initrd

http://hi.baidu.com/liyangzhao/blog/item/24628f36a93851320b55a9f5.html


http://www.ibm.com/developerworks/cn/linux/l-initrd.html

Open

# mkdir temp ; cd temp


# cp /boot/initrd-2.6.14.2.img initrd-2.6.14.2.img.gz


# gunzip initrd-2.6.14.2.img.gz


# cpio -i --make-directories < initrd-2.6.14.2.img

Make

$ find ./ | cpio -H newc -o > /boot/new-initrd.cpio


1354 blocks


$ cd /boot


$ gzip new-initrd.cpio


$ mv new-initrd.cpio.gz new-initrd.img