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ÎÒ°ÑÕâ¸ö¹ý³Ì×ö³ÉÁËshell½Å±¾(ÎļþÃûΪmkroot) £¬ºÜ·½±ã£¡
#! /bin/sh
    echo "creatint rootfs dir......"
    mkdir rootfs
    cd rootfs
    echo "making dir : bin dev etc lib proc sbin sys usr"
    mkdir bin dev etc lib proc sbin sys usr #±Ø±¸µÄ8¸öĿ¼
    mkdir usr/bin usr/lib usr/sbin lib/modules
# Don't use mknod ,unless you run this Script as root !
# mknod -m 600 dev/console c 5 1
# mknod -m 666 dev/null c 1 3
 
    echo "making dir : mnt tmp var"
    mkdir mnt tmp var
    chmod 1777 tmp
    mkdir mnt/etc mnt/jffs2 mnt/yaffs mnt/data mnt/temp
    mkdir var/lib var/lock var/log var/run var/tmp 
    chmod 1777 var/tmp
 
    echo "making dir : home root boot"
    mkdir home root boot
    echo "done"
 
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[tekkamanninja@Tekkaman-Ninja nfs]$ ./mkroot
creatint rootfs dir......
making dir : bin dev etc lib proc sbin sys usr
making dir : mnt tmp var
making dir : home root boot
done
[tekkamanninja@Tekkaman-Ninja nfs]$ cd rootfs/dev/
[tekkamanninja@Tekkaman-Ninja dev]$ su
¿ÚÁ
[root@Tekkaman-Ninja dev]# mknod -m 600 console c 5 1;mknod -m 666 null c 1 3;exit
exit
[tekkamanninja@Tekkaman-Ninja dev]$
£¨2£©ÅäÖᢱàÒëºÍ°²×°Busybox-1.9.1-----ÎÒûÓñ¾ÎÄÕµÄbusyboxÅäÖ㬲μûͬÎļþ¼ÐϵÄÎĵµ£¬ÎÒµÄÊǾ²Ì¬µÄ£¬Èç¹ûÒÔºóÒª¸Ä³É¶¯Ì¬µÄ£¬¿É²Î¼û±¾ÎÄÕÂ
[tekkamanninja@Tekkaman-Ninja source]$ tar -xjvf busybox-1.9.1.tar.bz2
ÐÞ¸ÄMakefileÎļþ£º
[tekkamanninja@Tekkaman-Ninja busybox-1.9.1]$ pwd
/home/tekkamanninja/working/source/busybox-1.9.1
[tekkamanninja@Tekkaman-Ninja bu


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±¾ÆªÎÄÕÂÖ¼ÔÚ½éÉÜÈçºÎ¿ªÊ¼ÔÚlinuxÏÂÃæ½øÐÐCÓïÑÔ³ÌÐòÉè¼Æ£¬ÒÔ¼°ÈçºÎʹÓóÌÐòÉè¼Æ¼°µ÷ÊÔ¹¤¾ß½øÐбàдC³ÌÐò¡£Ñ§»áʹÓÃgcc¼°gdbµÈ¹¤¾ß½øÐÐlinuxϵÄc±àдºÍµ÷ÊÔ¡£
ÔÚ¿ªÊ¼Ö®Ç°£¬Ê×ÏÈҪ˵Ã÷µÄÊÇ£¬linux¿ª·¢³ÌÐò×îÖ÷ÒªµÄ±à¼­Æ÷ÊÇvi/vim±à¼­Æ÷£¬µ±È»»¹ÓÐemacs,gedit£¬Ö»ÊÇvi/vimµÄÓû§ÊµÔÚÊÇѹµ¹ÐԵĶàÊ ......

[ת]°²×°linuxºóµÄÄں˵÷ÓÅ

kernel.shmall = 268435456
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_keepalive_time = 1200
net.ipv4.ip_local_port_range = 1024 65000
net.ipv4.tcp_max_tw_buckets = 5000
net.ipv4.tcp_max_tw_buckets = 5000
net.ip ......

LinuxÏÂÍê³ÉµÄÒ»¸ö×÷Òµ³ÌÐò

Îĵµ´´½¨ÈÕÆÚ£º2010-02-19
£ÛÎļþ1: test06-08.c£Ý
    01    // P174: 2.±à³ÌÌâ (8)°ÑÓÐÐòµÄÁ½¸öÊý×éaºÍbºÏ²¢£¬ÒªÇóºÏ²¢ºóµÄÊý×éÒÀÈ»ÓÐÐò
    02   
    03    // The beginning of C program: test06-08.c.
 &nbs ......

linux time synchronization (linux ʱ¼äͬ²½ÉèÖÃ)

1.check ntp is installed or not
[root@myvm1 server-tar]# whereis npt
npt:
#:(..not install
2.get ntp from official website(http://psp2.ntp.org/bin/view/Main/SoftwareDownloads) and install.
[root@myvm1 server-tar]# wget http://archive.ntp.org/ntp4/ntp-4.2/ntp-4.2.6.tar.gz
[root@myvm1 server-tar ......
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