讨论双机热备(HA)

dxc1980

江湖救急 !!!!!!!!!!!!!!!!!!!!!!!!!!!!1

虚拟操作系统引导失败:

系统环境:   rhel5  2.6.18-8el5xen

虚拟操作系统镜像: centos.4-4.img

引导配置文件:

> kernel="/boot/vmlinuz-2.6.18-8.el5xen"
> ramdisk="/boot/initrd-2.6.18-8.el5xen.img"
> memory=128
> name="centos4-4"
> disk = [ 'file:/xen/centos.4-4.img,hdb1,w' ]
> root="/dev/hdb1 ro"
> vif = [ ' mac=aa:00:00:00:00:11 ' ]

启动虚拟操作系统
xm create -c /xen/centos4.cfg

....................................................
..................................................

Waiting for driver initialization.
> Creating root device.
> Mounting root filesystem.
> mount: could not find filesystem '/dev/root'
> Setting up other filesystems.
> Setting up new root fs
> setuproot: moving /dev failed: No such file or directory
> no fstab.sys, mounting internal defaults
> setuproot: error mounting /proc: No such file or directory
> setuproot: error mounting /sys: No such file or directory
> Switching to new root and running init.
> unmounting old /dev
> unmounting old /proc
> unmounting old /sys
> switchroot: mount failed: No such file or directory
> Kernel panic - not syncing: Attempted to kill init!

请大侠指教,多谢先!!!!