Linux ¼¼ÇÉ£ºÈýø³ÌÔÚºǫ́¿É¿¿ÔËÐеļ¸ÖÖ·½·¨
ÏëÈýø³ÌÔڶϿªÁ¬½ÓºóÒÀÈ»±£³ÖÔËÐУ¿Èç¹û¸Ã½ø³ÌÒѾ¿ªÊ¼ÔËÐÐÁ˸ÃÈçºÎ²¹¾È£¿ Èç¹ûÓдóÁ¿ÕâÀàÐèÇóÈçºÎ¼ò»¯²Ù×÷£¿
ÎÒÃǾ³£»áÅöµ½ÕâÑùµÄÎÊÌ⣬Óà telnet/ssh µÇ¼ÁËÔ¶³ÌµÄ Linux ·þÎñÆ÷£¬ÔËÐÐÁËһЩºÄʱ½Ï³¤µÄÈÎÎñ£¬ ½á¹ûÈ´ÓÉÓÚÍøÂçµÄ²»Îȶ¨µ¼ÖÂÈÎÎñÖÐ;ʧ°Ü¡£ÈçºÎÈÃÃüÁîÌá½»ºó²»Êܱ¾µØ¹Ø±ÕÖն˴°¿Ú/ÍøÂç¶Ï¿ªÁ¬½ÓµÄ¸ÉÈÅÄØ£¿ÏÂÃæ¾ÙÁËһЩÀý×Ó£¬ Äú¿ÉÒÔÕë¶Ô²»Í¬µÄ³¡¾°Ñ¡Ôñ²»Í¬µÄ·½Ê½À´´¦ÀíÕâ¸öÎÊÌâ¡£
nohup/setsid/&
³¡¾°£º
Èç¹ûÖ»ÊÇÁÙʱÓÐÒ»¸öÃüÁîÐèÒª³¤Ê±¼äÔËÐУ¬Ê²Ã´·½·¨ÄÜ×î¼ò±ãµÄ±£Ö¤ËüÔÚºǫ́Îȶ¨ÔËÐÐÄØ£¿
hangup Ãû³ÆµÄÀ´ÓÉ
ÔÚ Unix µÄÔçÆÚ°æ±¾ÖУ¬Ã¿¸öÖն˶¼»áͨ¹ý modem ºÍϵͳͨѶ¡£µ±Óû§ logout ʱ£¬modem ¾Í»á¹Ò¶Ï£¨hang up£©µç»°¡£ ͬÀí£¬µ± modem ¶Ï¿ªÁ¬½Óʱ£¬¾Í»á¸øÖն˷¢ËÍ hangup ÐźÅÀ´Í¨ÖªÆä¹Ø±ÕËùÓÐ×Ó½ø³Ì¡£
½â¾ö·½·¨£º
ÎÒÃÇÖªµÀ£¬µ±Óû§×¢Ïú£¨logout£©»òÕßÍøÂç¶Ï¿ªÊ±£¬Öն˻áÊÕµ½ HUP£¨hangup£©ÐźŴӶø¹Ø±ÕÆäËùÓÐ×Ó½ø³Ì¡£Òò´Ë£¬ÎÒÃǵĽâ¾ö°ì·¨¾ÍÓÐÁ½ÖÖ;¾¶£ºÒªÃ´Èýø³ÌºöÂÔ HUP Ðźţ¬ÒªÃ´Èýø³ÌÔËÐÐÔÚеĻỰÀï´Ó¶ø³ÉΪ²»ÊôÓÚ´ËÖն˵Ä×Ó½ø³Ì¡£
1. nohup
nohup ÎÞÒÉÊÇÎÒÃÇÊ×ÏÈÏëµ½µÄ°ì·¨¡£¹ËÃû˼Ò壬nohup µÄÓÃ;¾ÍÊÇÈÃÌá½»µÄÃüÁîºöÂÔ hangup Ðźš£ÈÃÎÒÃÇÏÈÀ´¿´Ò»Ï nohup µÄ°ïÖúÐÅÏ¢£º
NOHUP(1) User Commands NOHUP(1)
NAME
nohup - run a command immune to hangups, with output to a non-tty
SYNOPSIS
nohup COMMAND [ARG]...
nohup OPTION
DESCRIPTION
Run COMMAND, ignoring hangup signals.
