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Date: Wed, 24 Jan 2024 23:41:20 +0530
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Subject: Re: [RFC] doc/linux_gsg: add amd configuration section
To: Thomas Monjalon <thomas@monjalon.net>
Cc: dev@dpdk.org, Neerav.Parikh@amd.com, Ferruh.Yigit@amd.com,
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References: <20231010153409.1701-1-vipin.varghese@amd.com>
<1893718.tdWV9SEqCh@thomas>
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--------------HugYPXOC4v2vwyTVsilEw0LS
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On 1/16/2024 8:44 PM, Thomas Monjalon wrote:
> Caution: This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding.
>
>
> There was no comment on this doc.
> It is RFC, is it ready to merge?
new patch shared doc/linux_gsg: add amd configuration section -
Patchwork (dpdk.org)
<https://patchwork.dpdk.org/project/dpdk/patch/20240124181021.1759-1-vipin.varghese@amd.com/>
>
> Instead of the Linux guide, should we add it to the platform guides?
> doc/guides/platform/
>
> We may want to create an entry in MAINTAINERS as well.
thank you, added the same under `AMD x86`
>
> More details below.
>
>
> 10/10/2023 17:34, Vipin Varghese:
>> Add AMD EPYC SoC tuning guide as new setcion of linux getting
> typo: section
fixed, spell check did not catch this for me. My mistake
>> started guide.
>>
>> Signed-off-by: Vipin Varghese<vipin.varghese@amd.com>
>> ---
>> +This document shares step-by-step guide for configuring AMD EPYC SoC across various families for getting best performance for DPDK applications.
>> +Various factors like BIOS, Numa Per Socket, Memory per Numa, near-far from IO device affects the overall performance.
> Numa -> NUMA
changed to all capital
>> +
>> +These are covered in various sections of tuning guides shared below.
>> +
>> +
>> +Tuning Guide for AMD EPYC SoC
>> +-----------------------------
>> +
>> +#. `MILAN<https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/data-plane-development-kit-tuning-guide-amd-epyc7003-series-processors.pdf>`_
>> +
>> +#. `GENOA<https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58017-amd-epyc-9004-tg-data-plane-dpdk.pdf>`_
>> +
>> +#. `BERGAMO|SIENNA<https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58310_amd-epyc-8004-tg-data-plane-dpdk.pdf>`_
>> +
>> +
>> +General Requirements
>> +--------------------
>> +
>> +Memory
>> +~~~~~~
>> +
>> +Refer `Memory Configuration` section for SoC specific details.
>> +
>> +Note: general thumb rule is to ensure that each memory channel has at least one memory DIMM populated. The ideal memory size for each is at least 8|16|32 GB ECC modules.
> Please start a new sentence on a new line.
correction applied.
>
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<p><br>
</p>
<div class="moz-cite-prefix">On 1/16/2024 8:44 PM, Thomas Monjalon
wrote:<br>
</div>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">Caution: This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding.
There was no comment on this doc.
It is RFC, is it ready to merge?</pre>
</blockquote>
<p>new patch shared <a href="https://patchwork.dpdk.org/project/dpdk/patch/20240124181021.1759-1-vipin.varghese@amd.com/">doc/linux_gsg:
add amd configuration section - Patchwork (dpdk.org)</a></p>
<p><br>
</p>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">
Instead of the Linux guide, should we add it to the platform guides?
doc/guides/platform/
We may want to create an entry in MAINTAINERS as well.</pre>
</blockquote>
<p>thank you, added the same under `AMD x86`<br>
</p>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">
More details below.
10/10/2023 17:34, Vipin Varghese:
</pre>
<blockquote type="cite">
<pre class="moz-quote-pre" wrap="">Add AMD EPYC SoC tuning guide as new setcion of linux getting
</pre>
</blockquote>
<pre class="moz-quote-pre" wrap="">
typo: section
</pre>
</blockquote>
fixed, spell check did not catch this for me. My mistake<br>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">
</pre>
<blockquote type="cite">
<pre class="moz-quote-pre" wrap="">started guide.
Signed-off-by: Vipin Varghese <a class="moz-txt-link-rfc2396E" href="mailto:vipin.varghese@amd.com"><vipin.varghese@amd.com></a>
---
+This document shares step-by-step guide for configuring AMD EPYC SoC across various families for getting best performance for DPDK applications.
+Various factors like BIOS, Numa Per Socket, Memory per Numa, near-far from IO device affects the overall performance.
</pre>
</blockquote>
<pre class="moz-quote-pre" wrap="">
Numa -> NUMA
</pre>
</blockquote>
changed to all capital<br>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">
</pre>
<blockquote type="cite">
<pre class="moz-quote-pre" wrap="">+
+These are covered in various sections of tuning guides shared below.
+
+
+Tuning Guide for AMD EPYC SoC
+-----------------------------
+
+#. `MILAN <a class="moz-txt-link-rfc2396E" href="https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/data-plane-development-kit-tuning-guide-amd-epyc7003-series-processors.pdf"><https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/data-plane-development-kit-tuning-guide-amd-epyc7003-series-processors.pdf></a>`_
+
+#. `GENOA <a class="moz-txt-link-rfc2396E" href="https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58017-amd-epyc-9004-tg-data-plane-dpdk.pdf"><https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58017-amd-epyc-9004-tg-data-plane-dpdk.pdf></a>`_
+
+#. `BERGAMO|SIENNA <a class="moz-txt-link-rfc2396E" href="https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58310_amd-epyc-8004-tg-data-plane-dpdk.pdf"><https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/tuning-guides/58310_amd-epyc-8004-tg-data-plane-dpdk.pdf></a>`_
+
+
+General Requirements
+--------------------
+
+Memory
+~~~~~~
+
+Refer `Memory Configuration` section for SoC specific details.
+
+Note: general thumb rule is to ensure that each memory channel has at least one memory DIMM populated. The ideal memory size for each is at least 8|16|32 GB ECC modules.
</pre>
</blockquote>
<pre class="moz-quote-pre" wrap="">
Please start a new sentence on a new line.
</pre>
</blockquote>
correction applied.<br>
<blockquote type="cite" cite="mid:1893718.tdWV9SEqCh@thomas">
<pre class="moz-quote-pre" wrap="">
</pre>
</blockquote>
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