Thanks for you reply .
So if I understand you correctly you want to reduce the space a thin
provision disk takes up on the NFS share because you deleted files within
the VM?
Yes
Is there any others way to reclaim disk space , coz i have bulks of vm
under thin provision manual process kind of impossible . As i know Vmware
have this kind of facility to reclaim from thin provision .
On Fri, Jun 5, 2015 at 11:48 AM, Alex McWhirter <alexmcwhirter(a)triadic.us>
wrote:
Sorry, I must have misunderstood.
So if I understand you correctly you want to reduce the space a thin
provision disk takes up on the NFS share because you deleted files within
the VM?
I'm pretty sure that thin provisioned disks can only grow. Once they have
been expanded there's no way to reclaim that space on the NFS share.
The only thing I think you can do is create a new thin provisioned disk
and copy the old data over at the file level, not the block level.
Afterwards you could delete the original disk.
Sent from my iPhone
On Jun 5, 2015, at 1:19 AM, smiling dream <smiling.dream(a)gmail.com> wrote:
I mean vm internal disk space .
All of VM under thin provision . If i delete files and free space from VM
still ovirt stroage showing vm disk space is used . How to reclaim disk
space from guest VM .
On Fri, Jun 5, 2015 at 11:14 AM, Alex McWhirter <alexmcwhirter(a)triadic.us>
wrote:
> From what I understand, ovirt simply reports the available storage that
> the NFS server says it is free. Ovirt itself doesn't control the storage.
>
> Under the storage tab click on the storage domain you're having issues
> with and check to see if the images themselves have been deleted or if they
> are still there. When you delete a virtual machine you have the option to
> delete the virtual image as well.
>
> If a virtual machine has more than one image then I'm not sure how this
> is handled as I've only used single images for virtual machines. Any
> additional storage I need I handle over NFS directly to the virtual machine.
>
> Perhaps ovirt doesn't automatically delete secondary images? Either way
> you should be able to delete them manually and reclaim space.
>
> Sent from my iPhone
>
> > On Jun 5, 2015, at 12:39 AM, smiling dream <smiling.dream(a)gmail.com>
> wrote:
> >
> > I have ovirt 3.5.1 installed with VDSM 4.16.14 EL6 node and NFS as
> storage . In my infrastructure i have multiple instance of centos / windows
> vm under ovirt and once guest vm disk space is used ovirt is not release
> guest vm disk space after delete .
> > Looking for help .
> >
> > Regards
> > Suvro
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