);
‘fork()’º¯ÊýÓÃÓÚ´ÓÒÑ´æÔÚ½ø³ÌÖд´½¨Ò»¸öнø³Ì¡£Ð½ø³Ì³ÆÎª×Ó½ ......