Re: [gentoo-user] Gentoo from ext3 to ext4

[Saphirus Sage <saphirus497@gmail.com>]

On Jan 30, 2009, at 1:23 PM, reQuiem23 <niklas.baumstark@gmail.com>  
wrote:

>
>
>
> Albert Hopkins-4 wrote:
>>
>> On Fri, 2009-01-30 at 08:48 -0800, reQuiem23 wrote:
>>> Hi all,
>>>
>>> i just had the idea to make a new ext4 partition (via mkfs.ext4)  
>>> and copy
>>> (cp) my whole root-dir into that new partition, change the /etc/ 
>>> fstab,
>>> add
>>> an entry to the grub.conf and booting into that new partition. My / 
>>> boot
>>> is
>>> on a separate ext3 partition, so this is not a problem. The kernel  
>>> i use
>>> is
>>> gentoo-sources 2.6.28-r1 with ext4-support enabled. However, when  
>>> i want
>>> to
>>> boot into my new system, the system starts, even the uvesafb  
>>> starts, but
>>> than the booting process stops with a message like "tty starting"  
>>> and the
>>> system reboots.
>>>
>>> I removed all the files in /proc /dev and /sys, so probably this  
>>> could be
>>> the cause of the problem.
>>
>> Yeah, you probably shouldn't have done that.  There are 'skeleton'
>> copies of /dev/ files in your root partition before udev kicks in and
>> those files are needed by the boot process (e.g. /dev/console).
>>
>> What I recommend doing is:
>>      * boot into a livecd/usbstick
>>      * mount your root partition (ro) somewhere (e.g. /tmp/root
>>      * mount your empty destination partition somewhere
>>        (e.g. /tmp/newroot)
>>      * copy the files over to the new ext4 partition in whatever  
>> manner
>>      * reconfigure new fstab, grub.conf, etc and reboot.
>>
>> For livecd/usb I always use RipLinux.  The latest version supports  
>> ext4
>> and has both 32- and 64-bit kernels.
>>
>>
>>
>>
>
> I did it exactly the way you recommended, but i still get an error,  
> even
> though it's another one than before:
>
> Kernel: Unable to open an initial console.
> Kernel panic - not syncing: No init found.  Try passing init= option  
> to
> kernel.
>
> An idea?
> -- 
> View this message in context: http://www.nabble.com/Gentoo-from-ext3-to-ext4-tp21750949p21752851.html
> Sent from the gentoo-user mailing list archive at Nabble.com.
>
>
I had a similar problem with my initial LiveCD install. Do you just  
boot directly from the gzipped kernel image or use initramfs?