Ubuntu/LinuxÈëÃŽéÉÜ(04)
תÔصÄһƪÎÄÕÂ
UbuntuϵͳĿ¼½á¹¹
==================
ÒÔÏÂΪUbuntuĿ¼µÄÖ÷ҪĿ¼½á¹¹£¬ÄúÉÔ΢Á˽âËüÃǶ¼°üº¬ÁËÄÄЩÎļþ¾Í¿ÉÒÔÁË£¬²»ÐèÒª¼ÇÒä¡£
/ ¸ùĿ¼
©¦
©Àboot/ Æô¶¯Îļþ¡£ËùÓÐÓëϵͳÆô¶¯ÓйصÄÎļþ¶¼±£´æÔÚÕâÀï
©¦ ©¸grub/ GrubÒýµ¼Æ÷Ïà¹ØµÄÎļþ
©¦
©Àdev/ É豸Îļþ
©Àproc/ ÄÚºËÓë½ø³Ì¾µÏñ
©¦
©Àmnt/ ÁÙʱ¹ÒÔØ
©Àmedia/ ¹ÒÔØýÌåÉ豸
©¦
©Àroot/ rootÓû§µÄ$HOMEĿ¼
©Àhome/
©¦ ©Àuser/ ÆÕͨÓû§µÄ$HOMEĿ¼
©¦ ©¸.../
©¦
©Àbin/ ϵͳ³ÌÐò
©Àsbin/ ¹ÜÀíԱϵͳ³ÌÐò
©Àlib/ ϵͳ³ÌÐò¿âÎļþ
©Àetc/ ϵͳ³ÌÐòºÍ´ó²¿·ÖÓ¦ÓóÌÐòµÄÈ«¾ÖÅäÖÃÎļþ
©¦ ©Àinit.d/ SystemV·ç¸ñµÄÆô¶¯½Å±¾
©¦ ©ÀrcX.d/ Æô¶¯½Å±¾µÄÁ´½Ó£¬¶¨ÒåÔËÐ춱ð
©¦ ©Ànetwork/ ÍøÂçÅäÖÃÎļþ
©¦ ©ÀX11/ ͼÐνçÃæÅäÖÃÎļþ
©¦
©Àusr/
©¦ ©Àbin/ Ó¦ÓóÌÐò
©¦ ©Àsbin/ ¹ÜÀíÔ±Ó¦ÓóÌÐò
©¦ ©Àlib/&nb
Ïà¹ØÎĵµ£º
Ç°ÑÔ£º
µ±ÎÒÃÇʹÓÃǶÈëʽlinux ½øÐпª·¢Ê±£¬kernel ÅÜÆðÀ´Ö®ºó£¬ÎÒÃÇÏ£ÍûÄÜͨ¹ý´®¿Ú£¨±ê×¼ÊäÈë¡¢Êä³ö£©£¬ÔÚÓ¦ÓóÌÐòÕýÔÚÔËÐеĹý³ÌÖУ¬½øÐÐһЩµ÷ÊÔ¹¤×÷£¬ÀýÈ磬¶ÔCPUһЩ¼Ä´æ½øÐе÷Õû£¬ÒÔ¹Û²âµ÷ÕûÒÔºóµÄ½á¹û£¬²¢ÇÒ£¬µ±ÎÒÃÇÎÞ·¨°ÑÎÒÃǵÄÓ¦ÓóÌÐò·ÅÔÚºǫ́ÔËÐУ¬ÄÇôÎÒÃǾÍÐèÒªÊ ......
linuxÏÂfile descriptoerÏÞÖÆ
ĬÈÏ·ÖÀà 2009-11-21 14:47 ÔĶÁ0 ÆÀÂÛ0
×ֺţº ´ó´ó ÖÐÖРСС
Tuning file descriptor limits on Linux
Linux limits the number of file descriptors that any one process may open; the default limits are 1024 p ......
LINUX³£ÓÃÃüÁ»ù´¡£©
1. man ¶ÔÄãÊìϤ»ò²»ÊìϤµÄÃüÁîÌṩ°ïÖú½âÊÍ
eg:man ls ¾Í¿ÉÒԲ鿴lsÏà¹ØµÄÓ÷¨
×¢£º°´q¼ü»òÕßctrl+cÍ˳ö£¬ÔÚlinuxÏ¿ÉÒÔʹÓÃctrl+cÖÕÖ¹µ±Ç°³ÌÐòÔËÐС£
2. ls ²é¿´Ä¿Â¼»òÕßÎļþµÄÊô*£¬ÁоٳöÈÎһĿ¼ÏÂÃæµÄÎļþ
eg: ls /usr/man
ls -l
a.d±íʾĿ¼(directory)£¬Èç¹ûÊÇÒ»¸ö"-"±íʾÊÇÎļþ ......
LinuxÌṩ×î³£ÓõÄÍøÂçͨÐÅÓ¦ÓóÌÐò¿ª·¢½Ó¿Ú--BerkerleyÌ×½Ó×Ö(Socket)£®Ëü¼ÈÊÊÓÃÓÚͬһÖ÷»úÉϽø³Ì¼äͨÐÅ(IPC)£¬ÓÖÊÊÓÃÓÚ²»Í¬Ö÷»úÉϵĽø³Ì¼äͨÐÅ¡£Ì×½Ó×ÖµÄÉèÖÃͨ¹ýsocketµ÷ÓÃÍê³É£º
int socket(int family,int type,int protocol);
ÆäÖÐfamilyָͨÐÅÓò»òÐÒé×壬Linuxϵͳ֧³ÖµÄÍøÂçÐÒé×åÓÐPF_UNIX£¬PF_IPX£¬PF_P ......