Re: Help With Installation to USB Stick

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Not a problem.  If I need to add USB functionality into the kernel - the next question is what are the steps involved to do this?  I was under the impression that running mkinitrd was all that needed to be done.  Of course, I did run it and still got the same errors. 
 
Mark 


---- Pierre Bourgin <pierre.bourgin@xxxxxxxxxxx> wrote: 
> Hello,
> 
> It sounds like you forgot to label your / partition (/dev/sda2) as "/".
> 
> As a workaround, interrupt the grub loader and edit the boot command line
> from
>    kernel /vmlinuz-2.6.9-42.EL ro root=LABEL=/ rhgb quiet
> to
>    kernel /vmlinuz-2.6.9-42.EL ro root=/dev/sda2 rhgb quiet
> 
> you should then be abble to boot the kernel and get a minimal shell, but 
> probably failed to mount "/" ie finish the boot process : /etc/fstab may 
> also mention "LABEL=/" instead of "/dev/sda2" for / FS.
> 
> To fix it, 2 solutions:
> 
> * once booted, (mount and) modify /boot/grub/grub.conf to modify the kernel 
> boot parameters as did to boot and also the /etc/fstab.
> 
> * or label your root partition as "/" to match the kernel options in grub.
> the command to do it is:
>    e2label /dev/sda2 "/"
> I'm not sure you can do it on your running system (ie /dev/sda2 mounted), 
> you should use a rescue system to do it.
> 
> Hope this help,
> 
> Pierre Bourgin
> 
> 
> Mark Rose a écrit :
> > Recently, I was able to create a workable Centos 4.4 "Live USB" on my 1G
> > Lexar Firefly pendrive using the steps in
> > http://linux.web.psi.ch/livecd/usbdisk.html. At the moment, it is doing its
> > job, so I probably won't focus too much more on it. One thing that is
> > annoying, although doesn't cause a problem is that on powerdown and reboot,
> > the cd rom drive ejects - of course, there is no CD in it!
> > 
> > My ultimate goal is to get a standard, updatable 4.4 install onto my 4G
> > Firefly, I am at a loss as to why I get the following errors:
> > 
> > ***************************************
> > 
> > Booting 'CentOS-4 i386 (2.6.9-42.EL)'
> > 
> > root (hd0,0)
> > Filesystem type is ext2fs, partition type 0x83
> > kernel /vmlinuz-2.6.9-42.EL ro root=LABEL=/ rhgb quiet
> > [Linux-bzImage, setup=0x1400, size=0x16dd65]
> > initrd /initrd-2.6.9-42.EL.img
> > [Linux-initrd @ 0x1fefe000, 0x612ef bytes]
> > 
> > Uncompressing Linux... Ok, booting the kernel.
> > Red Hat nash version 4.2.1.8 starting
> > mkrootdev: label / not found
> > mount: error 2 mounting ext3
> > mount: error 2 mounting none
> > switchroot: mount failed: 22
> > umount /initrd/dev failed: 2
> > Kernel panic - not syncing: Attempted to kill init!
> > 
> > ***************************************
> > 
> > This is what I did:
> > 
> > - installed CentOS 4.4 from CDs using "expert mode"
> > - grub bootloader
> > - /dev/sda1 mounted on /boot  100M
> > - /dev/sda2 mounted on /          3.9G
> > - no swap
> > - server install (w/gdm)
> > 
> > It was suggested that I may be having an issue with USB drivers not getting installed, so I ran mkinitrd including them.  I also uncompressed initrd.gz and tried to add them manually - I had no luck with either method.
> > 
> > Since I am by no means a Linux expert (my background is in data and voice networking), any and all suggestions and URLs will be appreciated!
> > 
> > Mark
> > 
> > _______________________________________________
> > CentOS mailing list
> > CentOS@xxxxxxxxxx
> > http://lists.centos.org/mailman/listinfo/centos
> > 
> 
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