[CentOS-virt] How do I reduce a disk size of a particular VM?

Mon Sep 20 07:24:50 UTC 2010
Poh Yong Hwang <yongsan at gmail.com>

Hi,

I am trying to boot that particular VM which I want to resize using gparted
ISO. May I know how can I boot a VM using a ISO file?

Thanks!

YongSan

> >
> > On Fri, Aug 27, 2010 at 5:30 PM, Victor Padro <vpadro at gmail.com> wrote:
> >>
> >> On Fri, Aug 27, 2010 at 4:10 AM, Poh Yong Hwang <yongsan at gmail.com>
> wrote:
> >> > Hi,
> >> > But I would like the diskspace to be release to the hardware node so
> >> > that i
> >> > can create another VM as my hardware node is running out of diskspace.
> I
> >> > presume that using Gpart only reduce the diskspace on the VM but it
> will
> >> > not
> >> > be release to the hardware node?
> >> > Thanks!
> >> > YongSan
> >> >
> >> > On Fri, Aug 27, 2010 at 4:58 PM, Victor Padro <vpadro at gmail.com>
> wrote:
> >> >>
> >> >> On Fri, Aug 27, 2010 at 3:51 AM, Poh Yong Hwang <yongsan at gmail.com>
> >> >> wrote:
> >> >> > Hi,
> >> >> > As per subject, is there a way to reduce diskspace for a VM. I have
> a
> >> >> > VM
> >> >> > with 200GB but would like to reduce the diskspace to 100GB.
> >> >> > Please advise.
> >> >> > Thanks!
> >> >> > Yongsan
> >> >> > _______________________________________________
> >> >> > CentOS-virt mailing list
> >> >> > CentOS-virt at centos.org
> >> >> > http://lists.centos.org/mailman/listinfo/centos-virt
> >> >> >
> >> >> >
> >> >>
> >> >> Perhaps shriking the partition using gparted inside the VM?
> >> >>
> >> >> Otherwise I can't figure out how to shrink a raw, qcow file under KVM
> >> >> for example...
> >> >>
> >> >>
> >> >> --
> >> >> Linux User #452368
> >> >> http://twitter.com/vpadro
> >> >>
> >> >> "Everything that irritates us about others can lead us to an
> >> >> understanding of ourselves"
> >> >> _______________________________________________
> >> >> CentOS-virt mailing list
> >> >> CentOS-virt at centos.org
> >> >> http://lists.centos.org/mailman/listinfo/centos-virt
> >> >
> >> >
> >> > _______________________________________________
> >> > CentOS-virt mailing list
> >> > CentOS-virt at centos.org
> >> > http://lists.centos.org/mailman/listinfo/centos-virt
> >> >
> >> >
> >>
> >> What are you using to virtualize those VMs?
> >>
> >> --
> >> Linux User #452368
> >> http://twitter.com/vpadro
> >>
> >> "Everything that irritates us about others can lead us to an
> >> understanding of ourselves"
> >> _______________________________________________
> >> CentOS-virt mailing list
> >> CentOS-virt at centos.org
> >> http://lists.centos.org/mailman/listinfo/centos-virt
> >
> >
> > _______________________________________________
> > CentOS-virt mailing list
> > CentOS-virt at centos.org
> > http://lists.centos.org/mailman/listinfo/centos-virt
> >
> >
>
> I can only think of creating a smaller qcow file, clonning using dd
> the contents of the oversized qcow/raw HD to that newly qcow
> file...although is not the best solution.
>
> Maybe someone else could bring a better solution because there's no
> much info on KVM just a little under Xen... :(
>
>
>
> --
> Linux User #452368
> http://twitter.com/vpadro
>
> "Everything that irritates us about others can lead us to an
> understanding of ourselves"
> _______________________________________________
> CentOS-virt mailing list
> CentOS-virt at centos.org
> http://lists.centos.org/mailman/listinfo/centos-virt
>
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