Thanks, Mark, for your reply, very interesting and informative.

Werner

"Post, Mark K" wrote:
>
> Werner,
>
> Look in /usr/src/linux/Documentation/devices.txt.  '58 block' is "Reserved
> for logical volume manager."  You've basically run into a restriction
> imposed by silo, zilo, and zipl.  All the files that are used to define an
> "IPL set" (for lack of a better term) _must_ reside on the same physical
> volume that is going to be the IPL volume.  The way it checks for this is by
> comparing the major and minor device nodes for that volume against that of
> all the files used.  In your case, 58/0 does not match 94/0.  Bang, you're
> dead.
>
> You're going to need to create a non-LVM file system on the volume from
> which you wish to IPL.  Or, if you've got VM, you can IPL from the virtual
> reader, freeing you from any restrictions imposed by silo, zilo, and zipl.
>
> Mark Post
>
> -----Original Message-----
> From: Werner Kuehnel [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, November 26, 2002 3:28 AM
> To: [EMAIL PROTECTED]
> Subject: Re: SILO refuses to work
>
>
> Mark,
> > I think your guess is correct.  I'm curious as to why you want to make
> your
> > root file system an LVM volume, though.  Do you really think you'll need
> to
> > expand it that much, instead of just adding additional file systems on
> > various mount points?
> >
> to be honest, I just wanted to try out the LVM. And since our AIX guys has
> also
> a volume group for the root filesystem I thought that would be the normal
> way to
> define all available space in volume groups and logical volumes. I'm just
> starting with LINUX and try out things to get familiar with it.
> Can I have a mixture of non-LVM space and LVM-space? Is it not usual to have
> the
> root fs in an VG/LV?
>
> How can I find out what device 58/0 is (/boot/ipleckd.boot is not on device
> (94/0) but on (58/0)) ?
>
> > In any case, one way to test your assumption is to get rid of the
> > root-on-LVM setup and try it with just a "normal" ext2 file system on
> > /dev/dasda.  I strongly suspect that will work for you.
>
> VGROOT spans over 2 disks, but it includes several LVs:
> /dev/vgroot/lvroot   vgroot                          2048         1
> /dev/vgroot/lvusr    vgroot                          2048         1
> /dev/vgroot/lvvar    vgroot                           256         1
> /dev/vgroot/lvhome   vgroot                           128         1
>
> 1 disk has a capacity of approx. 2,5 GB, so anything (including /boot,
> excluding
> /usr, /var, /home) should be on the first disk, shouldn't it?
>
> --
>
> Werner Kuehnel
> IMD GmbH (Mannheimer Versicherung)
> Mannheim - Germany

--

Werner Kuehnel
IMD GmbH (Mannheimer Versicherung)
Mannheim - Germany

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