Hi Bryan,

Yes, you need qemu-guest-agent to be installed. This operation creates a
volume snapshot for each volume that is attached to the VM while the
virtual machine is frozen.
Storage-based Instance Snapshots on KVM
<https://docs.cloudstack.apache.org/en/latest/adminguide/virtual_machines.html#storage-based-instance-snapshots-on-kvm>

Best regards,
Slavka

On Thu, Nov 16, 2023 at 7:47 AM Bryan Tiang <[email protected]>
wrote:

> Hey Swen,
>
> Thanks for this. But for this to work, we need to make sure each VM
> spinner up has the QEMU agent installed, right?
>
> Regards,
> Bryan
> On 10 Nov 2023 at 9:54 PM +0800, [email protected], wrote:
> > Hi Bryan,
> >
> > you can use KVM with linstor to do VM snapshots. You just need to enable
> kvm.snapshot.enabled and kvm.vmstoragesnapshot.enabled in global settings.
> No NFS storage needed at all.
> >
> > Regards,
> > Swen
> >
> > -----Ursprüngliche Nachricht-----
> > Von: Bryan Tiang <[email protected]>
> > Gesendet: Freitag, 10. November 2023 14:12
> > An: Vivek Kumar via users <[email protected]>
> > Betreff: Cloudstack Linstor cant do live vm snapshots?
> >
> > Hi Community,
> >
> > We are using Cloudstack with Linstor. We want to achieve live snapshots
> as this is an important feature for us (can’t live without it).
> >
> > But based on the Cloudstack documentation, KVM Supports VM Snapshots
> only when using NFS Shared Storage.
> >
> > Linstor does support NFS, but there are some limitations to it such as
> not being able to resize the NFS share file (need to create a new NFS and
> do manual migration).
> >
> > How are other users overcoming this issue with Cloudstack + Linstor? Our
> setup details below:
> >
> > Compute Hypervisor: Ubuntu 20/22 LTS KVM Primary Storage: Linstor Raw
> Block Storage
> >
> > Regards,
> > Bryan
> >
> >
>

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