²é¿´window¡¢LinuxºÍAix»úCPUλÊýºÍ²Ù×÷ϵͳ°æ±¾
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Á˽âcpu¼Ü¹¹ http://blog.csdn.net/wyzxg/archive/2009/12/17/5027738.aspx
ǰÁ½Ìì¼òµ¥×ܽáÁËcpu¼Ü¹¹£¬½ñÌì×ܽáϲ鿴¸÷ÖÖosϵͳµÄλÊýºÍcpuÓ²¼þÖ§³ÖµÄλÊý£¬ÒòΪÕâЩÎÒÃÇÔÚÈÕ³£¹¤×÷ÖÐÒª¾³£Óõ½µÄ£¬×÷ΪÈÕ³£µÄÒ»¸ö±¸Íü¼£¬×ܽáÏ¿ÉÒÔ¼ÓÇ¿×Ô¼ºµÄ¼ÇÒ䣬Ҳ¿ÉÒÔÈÃ×Ô¼ºÔÚ×ÜÌåÉÏÓиöÈÏʶ£»Ã¿¼ä¸ôÒ»¶Îʱ¼ä¾Í×ܽáÏ£¬ÂýÂýÄã»á·¢ÏÖÓŵãÊÇ´ó´óµÎ°¡
1.²é¿´linuxµÄ²Ù×÷ϵͳºÍÓ²¼þcpuλÊý
linux ²Ù×÷ϵͳµÄλÊý²é¿´
getconf LONG_BIT Èç¹ûÊÇ32±íʾÊÇ32λ
eg:
[root@db ~]# getconf LONG_BIT
32
[root@db ~]# getconf WORD_BIT
32
»òÕßͨ¹ýcat /proc/cpuinfoÒ²¿ÉÒԲ鿴
ÔÙ»òÕß
[root@svr-db-test ~]# file /sbin/init
/sbin/init: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for GNU/Linux 2.6.9, dynamically linked (uses shared libs), for GNU/Linux 2.6.9, stripped
²é¿´cpuÓ²¼þ¼Ü¹¹
ÔÚLinuxÖÐʹÓÃÃüÁîarch¿ÉÒÔ³õ²½²é¿´³öµ±Ç°ÏµÍ³Ëùʶ±ð³öÀ´µÄ»úÆ÷CPUÀàÐÍ£¬
Èç"i386", "i486","i586", "alpha", "sparc", "arm", "m68k",
"mips", "ppc","ia64","x86_64"µÈ£»ia64ºÍx86_64¾Í˵Ã÷Õą̂»úÆ÷ÊÇ64λµÄ£»
eg:
[root@db ~]# arch
i686
»òÕß
[root@svr-db-test ~]# uname -m
x86_64
»òÕß
[root@svr-db-test ~]# echo $HOSTTYPE
x86_64
2. ²é¿´windowsµÄ²Ù×÷ϵͳºÍÓ²¼þcpuλÊý
Microsoft Windows XP [°æ±¾ 5.1.2600]
(C) °æÈ¨ËùÓÐ 1985-2001 Microsoft Corp.
C:\Documents and Settings\Administrator>systeminfo
Ö÷»úÃû: LUOBO-090566BDE
OS Ãû³Æ: Microsoft Windows XP Professional
OS °æ±¾: 5.1.2600 Service Pack 3 Build 2600
OS ÖÆÔìÉÌ: Microsoft Corporation
OS ÅäÖÃ: ¶ÀÁ¢¹¤×÷Õ¾
OS ¹¹¼þÀàÐÍ: Multiprocessor Free
×¢²áµÄËùÓÐÈË: ΢ÈíÓû§
×¢²áµÄ×éÖ¯: ΢ÈíÖйú
²úÆ· ID: &nb
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1.Ö±½Ó¿´¿´ÓÐûÓÐ/lib64ĿĿ¼µÄ·½·¨¡£64λµÄϵͳ»áÓÐ/lib64ºÍ/libÁ½¸öĿ¼£¬32λֻÓÐ/libÒ»¸ö¡£
2.getconf LONG_BIT
£¨32λµÄϵͳÖÐintÀàÐͺÍlongÀàÐÍÒ»°ã¶¼ÊÇ4×Ö½Ú£¬64λµÄϵͳÖÐintÀàÐÍ»¹ÊÇ4×ֽڵ쬵«ÊÇlongÒѱä³ÉÁË8×Ö½ÚinuxϵͳÖпÉÓÃ"getconf WORD_BIT"ºÍ"getconf LONG_BIT"»ñµÃwordºÍlongµÄλÊý¡£64λϵͳÖÐÓ¦¸ ......
1.Ê×ÏÈÒªÖªµÀʲôÊÇORACLEµÄ¿Í»§¶Ë£º
Oracle Instant client ÊÇoracleÌṩµÄ¼ò±ã¿Í»§¶Ë, Ö§³Ö¶àÖÖÆ½Ì¨. ¿É´ÓoracleÍøÕ¾ÏÂÔØ, ÏÂÔØµØÖ·Îª
http://www.oracle.com/technology/tech/oci/instantclient/index.html
ÕâʱÄã°´¸ölibaioµÄ¿â¾Í¿ÉÒÔÁË¡£
2. [root@localhost sdk]# ./occidml
./occidml: error while loading sh ......
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¡¢LinuxÀï²é¿´ËùÓÐÓû§
¡¡¡¡linuxÀï,²¢Ã»ÓÐÏñwindowsµÄnet user,net localgroupÕâЩ·½±ãµÄÃüÁîÀ´ÖÎÀíÓû§.
¡¡¡¡Xwindows½çÃæµÄ¾Í²»ËµÁË.
¡¡¡¡£¨1£©ÔÚÖÕ¶ËÀï.ÆäʵֻÐèÒª²é¿´ /etc/passwdÎļþ¾ÍÐÐÁË.
¡¡¡¡£¨2£©¿´µÚÈý¸ö²ÎÊý:500ÒÔÉϵÄ,¾ÍÊǺóÃæ½¨µÄÓû§ÁË.ÆäËüÔòΪϵͳµÄÓû§.
¡¡¡¡»òÕßÓÃcat /etc/passwd |cut -f 1 -d : ......
1. Makefile
ʹÓÃMakefileÀ´±àÒëÄ£¿é£¬²»ÄÜÖ±½ÓʹÓÃgcc¡£
ʵ¼ÊʹÓõÄÊǵ±Ç°»î¶¯ÄÚºËÄ£¿éµÄMakefileÀ´Íê³ÉÏà¹Ø¹¤×÷µÄ¡£
ifneq ($(KERNELRELEASE),)
obj-m := hello.o calculate.o
else
KDIR := /lib/modules/2.6.18-53.el5xen/build
all:
&nbs ......