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Ò»°ãrootÓû§²ÅÄÜÖ´ÐÐlsofÃüÁÆÕͨÓû§¿ÉÒÔ¿´¼û/usr/sbin/lsofÃüÁµ«ÊÇÆÕͨÓû§Ö´ÐлáÏÔʾ“permission denied”
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lsof abc.txt ÏÔʾ¿ªÆôÎļþabc.txtµÄ½ø³Ì
lsof -i :22 ÖªµÀ22¶Ë¿ÚÏÖÔÚÔËÐÐʲô³ÌÐò
lsof -c abc ÏÔʾabc½ø³ÌÏÖÔÚ´ò¿ªµÄÎļþ
lsof -g gid ÏÔʾ¹éÊôgidµÄ½ø³ÌÇé¿ö
lsof +d /usr/local/ ÏÔʾĿ¼Ï±»½ø³Ì¿ªÆôµÄÎļþ
lsof +D /usr/local/ ͬÉÏ£¬µ«ÊÇ»áËÑË÷Ŀ¼ÏµÄĿ¼£¬Ê±¼ä½Ï³¤
lsof -d 4 ÏÔʾʹÓÃfdΪ4µÄ½ø³Ì
lsof -i ÓÃÒÔÏÔʾ·ûºÏÌõ¼þµÄ½ø³ÌÇé¿ö
Óï·¨: lsof -i[46] [protocol][@hostname|hostaddr][:service|port]
46 --> IPv4 or IPv6
protocol --> TCP or UDP
hostname --> Internet host name
hostaddr --> IPv4λÖÃ
service --> /etc/serviceÖÐµÄ service name (¿ÉÒÔ²»Ö»Ò»¸ö)
port --> ¶Ë¿ÚºÅ (¿ÉÒÔ²»Ö»Ò»¸ö)
Àý×Ó: TCP:25 - TCP and port 25
@1.2.3.4 - Internet IPv4 host address 1.2.3.4
tcp@ohaha.ks.edu.tw:ftp - TCP protocol hosthaha.ks.edu.tw service name:ftp
lsof -n ²»½«IPת»»Îªhostname£¬È±Ê¡ÊDz»¼ÓÉÏ-n²ÎÊý
Àý×Ó: lsof -i tcp@ohaha.ks.edu.tw:ftp -n
lsof -p 12 ¿´½ø³ÌºÅΪ12µÄ½ø³Ì´ò¿ªÁËÄÄЩÎļþ
lsof +|-r [t] ¿ØÖÆlsof²»¶ÏÖØ¸´Ö´ÐУ¬È±Ê¡ÊÇ15sË¢ÐÂ
-r£¬lsof»áÓÀÔ¶²»¶ÏµÄÖ´ÐУ¬Ö±µ½ÊÕµ½ÖжÏÐźÅ
+r£¬lsof»áÒ»Ö±Ö´ÐУ¬Ö±µ½Ã»Óеµ°¸±»ÏÔʾ
Àý×Ó£º²»¶Ï²é¿´Ä¿Ç°ftpÁ¬½ÓµÄÇé¿ö£ºlsof -i tcp@ohaha.ks.edu.tw:ftp -r
lsof -s Áгö´ò¿ªÎļþµÄ´óС£¬Èç¹ûûÓдóС£¬ÔòÁôÏ¿հ×
lsof -u username ÒÔUID£¬Áгö´ò¿ªµÄÎļþ
 
Ò»°ãrootÓû§²ÅÄÜÖ´ÐÐlsofÃüÁÆÕͨÓû§¿ÉÒÔ¿´¼û/usr/sbin/lsofÃüÁµ«ÊÇÆÕͨÓû§Ö´ÐлáÏÔʾ“permission denied”
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lsof abc.txt ÏÔʾ¿ªÆôÎļþabc.txtµÄ½ø³Ì
lsof -i :22 ÖªµÀ22¶Ë¿ÚÏÖÔÚÔËÐÐʲô³ÌÐò
lsof -c abc ÏÔʾabc½ø³ÌÏÖÔÚ´ò¿ªµÄÎļþ
lsof -g gid ÏÔʾ¹éÊôgidµÄ½ø³ÌÇé¿ö
lsof +d /usr/local/ ÏÔʾĿ¼Ï±»½ø³Ì¿ªÆôµÄÎļþ
lsof +D /usr/local/ ͬÉÏ£¬µ«ÊÇ»áËÑË÷Ŀ¼ÏµÄĿ¼£¬Ê±¼ä½Ï³¤
lsof -d 4 ÏÔʾʹÓÃfdΪ4µÄ½ø³Ì
lsof -i ÓÃÒÔÏÔʾ·ûºÏÌõ¼þµÄ½ø³ÌÇé¿ö
Óï·¨: lsof -i[46] [protocol][@hostname|hostaddr][:service|port]
46 --> IPv4 or IPv6
protocol --> TCP or UDP
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Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼­Á¬½Ó¿ØÖƺÍÊÊÅäЭÒé (L2CAP) ΪÉϲãЭÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àЭÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãЭÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......

Linux kernel development Chapter2 ½ø³Ì¹ÜÀí

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  1.1 thread_info½á¹¹£¬ÔÚÎļþ<asm/thread_info.h>Öж¨Òå
      struct thread_info {
           struct task_struct *task;
           struct exec ......

linuxϱØÐëÕÆÎÕµÄÃüÁî

1 cron
 
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30 21* * * /apps/bin/cleanup.sh
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45 4 1,10,22 * ......

LinuxÏÂTomcatµÄ°²×°

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    http://mirrors.ccs.neu.edu/Apache/dist/jakarta/tomcat-4/binaries/
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    tomcat-4.1.18.tar.gz
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    tar -zxvf to ......
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