[linux-lvm] finding the right size for rootvg

Heinz Mauelshagen Mauelshagen at redhat.com
Fri Feb 20 10:25:13 UTC 2004

On Fri, Feb 20, 2004 at 07:12:31AM -0800, cmc2slack-lvm at yahoo.com wrote:
> I'm re-installing slackware 9.1 on my linux box,
> trying to set up LVM and ReiserFs. I'm pretty new
> at this, learning as I go along.
> I originally installed to another partition, now
> I've creating a fresh partition and following the
> LVM how-to about how to set up a root volume group. 
> My questions are about partition and volume group size.
> The first time I created a partition and PV I made
> it 5GB and found that I had created the rootvg too
> small by default to allocate enough space. So reading the
> man pages I figured out that I need to specify a
> certain extent size when I create the rootvg in order
> to use the space properly. Right now the partition is
> a little over 4GB and the rootvg is 3.97GB with an
> extent size of 8MB. Is this small extent size a good
> idea or will it cause problems later?

It'll 'limit' you to a maximum LV size of 512GB if that is an issue in LVM1.
Once you migrate to LVM2 there's no such constraint any more.

> Thanks for any advice,
> _______________________________________________
> linux-lvm mailing list
> linux-lvm at redhat.com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/


Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***


Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
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Mauelshagen at RedHat.com                            +49 2626 141200
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