ÓÃÈí¼þlm_sensors¼à²âLinuxϵͳºÍCPUζÈ
ÔÚLinuxÏÂÓиö½Ðlm_sensorsµÄÈí¼þ¿ÉÒÔ°ïÖúÎÒÃÇÀ´¼à¿ØÖ÷°å£¬CPUµÄ¹¤×÷µçѹ£¬·çÉÈתËÙ¡¢Î¶ȵÈÊý¾Ý¡£ÕâЩÊý¾ÝÎÒÃÇͨ³£ÔÚÖ÷°åµÄ
BIOSÒ²¿ÉÒÔ¿´µ½¡£µ±ÎÒÃÇ¿ÉÒÔÔÚ»úÆ÷ÔËÐеÄʱºòͨ¹ýlm_sensorsËæÊ±À´¼à²â×ÅCPUµÄζȱ仯£¬¿ÉÒÔÔ¤·ÀºÇ±£»¤ÒòΪCPU¹ýÈȶø»áÉÕµô¡£
1. °²×°lm_sensors
ÏÖÔÚ»ù±¾ÉÏÿ¸öLinux¶¼ÒѾÓÐlm_sensors°üÁË£¬ÎÒÃÇÖ÷Òª°²×°Á˾ͿÉÒÔÁË¡£»òÕßÎÒÃÇÒ²¿ÉÒÔͨ¹ýÔ´ÎļþÀ´×Ô¼º±àÒë¡£
1£©ÔÚFC£¬RH£¬ CENTOSÏ£¬ÓÃrpm£º
[root@securitycn ~]# rpm -ivh lm_sensors-2.10.0-3.1.i386.rpm
3£©±àÒëÔ´Îļþ°²×°
ÎÒÃÇ¿ÉÒÔͨ¹ý£ºÕâÀïÏÂÔØ
Ô´Îļþ
ÕâÀïÎÒÃÇҪעÒâµÄÎÊÌâÊÇÒªÏȰ²×°libsysfs¿â£¬ÊÇSysfsutils£¬Sysfsutils£develÈí¼þ
tar xzvf lm-sensors-xxx.tar.gz
make user
make user_install testing
ÏÂÃæÎÒÃǾÍÓÃһЩ¼òµ¥µÄÃüÁîÀ´ÀûÓÃlm_sensorsÀ´µÃµ½CPUµÄÊý¾Ý¡£ÎÒÃÇÒªÓÃrootµÄÉí·ÝÀ´£º
sensors-detect£¬È»ºóËü»á×Ô¶¯ËÑË÷Ö÷°åÉϵÄchipsetºÍÏàÓ¦µÄdriver£¬ÎÒÃÇÈ«²¿´ðYES¾Í¿ÉÒÔÁË
[root@securitycn ~]# sensors-detect
# sensors-detect revision 1.413 £¨2006/01/19 20£º28£º00£©
This program will help you determine which I2C/SMBus modules you need to
load to use lm_sensors most effectively. You need to have i2c and
lm_sensors installed before running this program.
Also£¬ you need to be `root'£¬ or at least have access to the /dev/i2c-*
files£¬ for most things.
If you have patched your kernel and have some drivers built in£¬ you can
safely answer NO if asked to load some modules. In this case£¬ things may
seem a bit confusing£¬ but they will still work.
It is generally safe and recommended to accept the default answers to all
questions£¬ unless you know what you're doing.
We can start with probing for £¨PCI£© I2C or SMBus adapters.
You do not need any special privileges for this.
