From: David Marchand <david.marchand@redhat.com>
To: Cheng Jiang <cheng1.jiang@intel.com>
Cc: thomas@monjalon.net, bruce.richardson@intel.com,
mb@smartsharesystems.com, dev@dpdk.org, jiayu.hu@intel.com,
xuan.ding@intel.com, wenwux.ma@intel.com, yuanx.wang@intel.com,
yvonnex.yang@intel.com, xingguang.he@intel.com
Subject: Re: [RFC v3] app/dma-perf: introduce dma-perf application
Date: Fri, 21 Oct 2022 15:28:43 +0200 [thread overview]
Message-ID: <CAJFAV8x5=bTa9T4b=wGtUZNGj7B2uTCS2Z-0ha7JLd=v53iFqg@mail.gmail.com> (raw)
In-Reply-To: <20221018064249.26158-1-cheng1.jiang@intel.com>
On Tue, Oct 18, 2022 at 9:22 AM Cheng Jiang <cheng1.jiang@intel.com> wrote:
>
> There are many high-performance DMA devices supported in DPDK now, and
> these DMA devices can also be integrated into other modules of DPDK as
> accelerators, such as Vhost. Before integrating DMA into applications,
> developers need to know the performance of these DMA devices in various
> scenarios and the performance of CPUs in the same scenario, such as
> different buffer lengths. Only in this way can we know the target
> performance of the application accelerated by using them. This patch
> introduces a high-performance testing tool, which supports comparing the
> performance of CPU and DMA in different scenarios automatically with a
> pre-set config file. Memory Copy performance test are supported for now.
>
> Signed-off-by: Cheng Jiang <cheng1.jiang@intel.com>
> Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
> Signed-off-by: Yuan Wang <yuanx.wang@intel.com>
> Acked-by: Morten Brørup <mb@smartsharesystems.com>
> ---
> v3: improved nr_buf calculation and added support for getting subprocess exit status
> v2: fixed some CI issues.
There is still at least one build issue.
--
David Marchand
next prev parent reply other threads:[~2022-10-21 13:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-15 15:47 [RFC] " Cheng Jiang
2022-09-16 7:36 ` Morten Brørup
2022-09-19 8:09 ` Jiang, Cheng1
2022-09-19 8:19 ` Morten Brørup
2022-09-19 11:39 ` [RFC v2] " Cheng Jiang
2022-10-18 6:42 ` [RFC v3] " Cheng Jiang
2022-10-21 13:28 ` David Marchand [this message]
2022-10-25 2:17 ` Jiang, Cheng1
2022-10-25 4:34 ` [RFC v4] " Cheng Jiang
2022-10-25 5:19 ` [RFC v5] " Cheng Jiang
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