[PVE-User] Hot resize of Windows virtio disks ?

Eneko Lacunza elacunza at binovo.es
Wed Jul 9 16:25:33 CEST 2014


Hi,

I just tested this on a test cluster, and got the same error. If the VM 
is stopped, it works OK. If <vmid>.conf has hotplug: 1 doesn't work either.
root at pmx1:/etc/pve/nodes/pmx2# pveversion -v
proxmox-ve-2.6.32: 3.2-129 (running kernel: 2.6.32-30-pve)
pve-manager: 3.2-4 (running version: 3.2-4/e24a91c1)
pve-kernel-2.6.32-30-pve: 2.6.32-130
pve-kernel-2.6.32-29-pve: 2.6.32-126
lvm2: 2.02.98-pve4
clvm: 2.02.98-pve4
corosync-pve: 1.4.5-1
openais-pve: 1.1.4-3
libqb0: 0.11.1-2
redhat-cluster-pve: 3.2.0-2
resource-agents-pve: 3.9.2-4
fence-agents-pve: 4.0.5-1
pve-cluster: 3.0-12
qemu-server: 3.1-16
pve-firmware: 1.1-3
libpve-common-perl: 3.0-18
libpve-access-control: 3.0-11
libpve-storage-perl: 3.0-19
pve-libspice-server1: 0.12.4-3
vncterm: 1.1-6
vzctl: 4.0-1pve5
vzprocps: 2.0.11-2
vzquota: 3.1-2
pve-qemu-kvm: 1.7-8
ksm-control-daemon: 1.1-1
glusterfs-client: 3.4.2-1



On 09/07/14 16:02, Gilou wrote:
> Hi,
>
> I'm new on the list, so if you think this shouldn't be posted here, 
> feel free to direct me elsewhere.
>
> I tried to resize a disk on Windows 2012/2008, and I got this error :
> you can't online resize a virtio windows bootdisk
>
> Why not ? It seems to be fully supported on 2008 & 2012, so I wonder 
> if I missed some incompatibility that would blow out at my face..
>
> Code is in API2/Qemu.pm:2643 (in 3.2-129)
>             die "you can't online resize a virtio windows bootdisk\n"
>                 if PVE::QemuServer::check_running($vmid) && 
> $conf->{bootdisk} eq $disk && $conf->{ostype} =~ m/^w/ && $disk =~ 
> m/^virtio/;
>
> I would say something like $conf->{ostype} =~ m/^w[^i]/ to only match 
> pre-2008 windows, that most likely won't like this kind of resizing 
> (Or let Proxmox believe it's Linux, but I guess that would have other 
> implications, maybe).
>
>
> Regards,
>
> Gilles
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>
>


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