linux 命令搜集-2

修改linux引导：

#sbin/grub 

grub> find /grub/stage1 

find /grub/stage1

(hd0,0)

如果你没找到试试 find /boot/grub/stage1 find stage1 

将CentOS的grub安装到MBR

grub> root (hd0,0)

grub> setup (hd0)

grub> reboot

修改　vi /boot/grub/menu.lst中的 (hd1,0)为(hd0,0)

yum　判断提供商：

yum provides */lspci

安装无线网卡

vi ./os/linux/usb_main_dev.c

change the file by adding line: 'MODULE_LICENSE("GPL");' as in example below:

/* Following information will be show when you run 'modinfo' */
/* *** If you have a solution for the bug in current version of driver, please mail to me. */
/* Otherwise post to forum in ralinktech's web site(www.ralinktech.com) and let all users help you. *** */
MODULE_AUTHOR("Paul Lin <[email protected]>");
MODULE_DESCRIPTION("RT2870 Wireless Lan Linux Driver");
MODULE_LICENSE("GPL");
#ifdef CONFIG_STA_SUPPORT
#ifdef MODULE_VERSION

linux的mod

insmod

modprobe

lsmod

centos，tomcat乱码：

<Connector URIEncoding="UTF-8" port="8080" protocol="HTTP/1.1"

               connectionTimeout="20000"

               redirectPort="8443" />

<Connector URIEncoding="UTF-8" port="8009" protocol="AJP/1.3" redirectPort="8443" />

禁止Ping请求：

sysctl -w net.ipv4.icmp_echo_ignore_all=1

sysctl -p

开启Ping请求：

sysctl -w net.ipv4.icmp_echo_ignore_all=0

sysctl -p