From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Jiayu Hu <jiayu.hu@intel.com>, <dev@dpdk.org>,
<maxime.coquelin@redhat.com>
Cc: <chenbo.xia@intel.com>, <david.marchand@redhat.com>,
Cheng Jiang <cheng1.jiang@intel.com>
Subject: Re: [dpdk-dev] [PATCH] vhost: remove copy threshold for async vhost
Date: Thu, 16 Sep 2021 12:15:52 +0100 [thread overview]
Message-ID: <2bdcfe6a-b3eb-701a-ba5d-ea83cebd6422@intel.com> (raw)
In-Reply-To: <1629463466-450012-1-git-send-email-jiayu.hu@intel.com>
On 8/20/2021 1:44 PM, Jiayu Hu wrote:
> Copy threshold is introduced in async vhost data path to select
> the appropriate copy engine to do copies for higher efficiency.
> However, it may cause packets out-of-order, and it also causes
> data path performance unpredictable.
>
Just checking, if the patch is fixing data performance issue, should it be
backported?
> Therefore, this patch removes copy threshold support in async vhost
> data path.
>
> Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
> Signed-off-by: Cheng Jiang <cheng1.jiang@intel.com>
<...>
next prev parent reply other threads:[~2021-09-16 11:16 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-20 12:44 Jiayu Hu
2021-08-27 8:20 ` Maxime Coquelin
2021-09-14 11:24 ` Maxime Coquelin
2021-09-16 11:15 ` Ferruh Yigit [this message]
2021-09-16 11:34 ` Maxime Coquelin
2021-09-16 11:55 ` Xia, Chenbo
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