Do you want to probe now£¿ £¨YES/no£©£º
È«²¿Ä¬ÈÏYES¼´¿É¡£
È»ºóÎÒÃÇÆô¶¯lm_sensors £º
/etc/init.d/lm_sensors start
Starting lm_sensors£º [ OK ]
ÎÒÃÇ¿ÉÒÔͨ¹ýlsmodÀ´È·¶¨ÎÒÃÇÐèÒªµÄdriverÒѾ¼ÓÔØÁËûÓÐ
lsmod | grep i2c
Ïà¹ØÎĵµ£º
1. ѧ»áд¼òµ¥µÄmakefile
2. ±àһЩӦÓÃ
³ÌÐò
£¬¿ÉÒÔÓÃmakefileÅÜÆðÀ´
3. ѧ»áдÇý¶¯
µÄmakefile
4. дһ¼òµ¥charÇý¶¯£¬makefile±àÒëͨ¹ý£¬¿ÉÒÔinsmod£¬ lsmod£¬ rmmod. ÔÚÇý¶¯µÄinitº¯ÊýÀï´òÓ¡hello world£¬insmodºóÓ¦¸ÃÄܹ»Í¨¹ýdmesg¿´µ½Êä³ö
¡£
5. дһÍêÕûÇý¶¯£¬ ¼ÓÉÏread£¬ write£¬ ioctl£¬ pollingµÈ¸ ......
¡¡¡¡
¡¡¡¡
¡¡¡¡±¾ÊéÈ«Ãæ½éÉÜÁËUbuntu LinuxµÄÏà¹ØÖªÊ¶£¬ÄÚÈÝÏêʵ£¬ÂÛÊöÇåÎú¡£Ö÷ÒªÄÚÈݰüÀ¨Ubuntu½éÉÜ¡¢Îļþϵͳ¹ÜÀí¡¢½ø³Ì¹ÜÀí¡¢Ñ¹ËõÓë²éѯϵͳ¡¢ShellÓ¦Óá¢TCP/IP»ù´¡¡¢ÍøÂç¹ÜÀí¡¢ÍøÂçÓ²ÅÌÒÔ¼°¼ÓÃܰ²È«Í¨ÐŵÈÄÚÈÝ¡£
¡¡¡¡±¾ÊéÊÇÒ»±¾ÀíÂÛÓëʵ¼ù²¢ÖصÄÊé¼®£¬¿É×÷ΪרҵÈËÔ±µÄ²Î¿¼Êé¼®£¬Ò²ÊʺÏÓÚ¶ÔUbuntu ......
ʹÓÃlinux¶¯Ì¬Á´½Ó¿â£º
ÔÚUnixÉÏ´æÔÚÁ½Öֿ⣺¶¯Ì¬¿â£¨.so£©ºÍ¾²Ì¬¿â£¨.a£©£¬²ÉÓö¯Ì¬¿â£¨¹²Ïí¶ÔÏ󣩼¼Êõ¿ÉÒÔ·½±ã³ÌÐò¼ä¹²Ïí£¬½ÚÊ¡³ÌÐòÕ¼Óпռ䣬Ôö¼Ó³ÌÐòµÄ¿ÉÀ©Õ¹ÐÔºÍÁé»îÐÔ¡£
²Ù×÷¶¯Ì¬¿âµÄº¯ÊýÔÚdlfcn.hÎļþÖж¨Ò壬ËùÒÔÒªÔÚʹÓö¯Ì¬¿âʱinclude <dlfcn.h>
&n ......
forkº¯Êýѧϰ£º
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
main ()
{
pid_t pid; pid=fork();
if (pid < 0)
printf("error in fork!");
else if (pid == 0)
printf("i ......
´ËƪÎÄÕÂ×¼±¸·Ö2¸ö²¿·ÖÀ´½²Êö£º
µÚÒ»²¿·ÖÖ÷ÒªÏêϸ½²ÊöÒ»ÏÂÔõô¹¹½¨Ò»¸öÍê³ÉµÄC++Ó¦ÓÃÀ©Õ¹Ä£¿é£»
µÚ¶þ²¿·ÖÖ÷Òª½²ÊöÔÚPHP¼°Zend¿ò¼ÜÏÂÔõôʹÓÃZend APIºÍC++ÓïÑÔÀ´ÊµÏÖ×Ô¼ºËùÒªµÄ¹¦ÄÜÒÔ¼°ÏîÄ¿µÄ¿ª·¢£»
´ËƪÎÄÕÂËùÔËÓõĻ·¾³ÔÚLinux
2.4.21-4.ELsmp(Red Ha ......