新安装的rhel5.5无升级内核启动不了，详细看内容！

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!

无升级过内核，还有网上说的


I had this exact same problem and resolved it by changing the setting of

CONFIG_SYSFS_DEPRECATED_V2=Y
in the .config file. as mentioned in this question by godpapa.
是怎么进入修改的，我是用硬盘安装的。

进入收复模式，修改grub.conf修改把root=为df -h查找到的盘路径。启动还是不行。是什么问题。我的内存有4G。交换空间我只分了6G给他。是不是交换区的问题不够。听说要是内存的2倍。