[PVE-User] Network performance problem with Windows 2012 guest

[Steffen Wagner]

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Hi Eneko,

did you install the latest virtio drivers on the Windows VM?
https://pve.proxmox.com/wiki/Windows_VirtIO_Drivers

Regards,
Steffen

Am 14.01.2015 um 12:26 schrieb Eneko Lacunza:
> Hi all,
>
> I have a windows 2012 guest running on PVE 3.3-5 (kernel
2.6.32-34-pve) . Network is on virtio and disk on RBD.
>
> I've noticed that its tap interface is reporting about 10Mbps on atop,
and >85% usage on the interface (I'm stunned about this)
>
> Hypervisor has 1Gbps interfaces, one for vm usage, one for proxmox
node network, two bonded for ceph network.
>
> I've seem very slow network on that VM. Is that normal? Maybe changing
to Intel e1000 could improve the situation?
>
> Thanks a lot
> Eneko
>


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