Hi Darren, Is it possible to change the Storage Allocation policy by cloud-init ?? as i want to deploy every VM with thin provisioning...i think the default method for the Template Provisioning is clone... Thanks, Punit
On Wed, Aug 27, 2014 at 10:20 AM, Darren Hart <darren.h...@otago.ac.nz> wrote: > So you essentially want to just deploy a new VM based on a template with > a thin provisioned disk ? > > When you create your VM based on the template check in advanced options > – Resource allocation and see if the option there for template provisioning > is set to clone or to thin provision. Clone in your case I believe would > create a 40GB image file based on the template whereas thin provision will > create you a thin provisioned disk just using the same actual data amount > as the thin provisioned template. I’m pretty sure you can only do this if > your template disk is thin (not preallocated) provisioned. > > > > Darren Hart | IT Manager | Department of Biochemistry | University of > Otago > > *T* - +6434794965 | *M* - +6421991638 > > From: Punit Dambiwal <hypu...@gmail.com> > Date: Wednesday, 27 August 2014 1:18 pm > To: Michal Skrivanek <michal.skriva...@redhat.com> > Cc: "aha...@redhat.com" <aha...@redhat.com>, "users@ovirt.org" < > users@ovirt.org> > Subject: Re: [ovirt-users] VM Deployment By Template > > Hi Michal, > > I want to deploy the VM with the template but the problem is in ovirt > when you deploy the VM by template it copy the whole image(even thin or > thick disk)...like if i have 40GB virtual size (actual size 1GB) disk....it > will copy the whole 40GB to provision the virtual machine....so if i want > to deploy 10 VM simultaneous then it will copy 4TB data and take long time > to provision.... > > I want the way i can make the template with small size....and once i > choose to create the virtual machine with 40GB...the VM deploy with the > small template on the 40GB disk... is it possible with ovirt.. ?? > > Thanks, > Punit > > > On Tue, Aug 26, 2014 at 9:01 PM, Michal Skrivanek < > michal.skriva...@redhat.com> wrote: > >> >> On Aug 26, 2014, at 12:01 , Punit Dambiwal <hypu...@gmail.com> wrote: >> >> > Hi Michal, >> > >> > 2. I find disk size can not modify at the time of VM provisioning,is >> there any way to modify the VM disk size ?? >> > >> > well, not really, AFAIK. >> > create another disk, move your data, remove the original Or create a >> bigger thin provisioned disk at the beginning... >> > >> > I didn't understand the mean...i can create the another disk...it's >> ok...but how to move the data from the existing disk to new disk at the >> time of the VM deployment... ?? is there any way to move the data.. ?? >> Hi, >> >> You would have to do that inside the guest…the same way as you would do >> it on real hardware…mount both disks, move the relevant data >> not trivial and not automated >> >> > >> > Another question is there any way to mount the img like i will create >> the VM with blank template with my preferred disk size and leter on install >> the OS through any OS template ??? i know i can install the OS through >> CD-ISO but i don't want the manual installation… >> >> so you want to have a preinstalled OS…so how did you want to use it? >> I probably don't understand what are you trying to achieve. >> Anything else than having a Template with OS and you deploy VMs from >> that….you need to change disk sizes for each such VM? Could it be done by >> adding an additional disk? >> >> Thanks, >> michal >> >> > >> > Thanks, >> > Punit >> > >> > >> > On Tue, Aug 26, 2014 at 5:51 PM, Michal Skrivanek < >> michal.skriva...@redhat.com> wrote: >> > >> > On Aug 26, 2014, at 05:26 , Punit Dambiwal <hypu...@gmail.com> wrote: >> > >> > > Hi All, >> > > >> > > I have some questions regarding the VM deployment through OS >> template... >> > > >> > > 1. I have imported centos template from openstack glance (the actual >> size of the template is 16GB but used is 1GB)...now my question is if i >> deploy the new VM with this template,the process will copy the whole 16GB >> or just 1 GB to create the new VM ?? >> > >> > if you deploy with thin provisioned disks it should be 1GB >> > >> > > >> > > 2. I find disk size can not modify at the time of VM provisioning,is >> there any way to modify the VM disk size ?? >> > >> > well, not really, AFAIK. >> > create another disk, move your data, remove the original. >> > Or create a bigger thin provisioned disk at the beginning >> > >> > > >> > > Thanks, >> > > Punit >> > > >> > > >> > > On Mon, Aug 25, 2014 at 5:42 PM, Punit Dambiwal <hypu...@gmail.com> >> wrote: >> > > Hi All, >> > > >> > > I have some questions regarding the VM deployment through OS >> template... >> > > >> > > 1. I have imported centos template from openstack glance (the actual >> size of the template is 16GB but used is 1GB)...now my question is if i >> deploy the new VM with this template,the process will copy the whole 16GB >> or just 1 GB to create the new VM ?? >> > > >> > > 2. I find disk size can not modify at the time of VM provisioning,is >> there any way to modify the VM disk size ?? >> > > >> > > Thanks, >> > > Punit >> > > >> > >> > >> >> >
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