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Re: [Qemu-devel] using virtio-net multiqueues
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From: |
William Dauchy |
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Subject: |
Re: [Qemu-devel] using virtio-net multiqueues |
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Date: |
Wed, 13 Aug 2014 20:45:35 +0200 |
On Wed, Aug 13, 2014 at 8:03 PM, William Dauchy <address@hidden> wrote:
> Using qemu2.1 I'm starting a vm with this network interface:
>
> [netdev "vifA.0"]
> type = "tap"
> vhost = "on"
> ifname = "vifA.0"
> downscript = "no"
> script = "no"
> queues = "2"
>
> [device "vifA.0"]
> driver = "virtio-net-pci"
> netdev = "vifA.0"
> mac = "00:16:3e:1a:4e:11"
> mq = "on"
> vectors = "5"
>
> during qemu startup I see several queues in
> /sys/devices/virtual/net/vifA.0/queues and it quickly disappears; at
> the end I see only one rx and one tx.
> Am I wrong on something? What can I do to help debug this situation?
my host is a linux3.14.X and the guest VM is running a linux3.12.X
--
William