--help display this help and exit
--version
output version information and exit
¿É¼û£¬nohup µÄʹÓÃÊÇÊ®·Ö·½±ãµÄ£¬Ö»ÐèÔÚÒª´¦ÀíµÄÃüÁîÇ°¼ÓÉÏ nohup ¼´¿É£¬±ê×¼Êä³öºÍ±ê×¼´íÎóȱʡ»á±»Öض¨Ïòµ½ nohup.out ÎļþÖС£Ò»°ãÎÒÃÇ¿ÉÔÚ½áβ¼ÓÉÏ"&"À´½«ÃüÁîͬʱ·ÅÈëºǫ́ÔËÐУ¬Ò²¿ÉÓÃ">filename 2>&1"À´¸ü¸ÄȱʡµÄÖض¨ÏòÎļþÃû¡£
nohup ʾÀý
[root@pvcent107 ~]# nohup ping www.ibm.com &
[1] 3059
nohup: appending output to `nohup.out'
[root@pvcent107 ~]# ps -ef |grep 3059
root 3059 984 0 21:06 pts/3 00:00:00 ping www.ibm.com
root 3067 984 0 21:06 pts/3 00:00:00 grep 3059
[root@pvcent107 ~]#
2¡£setsid
Ïà¹ØÎĵµ£º
ÕýÔò±í´ïʽ Ö®Ôª×Ö·ûÀíÂÛƪ
1.Ôª×Ö·û
\ ÒýÓ÷û£¬ÓÃÓÚ¹ýÂ˵ôÔª×Ö·ûµÄÆ¥Å䣬½«Ëüµ±×÷Ò»¸öÆÕͨµÄ×Ö·ûÀ´½øÐÐÆ¥Å䣨°ü
À¨ÏÂÃ潫³öÏÖµÄËùÓÐÔª×Ö·û£©
. Æ¥ÅäÈκε¥¸ö×Ö·û
? Æ¥Åä0»ò1¸öÔÚËüÇ°Ã棬¼´"?"ºÅÇ°ÃæµÄ×Ö·û
* Æ¥Åä0»òÈÎÒâ¸öÔÚËüÇ°Ã棬¼´"*"ºÅÇ° ......
ǶÈëʽLinux²Ù×÷ϵͳѧϰ¹æ»®
ARM+LINUX·Ïߣ¬Ö÷¹¥Ç¶ÈëʽLinux²Ù×÷ϵͳ¼°ÆäÉÏÓ¦ÓÃÈí¼þ¿ª·¢Ä¿±ê£º
£¨1£© ÕÆÎÕÖ÷Á÷ǶÈëʽ΢´¦ÀíÆ÷µÄ½á¹¹ÓëÔÀí£¨³õ²½¶¨Îªarm9£©
£¨2£© ±ØÐëÕÆÎÕÒ»¸öǶÈëʽ²Ù×÷ϵͳ £¨³õ²½¶¨Îªuclinux»òlinux,°æ±¾´ý¶¨£©
£¨3£© ±ØÐëÊìϤǶÈëʽÈí¼þ¿ª·¢Á÷³Ì²¢ÖÁÉÙ×öÒ ......
¸öµäÐ͵Ä×ÀÃæLinuxϵͳ°üÀ¨3¸öÖ÷ÒªµÄÈí¼þ²ã---linuxÄںˡ¢C¿âºÍÓ¦ÓóÌÐò´úÂë¡£
¡¡¡¡ÄÚºËÊÇΨһ¿ÉÒÔÍêÈ«¿ØÖÆÓ²¼þµÄ²ã£¬ÄÚºËÇý¶¯³ÌÐò´ú±íÓ¦ÓóÌÐòÓëÓ²¼þÖ®¼ä½øÐлỰ¡£ÄÚºËÖ®ÉÏÊÇC¿â£¬¸ºÔð°ÑPOSIX APIת»»ÎªÄں˿ÉÒÔʶ±ðµÄÐÎʽ£¬È»ºóµ÷ÓÃÄںˣ¬´ÓÓ¦ÓóÌÐòÏòÄں˴«µÝ²ÎÊý¡£Ó¦ÓóÌÐòÒÀ¿¿Çý¶¯ÄÚºËÀ´Íê³ÉÌض¨µÄÈÎÎñ¡£
¡¡¡¡ÔÚÉ ......
linuxÖнӿÚÉèÖ÷½·¨
Ò»¡¢ ÉèÖýӿÚipµØÖ·
1. ipv4µØÖ·
1) ²é¿´½Ó¿ÚÅäÖÃ
ÃüÁ
ifconfig ²é¿´ËùÓнӿڵ ......
ÓÉÓÚÎÒÃÇÊÇÔÚ¾ÖÇøÍøÄÚÓûúÆ÷×ö²âÊÔ·þÎñÆ÷£¬»úÆ÷±È½Ï½ôÕÅ£¬¶øIPµØÖ·µ¹ÊDZȽϸ»Ó࣬ËùÒÔʹÓÃͬһ»úÆ÷µÄ¶àIPÀ´ÅäÖÃÐéÄâÖ÷»ú¾ÍÊÇÒ»¸ö²»´íµÄÑ¡ÔñÁË¡£ÒòΪÎÒ ÏëÔÚͬһ»úÆ÷ÉϽøÐÐÁ½¸öϵͳµÄ²¿Êð£¬ËùÒÔ¾ÍʹÓÃapacheÀ´½øÐÐÐéÄâÖ÷»úµÄ¶àIPÅäÖÃÁË¡£ºÃÁË£¬¿ªÊ¼ÎÒÃǵÄÅäÖÃÖ®ÂðÉ~~~
Ê×ÏȾÍÊÇapac ......