[ovs-dev] 答复: 答复: [PATCH v7] Use TPACKET_V3 to accelerate veth for userspace datapath
Yi Yang (杨燚)-云服务集团
yangyi01 at inspur.com
Fri Mar 20 01:24:42 UTC 2020
William, this is just a simple experiment, I'm still trying other ideas to get higher performance improvement, final patch is for Linux kernel net tree, not for ovs.
发件人: William Tu [mailto:u9012063 at gmail.com]
发送时间: 2020年3月19日 22:53
收件人: Yi Yang (杨燚)-云服务集团 <yangyi01 at inspur.com>
抄送: i.maximets at ovn.org; yang_y_yi at 163.com; ovs-dev at openvswitch.org
主题: Re: [ovs-dev] 答复: [PATCH v7] Use TPACKET_V3 to accelerate veth for userspace datapath
On Wed, Mar 18, 2020 at 8:12 PM Yi Yang (杨燚)-云服务集团 <yangyi01 at inspur.com> wrote:
> Hi, folks
> As I said, TPACKET_V3 does have kernel implementation issue, I tried to fix it in Linux kernel 5.5.9, here is my test data with tpacket_v3 and tso enabled. On my low end server, my goal is to reach 16Gbps at least, I still have another idea to improve it.
Can you share your kernel fix?
Or have you sent patch somewhere?
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