Re: [Xen-users] Install and execute from CD of installation

[Bill Church <bill.church@xxxxxxxxx>]

Whoops, meant reply to all : 

> On Wed, 2005-12-21 at 11:52 +0100, Renà Pfeiffer wrote:
> > On Dec 20, 2005 at 1307 -0500, Bill Church appeared and said:
> > > [...]
> > > That's a tough one. I think your best bet may be to install on another
> > > machine, tar up the installation, then put it in Xen. Don't forget, of
> > > course, to copy over your DomU kernel modules. There are probably other
> > > issues you'll run into as well, 2.6 kernel will probably be too much for
> > > it, I've never installed a newer kernel on a distro that old. If I
> > > recall correctly that was Kernel 2.0? or did they have a 2.2 kernel for
> > > it?
> > 
> > RH 5.2 runs on kernel 2.0.x. I had two legacy servers running this
> > distro. You can run older distros with a newer kernel, if you are lucky
> > and you don't have any software that relies on older features (i.e. bugs
> > ;). I'd try to make a backup of the server with tar and copy it to your
> > Xen system. The DomU kernels don't need that much modules or features.
> > You can even build a monolithic kernel without modules since the Dom0 is
> > dealing with the drivers. This saves you from upgrading the mod-utils
> > package. 
> 
> Yep, this was my thinking however I always try to keep my DomUs as
> compatible to the distro as possible but obviously that's not always
> possible.
> 
> > > It's been a while since I was on 5.2 but I don't think they had any
> > > concept of LVM, ext3 so I don't think you would be successful in
> > > installing it on the Xen machine outside of Xen on a LVM LV or
> > > anything.
> > 
> > You can always run the DomU without ext3 or LVM if you use the partition
> > or file backend.
> 
> What I meant by that was, on your Xen host boot to the CD and install
> Red Hat 5.2 on another partition or LVM. This is how I would normally do
> it for a distro that I couldn't bootstrap with yum or rpm. Then boot
> back into Xen and run it as a DomU. Since most everyone here seems to
> run LVM that probably wouldn't work out so well. :) However, once it's
> installed in an LVM LV as like ext2 the DomU doesn't care because you're
> exporting that LV as /dev/hda? etc...
> 
> -Bill


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