Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Linuxϲ鿴ÎĵµÄÚÈÝÃüÁî×ܽá

Linuxϲ鿴ÎĵµÄÚÈÝÃüÁî×ܽá
 
Ö÷ÒªÓÐÈçϼ¸¸öÃüÁ 
cat  ÓɵÚÒ»ÐпªÊ¼ÏÔʾÎĵµÄÚÈÝ 
tac  ´Ó×îºóÒ»ÐпªÊ¼ÏÔʾ£¬¿ÉÒÔ¿´³ö tac ÊÇ cat µÄµ¹×Åд 
nl   ÏÔʾµÄʱºò£¬Ë³µÀÊä³öÐкŠ
more Ò»Ò³Ò»Ò³µÄÏÔʾÎĵµÄÚÈÝ 
less ºÍmoreÀàËÆ£¬µ«Ëü¿ÉÒÔÍùÇ°·­Ò³ 
head Ö»¿´×îÇ°¼¸ÐР
tail Ö»¿´×îºó¼¸ÐР
od   ÒÔ¶þ½øÖÆÔĶÁÎĵµÄÚÈÝ
¹¦ÄÜ×îÇ¿Ôڵı༭Æ÷——vi
viÊÇËùÓÐUNIXϵͳ¶¼»áÌṩµÄÆÁÄ»±à¼­Æ÷£¬ËüÌṩÁËÒ»¸öÊÓ´°É豸£¬Í¨¹ýËü¿ÉÒԱ༭Îļþ¡£µ±È»£¬¶ÔUNIXϵͳÂÔÓÐËùÖªµÄÈË£¬
»ò¶à»òÉÙ¶¼¾õµÃvi³¬¼¶ÄÑÓ㬵«viÊÇ×î»ù±¾µÄ±à¼­Æ÷£¬ËùÒÔÏ£Íû¶ÁÕßÄܺúðÑËüѧÆðÀ´£¬ÒÔºóÔÚUNIXÊÀ½çÀï±Ø½«³©ÐÐÎÞ×è¡¢
ÓÎÈÐÓÐÓ࣬ÒòΪÆäËû¼¸ÖÖÎı¾´¦ÀíÆ÷²¢·ÇUNIX±ê×¼Å䱸¡£Ëµ²»¶¨±ðÈ˵ÄLinux»úÆ÷û°²×°joe»òpico£¬Èç¹ûÄú²»»ávi£¬ÄÇÄú¿ÉÄܾÍûéüÁË¡£
viµÄ»ù±¾¸ÅÄî
»ù±¾ÉÏvi¿É·ÖΪÈýÖÖ²Ù×÷״̬£¬·Ö±ðÊÇÃüÁîģʽ£¨Command mode£©¡¢²åÈëģʽ£¨Insert mode£©ºÍµ×ÏßÃüÁîģʽ£¨Last line mode£©£¬
¸÷ģʽµÄ¹¦ÄÜÇø·ÖÈçÏ£º
1£® Comand mode£º¿ØÖÆÆÁÄ»¹â±êµÄÒƶ¯£¬×Ö·û»ò¹â±êµÄɾ³ý£¬Òƶ¯¸´ÖÆijÇø¶Î¼°½øÈëInsert modeÏ£¬»òÕßµ½Last line mode¡£
2£® Insert mode£ºÎ¨ÓÐÔÚInsert modeÏ£¬²Å¿É×öÎÄ×ÖÊý¾ÝÊäÈ룬°´EscµÈ¿É»Øµ½Comand mode¡£
3£® Last line mode£º½«´¢´æÎļþ»òÀ뿪±à¼­Æ÷£¬Ò²¿ÉÉèÖñ༭»·¾³£¬ÈçÑ°ÕÒ×Ö·û´®¡¢ÁгöÐкŵȡ£
²»¹ý¿ÉÒÔ°Ñvi¼ò»¯³ÉÁ½¸öģʽ£¬¼´Êǽ«Last line modeÒ²ËãÈëCommand mode,°Ñvi·Ö³ÉCommand ºÍInsert mode¡£
viµÄ»ù±¾²Ù×÷
?½øÈëvi
ÔÚϵͳÌáʾ·ûºÅÊäÈëvi¼°ÎļþÃû³Æºó£¬¼´¿É½øÈëviÈ«ÆÁÄ»±à¼­»­Ã棺
$ vi testfile
ÓÐÒ»µãÒªÌرð×¢Ò⣬¾ÍÊÇÄú½øÈëviÖ®ºóÊÇ´¦ÓÚ“Command mode”Ï£¬ÄúÒªÇл»µ½Insert mode²ÅÄÜÊäÈëÎÄ×Ö¡£
³õ´ÎÓÃviµÄÓû§¶¼»áÏëÏÈÓÃÉÏÏÂ×óÓÒ¼üÒƶ¯¹â±ê£¬½á¹ûµçÄÔÒ»Ö±½Ð£¬°Ñ×Ô¼ºÆø¸ö°ëËÀ£¬ËùÒÔ½øÈëviºó£¬ÏȲ»ÒªÂÒ¶¯£¬
ת»»ÈëInsertºóÔÙ˵¡£?Çл»ÖÁInsert mode±à¼­ÎļþÔÚCommand modeÏ°´‘i’¡¢‘a’»ò‘o’Èý¼ü¾Í¿É½øÈëInsert mode¡£
ÕâʱºòÄú¾Í¿ÉÒÔ¿ªÊ¼ÊäÈëÎÄ×ÖÁË¡£
i: ²åÈ룬´ÓÄ¿Ç°¹â±êËùÔÚÖ®´¦²åÈëËùÊäÈëµÄÎÄ×Ö¡£
a: Ôö¼Ó£¬Ä¿Ç°¹â±êËùÔÚµÄÏÂÒ»¸ö×Ö¿ªÊ¼ÊäÈëÎÄ×Ö¡£
o: ²åÈëеÄÒ»ÐУ¬´ÓÐÐÊ׿ªÊ¼ÊäÈëÎÄ×Ö¡£
?InsertµÄÇл»&


