1)格式化U盘,然后制定分区的文件系统可选
使用a,指定分区为启动分区
1 ext3文件系统格式
生成extlinux.cfg配置文件
2 win95 FAT32文件格式
生成syslinux.cfg配置文件
开始将光盘内容写入USB中:
/dev/sdb1是刚才的分区
# livecd-iso-to-disk CentOS-5.4-x86_64-LiveCD.iso /dev/sdb1 --reset-mbr
【注意:请使用reset-mbr重新将mbr启动引导代码写入mbr,否则系统可能无法启动】
Verifying p_w_picpath...
/tmp/CentOS-5.4-x86_64-LiveCD.iso: ad63c0a54086eb35e892d6e1292085e3
Fragment sums: 9e363badf4e9359c76ce8e324bdbd82847bed2dcc8e7e22ecbb2ddda2621
Fragment count: 20
Percent complete: 100.0% Fragment[20/20] -> OK
100.0
The supported flag value is 0
The media check is complete, the result is: PASS.
It is OK to install from this media.
Already set up as live p_w_picpath. Deleting old in fifteen seconds...
Copying live p_w_picpath to USB stick
Updating boot config file
Installing boot loader
USB stick set up as live p_w_picpath!
问题1:如果没有格式化文件系统,出现如下的错误:
It is OK to use this media.
mount: /dev/sdd1: can't read superblock
Cleaning up to exit...
umount: /media/usbdev.AkFUXh: not mounted