From: James Morse <james.morse@arm.com>
To: Tony Luck <tony.luck@intel.com>,
Fenghua Yu <fenghua.yu@intel.com>,
Reinette Chatre <reinette.chatre@intel.com>,
Peter Newman <peternewman@google.com>,
Jonathan Corbet <corbet@lwn.net>,
x86@kernel.org
Cc: Shaopeng Tan <tan.shaopeng@fujitsu.com>,
Jamie Iles <quic_jiles@quicinc.com>,
Babu Moger <babu.moger@amd.com>,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
patches@lists.linux.dev
Subject: Re: [PATCH 6/7] x86/resctrl: Update documentation with Sub-NUMA cluster changes
Date: Tue, 28 Feb 2023 17:14:34 +0000 [thread overview]
Message-ID: <06aec285-1e66-8e06-4016-8981e6626fa2@arm.com> (raw)
In-Reply-To: <20230126184157.27626-7-tony.luck@intel.com>
Hi Tony,
On 26/01/2023 18:41, Tony Luck wrote:
> With Sub-NUMA Cluster mode enabled the scope of monitoring resources is
> per-NODE instead of per-L3 cache. Suffices of directories with "L3" in
(Typo: Suffixes)
> their name refer to Sun-NUMA nodes instead of L3 cache ids.
(Typo: Sub-NUMA)
> diff --git a/Documentation/x86/resctrl.rst b/Documentation/x86/resctrl.rst
> index 71a531061e4e..9043a2d2f2d3 100644
> --- a/Documentation/x86/resctrl.rst
> +++ b/Documentation/x86/resctrl.rst
> @@ -167,6 +167,11 @@ with the following files:
> bytes) at which a previously used LLC_occupancy
> counter can be considered for re-use.
>
> +"snc_ways":
> + A value of "1" marks that SNC mode is disabled.
It would be good to expand the acronym the first time its used in the documentation.
This gives folk a few more characters to google!
> + Values of "2" or "4" indicate how many NUMA
> + nodes share an L3 cache.
> +
> Finally, in the top level of the "info" directory there is a file
> named "last_cmd_status". This is reset with every "command" issued
> via the file system (making new directories or writing to any of the
Thanks,
James
next prev parent reply other threads:[~2023-02-28 17:14 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-26 18:41 [PATCH 0/7] x86/resctrl: Add support for Sub-NUMA cluster (SNC) systems Tony Luck
2023-01-26 18:41 ` [PATCH 1/7] x86/resctrl: Refactor in preparation for node-scoped resources Tony Luck
2023-01-26 18:41 ` [PATCH 2/7] x86/resctrl: Remove hard code of RDT_RESOURCE_L3 in monitor.c Tony Luck
2023-01-27 4:51 ` Yu, Fenghua
2023-01-26 18:41 ` [PATCH 3/7] x86/resctrl: Add a new node-scoped resource to rdt_resources_all[] Tony Luck
2023-01-27 5:24 ` Yu, Fenghua
2023-01-27 16:02 ` Peter Newman
2023-01-27 18:23 ` Luck, Tony
2023-01-28 2:25 ` Yu, Fenghua
2023-01-28 2:22 ` Yu, Fenghua
2023-01-28 2:36 ` Yu, Fenghua
2023-01-30 19:04 ` Luck, Tony
2023-02-28 14:27 ` Moger, Babu
2023-02-28 17:05 ` Luck, Tony
2023-01-26 18:41 ` [PATCH 4/7] x86/resctrl: Add code to setup monitoring at L3 or NODE scope Tony Luck
2023-02-28 17:13 ` James Morse
2023-02-28 17:28 ` Luck, Tony
2023-01-26 18:41 ` [PATCH 5/7] x86/resctrl: Add a new "snc_ways" file to the monitoring info directory Tony Luck
2023-02-28 17:13 ` James Morse
2023-02-28 17:44 ` Luck, Tony
2023-03-03 18:32 ` James Morse
2023-01-26 18:41 ` [PATCH 6/7] x86/resctrl: Update documentation with Sub-NUMA cluster changes Tony Luck
2023-02-28 17:14 ` James Morse [this message]
2023-01-26 18:41 ` [PATCH 7/7] x86/resctrl: Determine if Sub-NUMA Cluster is enabled and initialize Tony Luck
2023-02-27 13:30 ` Peter Newman
2023-03-10 17:30 ` Tony Luck
2023-03-13 9:19 ` Peter Newman
2023-03-13 16:38 ` Luck, Tony
2023-02-28 19:51 ` Moger, Babu
2023-03-14 20:23 ` Tony Luck
[not found] ` <85d7e70a-b9c8-6551-b1ac-229b51ee18d7@amd.com>
2023-02-28 20:39 ` Luck, Tony
2023-02-28 22:31 ` Moger, Babu
2023-02-28 17:12 ` [PATCH 0/7] x86/resctrl: Add support for Sub-NUMA cluster (SNC) systems James Morse
2023-02-28 18:04 ` Luck, Tony
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=06aec285-1e66-8e06-4016-8981e6626fa2@arm.com \
--to=james.morse@arm.com \
--cc=babu.moger@amd.com \
--cc=corbet@lwn.net \
--cc=fenghua.yu@intel.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=patches@lists.linux.dev \
--cc=peternewman@google.com \
--cc=quic_jiles@quicinc.com \
--cc=reinette.chatre@intel.com \
--cc=tan.shaopeng@fujitsu.com \
--cc=tony.luck@intel.com \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).