netdev - Re: [RFC V3 PATCH 0/8] Packed ring for vhost

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Date:   Tue, 24 Apr 2018 09:04:01 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        "Michael S. Tsirkin" <mst@...hat.com>
Cc:     kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        tiwei.bie@...el.com, jfreimann@...hat.com, wexu@...hat.com
Subject: Re: [RFC V3 PATCH 0/8] Packed ring for vhost



On 2018年04月24日 04:11, Konrad Rzeszutek Wilk wrote:
> On Mon, Apr 23, 2018 at 10:59:43PM +0300, Michael S. Tsirkin wrote:
>> On Mon, Apr 23, 2018 at 03:31:20PM -0400, Konrad Rzeszutek Wilk wrote:
>>> On Mon, Apr 23, 2018 at 01:34:52PM +0800, Jason Wang wrote:
>>>> Hi all:
>>>>
>>>> This RFC implement packed ring layout. The code were tested with
>>>> Tiwei's RFC V2 a thttps://lkml.org/lkml/2018/4/1/48. Some fixups and
>>>> tweaks were needed on top of Tiwei's code to make it run. TCP stream
>>>> and pktgen does not show obvious difference compared with split ring.
>>> I have to ask then - what is the benefit of this?
>> You can use this with dpdk within guest.
>> The DPDK version did see a performance improvement so hopefully with
> Is there a link to this performance improvement document?
>

You probably want to this:

https://www.mail-archive.com/dev@dpdk.org/msg97735.html

Thanks