Ïà¹ØÎĵµ£º

windowsÔ¶³ÌÖ´ÐÐlinux£¨ÃüÁîÐгÌÐò+ͼÐγÌÐò£©

×¼±¸¹¤×÷£º
1.Xming£¨windowsÔËÐÐx-windowsµÄÖ§³Ö£©
2.SecureCRTV6.5.8.380ºº»¯ÂÌÉ«Æƽâ°æ
¿ÉÒÔÈ¥ÎÒµÄhttp://download.csdn.net/johnvikeyÏÂÔØ
Èç¹ûÊÇÃüÁîÐÐÖ±½ÓÓÃ
SecureCRT
Èç¹ûÊÇÒªÔËÐÐͼÐγÌÐò
1.Xming£¨windowsÔËÐÐx-windowsµÄÖ§³Ö£©
2.SecureCRTV6.5.8.380ºº»¯ÂÌÉ«Æƽâ°æ
¶¼ÒªÊ¹ÓÃ
———&m ......

Linux ×Ô¼ìºÍ SystemTap


 
 
SystemTap ÊǼà¿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˽âÒÔÇ°µÄһЩÄں˸ú×Ù·½·¨£¬È»ºóÔ ......

LINUX RTAIÖÐ.runinfoÎļþÏê½â£¨Ó¢ÎÄ£©


Description of the "runinfo" format
-----------------------------------
Purpose of the "runinfo" files
------------------------------
"runinfo" files found in the source tree allow the "rtai-load" script
(see rtai-core/scripts/rtai-load) to retrieve the information it needs
to execute a RTAI ......

LinuxÖÐfind³£¼ûÓ÷¨Ê¾Àý


·find   path   -option   [   -print ]   [ -exec   -ok   command ]   {} \;
#-print ½«²éÕÒµ½µÄÎļþÊä³öµ½±ê×¼Êä³ö
#-exec   command   {} \;      -----½«²éµ½µ ......

LinuxÐÔÄܵ÷ÓÅ

¸ÅÊö
1. “/etc/profile”Îļþ
2. “bdflush”²ÎÊý
3. “ip_local_port_range”²ÎÊý
4. “/etc/nsswitch.conf”Îļþ
5. “/proc”Îļþϵͳ
6. “ulimit”²ÎÊý
7. Ôö¼Óϵͳ´ò¿ªµÄÎļþÊýÄ¿
8. Îļþ“atime”ÊôÐÔ
9. ÎļþµÄ“noatime&rd ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