Fedora diskless feature

[NICOLAS GOBET]

Sorry I'm trying to install red hat ws.
I thought that it looks similar.

Nicolas

----- Original Message -----
From: Paul Howarth <paul at city-fan.org>
Date: Friday, March 11, 2005 3:06 pm
Subject: Re: Fedora diskless feature

> NICOLAS GOBET wrote:
> > Hello,
> > 
> > I have 8 Dell PowerEdge 1850 to install. It's a good occasion to 
> try the
> > diskless feature of redhat.
> > I followed this documentation:
> > http://www.redhat.com/docs/manuals/enterprise/RHEL-3-
> Manual/sysadmin-guide/ch-diskless.html
> > But there is a problem:
> > when the pxe client boots, it makes a kernel panic, because of no 
> init> found.
> > The server is a Dell Poweredge with Red Hat ES 3 
> (192.168.0.20)(up to
> > date) and the nodes will have a RedHat WS 3 distribution.
> > 
> > The setup of the first node works great and I make an image using:
> > rsync -v -a -e ssh 192.168.0.198:/ /diskless/RHEL3-WS/root/
> > --exclude="/proc/*" --exclude="/sys/*"
> > 
> > Then I have made the nfs exports:
> > /diskless/RHEL3-WS/root/ *(ro,sync,no_root_squash)
> > /diskless/RHEL3-WS/snapshot/ *(rw,sync,no_root_squash)
> > 
> > I can acces these nfs shares with each computer on my lan.
> > The the dhcpd sends what's needed, exactly as described in the doc.
> > The PXE client boots, gets the pxelinux.0 (given by the setup of 
> Red Hat)
> > 
> > Then it looks in /tftpboot/pxelinux.cfg, trying to find a
> > file with its MAC Address and finally loads the client file
> > corresponding to it's ip:
> > #beginning
> > default rhel-3-ws
> > 
> > label rhel-3-ws
> >     kernel rhel-3-ws/vmlinuz
> >     append  initrd=rhel-3-ws/initrd.img root=/dev/ram0 
> init=disklessrc> NFSROOT=192.168.0.20:/diskless/RHEL3-WS 
> ramdisk_size=10000 ETHERNET=eth0
> > SNAPSHOT=192.168.0.220 NFSROOT=192.168.0.20:/diskless/RHEL3-WS
> > init=disklessrc root=/dev/ram0
> > #end
> > 
> > As written in this file, the client looks in ...../rhel-3-ws and it
> > loads the vmlinuz and the initrd.img generated by the Red hat tool.
> > 
> > This works correctly but right after the load of the nfs shares 
> appears> the kernel panic:
> > here are the interesting lines:
> > RAMDISK: Compressed image found at block 0
> > VFS: Mounted root (ext2 filesystem) readonly.
> > Freeing ununsed kernel memory: 224k freed
> > Kernel panic: No init found. Try passing init= option to kernel.
> > 
> > It sounds like the nfs share is mounted, but the kernel doesn't see
> > anything on the "partition".
> > I was able to mount the nfs share with the cd installation.
> > 
> > Has somebody an opinion about this? Where did I make mistakes?
> 
> Are you trying to install Fedora (as per the message subject), or 
> Red 
> Hat Enterprise 3 WS (as per all the pathnames quoted above)?
> 
> Paul.
> 
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