[linux-lvm] Red Hat upgrade over existing LVM

Dirk Heinrichs heinrichs at qis-systemhaus.de
Mon Apr 8 02:07:01 UTC 2002

On Sat, 6 Apr 2002, Nick Urbanik wrote:

> Dear team,
> We have a number of servers with /usr and /var on LVM.  The difficulty
> arises when upgrading from one version of Red Hat to another; the
> installation disks do not recognise the logical volumes.
> Do any of you have any reasonable approach to solving this?  Do I need
> to create a new network installation boot disk with a small kernel with
> support for LVM and scripts to turn on LVM groups?
Why do all people think they need to reboot the maschine to upgrade
software? This is not NT :-)

Switch to runlevel 1 (may be optional), mount the CD and use rpm -F (or


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