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To: Pavel Fedin <p.fedin@samsung.com>, 'Rich Lane' <rich.lane@bigswitch.com>
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From: "Tan, Jianfeng" <jianfeng.tan@intel.com>
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Date: Tue, 12 Jan 2016 16:51:01 +0800
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Cc: nakajima.yoshihiro@lab.ntt.co.jp, "'Michael S. Tsirkin'" <mst@redhat.com>,
 dev@dpdk.org, ann.zhuangyanying@huawei.com
Subject: Re: [dpdk-dev] [PATCH 0/4] virtio support for container
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Hi Fedin,

On 1/12/2016 4:39 PM, Pavel Fedin wrote:
>   Hello!
>
>> See my reply to "mem: add API to obstain memory-backed file info" for a workaround. With fixes for that and the TUNSETVNETHDRSZ issue I was able to
>> get traffic running over vhost-user.
>   With ovs or test apps? I still have problems with ovs after this. Packets go from host to container, but not back. Here is host-side log (i added also GPA display in order to debug the problem you pointed at):
> --- cut ---
> ...
> --- cut ---
>
>   Note that during multiqueue setup host state reverts back from "now ready for processing" to "not ready for processing". I guess this is the reason for the problem.

Your guess makes sense because current implementation does not support 
multi-queues.

 From you log, only 0 and 1 are "ready for processing"; others are "not 
ready for processing".

Thanks,
Jianfeng


> Kind regards,
> Pavel Fedin
> Expert Engineer
> Samsung Electronics Research center Russia
>
>