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# uname -a # ²é¿´ÄÚºË/²Ù×÷ϵͳ/CPUÐÅÏ¢
# head -n 1 /etc/issue # ²é¿´²Ù×÷ϵͳ°æ±¾
# cat /proc/cpuinfo # ²é¿´CPUÐÅÏ¢
# hostname # ²é¿´¼ÆËã»úÃû
# lspci -tv # ÁгöËùÓÐPCIÉ豸
# lsusb -tv # ÁгöËùÓÐUSBÉ豸
# lsmod # Áгö¼ÓÔØµÄÄÚºËÄ£¿é
# env # ²é¿´»·¾³±äÁ¿
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# free -m # ²é¿´ÄÚ´æÊ¹ÓÃÁ¿ºÍ½»»»ÇøÊ¹ÓÃÁ¿
# df -h # ²é¿´¸÷·ÖÇøÊ¹ÓÃÇé¿ö
# du -sh # ²é¿´Ö¸¶¨Ä¿Â¼µÄ´óС
# grep MemTotal /proc/meminfo # ²é¿´ÄÚ´æ×ÜÁ¿
# grep MemFree /proc/meminfo # ²é¿´¿ÕÏÐÄÚ´æÁ¿
# uptime # ²é¿´ÏµÍ³ÔËÐÐʱ¼ä¡¢Óû§Êý¡¢¸ºÔØ
# cat /proc/loadavg # ²é¿´ÏµÍ³¸ºÔØ
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# mount | column -t # ²é¿´¹Ò½ÓµÄ·ÖÇø×´Ì¬
# fdisk -l # ²é¿´ËùÓзÖÇø
# swapon -s # ²é¿´ËùÓн»»»·ÖÇø
# hdparm -i /dev/hda # ²é¿´´ÅÅ̲ÎÊý(½öÊÊÓÃÓÚIDEÉ豸)
# dmesg | grep IDE # ²é¿´Æô¶¯Ê±IDEÉ豸¼ì²â×´¿ö
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# ifconfig # ²é¿´ËùÓÐÍøÂç½Ó¿ÚµÄÊôÐÔ
# iptables -L # ²é¿´·À»ðǽÉèÖÃ
# route -n # ²é¿´Â·Óɱí
# netstat -lntp # ²é¿´ËùÓмàÌý¶Ë¿Ú
# netstat -antp # ²é¿´ËùÓÐÒѾ­½¨Á¢µÄÁ¬½Ó
# netstat -s # ²é¿´ÍøÂçͳ¼ÆÐÅÏ¢
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# ps -ef # ²é¿´ËùÓнø³Ì
# top # ʵʱÏÔʾ½ø³Ì״̬
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# w # ²é¿´»î¶¯Óû§
# id # ²é¿´Ö¸¶¨Óû§ÐÅÏ¢
# last # ²é¿´Óû§µÇ¼ÈÕÖ¾
# cut -d: -f1 /etc/passwd # ²é¿´ÏµÍ³ËùÓÐÓû§
# cut -d: -f1 /etc/group # ²é¿´ÏµÍ³ËùÓÐ×é
# crontab -l # ²é¿´µ±Ç°Óû§µÄ¼Æ»®ÈÎÎñ
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# chkconfig --list # ÁгöËùÓÐϵͳ·þÎñ
# chkconfig --list | grep on # ÁгöËùÓÐÆô¶¯µÄϵͳ·þÎñ
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# rpm -qa # ²é¿´ËùÓа²×°µÄÈí¼þ°ü
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:::::::tar Óë crontab ½áºÏ¶¨Ê±±¸·Ý web Ŀ¼
Web ±¸·ÝûʲôºÃ°ì·¨£¬rsync ¸ãµÄÔκõÔκõ¾õµÃÒ²²»¿¿Æ×£¬»¹ÊÇѹËõÁËÒÔºó¶¨Ê±±¸·Ý°É¡£È»ºóÔÙ
Óà FTP ¶¨Ê±Íϵ½±¾µØÀ´¡£
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1¡¢×¼±¸½Å±¾ web_backup.sh
    #!/bin/bash
    DATE=`date "+%C%y%m%d%H%M%S"`
    tar -czvf /XXX/BBS_$DATE.tar.gz /XXX/bbs --exclude /XXX/cache
    tar -czvf /XXX/CENTER_$DATE.tar.gz /XXX/center --exclude /XXX/cache
    tar -czvf /XXX/SUN_$DATE.tar.gz /XXX/sun
ÔÚ DATE ÄÇÕÛÌÚÁ˺Ã


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 ¡¶Unix/LinuxϵÄCurses¿â¿ª·¢Ö¸ÄÏ¡·ÓÚ2003ÄêÓÉÇ廪³ö°æÉç³ö°æ£¬ºÏͬÔÚ2008Äê½áÊø¡£ÕâÊǹúÄÚΨһµÄÒ»±¾¹ØÓÚCurses¿â¿ª·¢Ö¸ÄϵÄͼÊé¡£±¾ÊéÎÞÒâÔٰ棬Òò´ËÌØÒ⹫¿ªÈ«ÊéÄÚÈÝ£¬ËùÓеÄÕ½ڻáÖ𽥷ųö¡£Ï£Íû¶Ô´ó¼ÒÓÐÓᣠ......

linuxÍøÂç±à³Ì

 ÍøÂç³ÌÐòºÍÆÕͨ³ÌÐò×î´óµÄÇø±ð¾ÍÊÇ,ÍøÂç³ÌÐòÊÇÓÉÁ½²¿·Ö×é³ÉµÄ--server/client.Ò»°ãÇé¿öÏÂ,ÊÇÏÈÔËÐÐserver¶ËÉϵijÌÐò,È»ºóµÈ´ýclient¶ËÉϵijÌÐòÔËÐв¢½¨Á¢Á¬½Ó,server¶ËÉϵijÌÐòÔÚÒ»¸ö¶Ë¿Ú¼àÌý,µÈ´ýclient¶Ë·¢À´µÄÇëÇó.
int socket(int domain,int type,int protocol)
domain:˵Ã÷ͨѶ³ÌÐòËùÔÚÖ÷»úËù²ÉÓõÄͨѶЭÒéÀ ......

Linux²Ù×÷ϵͳϵĶàÏ̱߳à³ÌÏêϸ½âÎö£¨4£©


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#include <pthread.h>
void pthread_cleanup_push(void (*rtn)(void *),void *arg);
    º¯ÊýrtnÊÇÇåÀíº¯Êý£¬argÊǵ÷ÓòÎÊý
void pthread_cleanup_pop(int execute);
 
 
    ÔÚÇ°Ãæ½²¹ýÏ̵߳ÄÖÕÖ¹·½Ê½£¬ÊÇÕý³£ÖÕÖ¹»¹ÊÇ·Ç ......

linux»ñÈ¡IPµØÖ·

 #include <sys/socket.h>
#include <sys/ioctl.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <net/if.h>
int sock_fd;
struct  my_addr;
struct ifreq ifr;
    unsigned char * addr;
#define ETH_INTERFACE_NAME    "e ......

Linux ϵÄÁ½¸ö½Å±¾

//videoserver
#!/bin/bash
#
# videoserver
#
# chkconfig: 3456 11 91
# description: videoserver
# Source function library.
. /etc/rc.d/init.d/functions
prog="videoserver"
start() {
# Start daemons.
echo -n $"Starting $prog: "
/video/videoserver/recordvideosvr /video/videoserver ......
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