[linux-lvm] Resizing underlying LVM partition after cloning to bigger disk
Scott Arthur
scott at scottatron.com
Fri Mar 4 12:19:38 UTC 2011
I did consider that as an easier option.
Based on what is said here: http://tldp.org/HOWTO/LVM-HOWTO/multpartitions.html if I don't have striped logical volumes and there's only one physical drive, can I expect any performance issues?
On 4/03/2011, at 11:13 PM, Lyn Rees <Rees at cardiff.ac.uk> wrote:
> Why don't you just make a new partition and add it to the VG, then expand the LV. Isn't that the point of LVM?
> --------------------------------------------------
> Mr Lyn Rees
> Senior Engineer, UIG
> Information Services Computing Centre
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> Cardiff. CF10 3BB.
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>
>
> From: "Stuart D. Gathman" <stuart at bmsi.com>
> To: LVM general discussion and development <linux-lvm at redhat.com>
> Date: 03/03/2011 20:27
> Subject: Re: [linux-lvm] Resizing underlying LVM partition after cloning to bigger disk
> Sent by: linux-lvm-bounces at redhat.com
>
>
>
> On Thu, 3 Mar 2011, Scott Arthur wrote:
>
> > Partition Table: msdos
> >
> > Number Start End Size Type File system Flags
> > 1 32.3kB 296MB 296MB primary ext4 boot
> > 2 296MB 1000GB 1000GB extended
> > 5 296MB 1000GB 1000GB logical lvm
> >
> > I'm obviously wanting to expand the LVM partition to fill the remaining 1TB
> > of space.
> >
> > Am I able to simply use parted to resize the partition before doing a
> > pvresize etc?
> >
> > Or is it risky to resize the underlying LVM partition?
>
> You are getting to a size where msdos partition tables are risky.
> Don't they crap out at 2TB?
>
> --
> Stuart D. Gathman <stuart at bmsi.com>
> Business Management Systems Inc. Phone: 703 591-0911 Fax: 703 591-6154
> "Confutatis maledictis, flammis acribus addictis" - background song for
> a Microsoft sponsored "Where do you want to go from here?" commercial.
>
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