what is the meaning of LVM id in ks.cfg

[James Laska]

On Tue, 2009-05-12 at 14:44 -0700, Aldo Foot wrote:
> On Tue, May 12, 2009 at 11:58 AM, Jeremy Katz <katzj at redhat.com> wrote:
> > On Tuesday, May 12 2009, Aldo Foot said:
> >> Looking at this article:  http://kbase.redhat.com/faq/docs/DOC-5511
> >>
> >> What is the meaning or purpose of the "01" in the lines
> >>      part pv.01 --size=1 --grow
> >>      volgroup vg_root pv.01
> >> Is it an arbitrary number to give an id to the VG?
> >
> > Yes, it's purely an id for mapping the VG to a specific PV.  Which
> > becomes needed as you have multiple volume groups
> 
> Thanks for replying.
> 
> This small detail is not documented anywhere I look. There is no
> reference to it by the output of the LVM commands either. So, is this
> something used only during the time kickstart is running?
> 
> All LMV examples on kickstart that I've seen involved only one physical
> disk.
> Now, say that I have three HDDs and I have this in the ks.cfg:
>       part pv.11 - -size=100 - -ondisk=hda
>       part pv.12 - -size=200 - -ondisk=hdb
>       part pv.13 - -size=300 - -ondisk=hdc
> What would be the correct syntax to create the Volume Group?
> I'm thinking maybe
>       volgroup bigVG - -pesize=789 pv.1113
> with the "pv.1113" pointing to what's specified in the previous part commands
> showing the range 11 through 13. Is this accurate?

In the example you note, to create a volume group of the 3 partitions
you would do:

volgroup bigVG --pesize=789 pv.11 pv.12 pv.13

For additional information on the volgroup kickstart command, refer to
http://fedoraproject.org/wiki/Anaconda/Kickstart.

Thanks,
James


-- 
==========================================
 James Laska         -- jlaska at redhat.com
 Quality Engineering -- Red Hat, Inc.
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