Linux signalº¯Êý½âÎö
ÒÔÏÂÔÚcentos5.3ÉÏʵÑé¡£ÔÚlinuxÖÐsignalº¯ÊýÊÇͨ¹ýµ÷ÓÃsigactionÀ´ÊµÏֵģ¬ÓÉ´ËËü²»´æÔÚÐźŶªÊ§ÒÔ¼°Ã¿´ÎÐźŴ¦Àíºó»á°ÑÐźŴ¦Àí¸Ä³ÉĬÈÏ´¦Àí·½Ê½¡£µ«¶ÔÓÚϵͳµ÷Óú¯Êý±»ÐźŴò¶Ïʱ£¬ÏµÍ³µ÷ÓÃÊÇ·ñ»á×Ô¶¯Æô¶¯ºÃÏñûÔõô˵Ã÷¡£²»¹ý¿ÉÒÔ×Ô¼º¶¯ÊÖ¿´Ò»Ï£º
signal(SIGTERM, term_handler);
sigaction(SIGTERM, NULL, &term);
printf("0x%x, 0x%x\n", term.sa_flags, term.sa_flags&SA_RESTART);
×îºó´òÓ¡½á¹ûÊÇ 0x10000000, 0x10000000.Ò²¾ÍÊÇ˵ÔÚlinuxÏÂsignalº¯ÊýÖ»ÓÐĬÈÏÒ»¸öflag£¬SA_RESTART(ϵͳµ÷ÓÃ×Ô¶¯ÖØÆô£©¡£
²»¹ý×îºÃ»¹ÊÇÓà sigismemberÀ´²âÊÔ£¬±Ï¾¹sa_flagsÊÇÓÐ64bitsµÄ¡£
Ïà¹ØÎĵµ£º
1.Ñé֤ϵͳȷʵÔËÐÐÁËTCP/IPÐÒ飬²¢ÇÒÓµÓÐÒ»¸öIPµØÖ·¡£Èç¹ûûÓУ¬ÇåÌí¼ÓÐÒéºÍµØÖ·¡£
2.Èç¹û·þÎñÆ÷»¹ÔËÐÐÆäËüÐÒ飨IPX/SPX¡¢NetBEUIµÈÐÒ飩£¬ÖÁÉÙÔÚ½øÐвâÊÔʱҪɾ³ýÕâЩÐÒ飬ȻºóÒÔºóÔÙ»Ö¸´ÕâЩÐÒé¡£
3.Ñé֤ʹÓÃÕą̂·þÎñÆ÷µÄIPµØÖ·ÊÇ·ñ¿ÉÒÔ“ping”ͨϵͳ¡£Èç¹û²»ÄÜ£¬ÑéÖ¤Äã´Ó·þÎñÆ÷±¾ÉíÊÇ·ñ¿ÉÒÔ“p ......
¼¶±ð£º ³õ¼¶
Ñî ¾ (cdlyangj@cn.ibm.com), Èí¼þ¹¤³Ìʦ, IBM
2008 Äê 11 ÔÂ 27 ÈÕ
ÈçºÎ¶¨Î»Ó¦ÓóÌÐò¿ª·¢ÖеÄÄÚ´æÎÊÌ⣬һֱÊÇ inux Ó¦ÓóÌÐò¿ª·¢ÖÐµÄÆ¿¾±ËùÔÚ¡£ÓÐÒ»¿î·Ç³£ÓÅÐãµÄ linux Ï¿ªÔ´µÄÄÚ´æÎÊÌâ¼ì²â¹¤¾ß£ºvalgrind£¬Äܹ»¼«´óµÄ°ïÖúÄã½â¾öÉÏÊöÎÊÌâ¡£ÕÆÎÕ valgrind µÄʹÓÃÒÔ¼°¹ ......
µÚÒ»²½£ºÔÚVMWAREÖУ¬ÔËÐÐÆô¶¯LINUXºó¡£µã»÷VM->INSTALL VMWare TOOLS£¬µã»÷OK¡££¨²¹³ä£ºÍ˳öVMWARE»Øµ½XPÓÃCTRL+ALT£©
µÚ¶þ²½£º½øÈëLINUXºó£¬ÔËÐÐÖÕ¶Ë¡£Ö´ÐÐmount /dev/cdromÒÔÎļþ·½Ê½¹ÒÔØ¹âÇý£¨Èç¹ûûÓеÚÒ»²½£¬¾ÍûÓÐÕâÒ»²½£¬ÒòΪÐèÒªµÄTOOLSÊÇÒÔ¹âÇýÎļþÐÎʽ´æ·Å£© ......
ddÃüÁî
°ÑÖ¸¶¨µÄÊäÈëÎļþ¿½±´µ½Ö¸¶¨µÄÊä³öÎļþÖУ¬²¢ÇÒÔÚ¿½±´µÄ¹ý³ÌÖпÉÒÔ½øÐиñʽת»»¡£Óï·¨£º
CODE:[Copy to clipboard]dd ¡²Ñ¡Ï
QUOTE:
if =ÊäÈëÎļþ£¨»òÉ豸Ãû³Æ£©¡£
of =Êä³öÎļþ£¨»òÉ豸Ãû³Æ£©¡£
ibs = bytes Ò»´Î¶ÁÈ¡bytes×Ö½Ú£¬¼´¶ÁÈ뻺³åÇøµÄ×Ö½ÚÊý¡£
skip = blocks Ìø¹ý¶ÁÈ뻺³åÇø¿ªÍ·µÄibs*blo ......
ÍøÉϺܶàÌû×ÓÎÊxhellÁ¬½ÓlinuxÖÐÎÄÂÒÂ룬¾ø´ó²¿·ÖÊǽ«LANGÊôÐÔÖµÉèÖÃÓ¢ÎÄ£¬¼´export LANG=en_US.UTF-8;
µ«ÊÇÎÒÃǽ«ÏµÍ³ÉèÖÃΪÖÐÎÄ£¬µ±È»ÊÇÒòΪ×Ô¼ºÓÃÖÐÎÄ¿ÉÒÔÌá¸ßЧÂÊ£¬¼õÉÙ³ö´í¡£
ÕâÖÖ·½Ê½Ö»ÄÜÖα겻ÄÜÖα¾£¬Ï´ÎʹÓÃsshÁ¬linuxʱ»¹ÊÇ»áÂÒÂ룬
ÏÖÔÚ½«ÎÒ×Ô¼ºµÄ½â¾ö·½Ê½¹²Ïí¸ø´ó¼Ò¡£
±à¼/etc/sysconfig/i18n
½«ÎļþÖе ......