netdev - Re: [Intel-wired-lan] [PATCH] net: ice: Perform accurate aRFS flow match

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7d901760-460b-491e-986a-4c5a4ac1fe17@molgen.mpg.de>
Date: Tue, 20 May 2025 21:10:52 +0200
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Krishna Kumar <krikku@...il.com>
Cc: Ahmed Zaki <ahmed.zaki@...el.com>, netdev@...r.kernel.org,
 davem@...emloft.net, anthony.l.nguyen@...el.com,
 przemyslaw.kitszel@...el.com, edumazet@...gle.com,
 intel-wired-lan@...ts.osuosl.org, andrew+netdev@...n.ch, kuba@...nel.org,
 pabeni@...hat.com, sridhar.samudrala@...el.com, krishna.ku@...pkart.com
Subject: Re: [Intel-wired-lan] [PATCH] net: ice: Perform accurate aRFS flow
 match


Dear Krishna,


Thank you for your patch.

Am 20.05.25 um 17:44 schrieb Krishna Kumar:
> On Tue, May 20, 2025 at 8:18 PM Ahmed Zaki <ahmed.zaki@...el.com> wrote:
> 
>> Are these numbers with the patch applied? Can we get a w/o and with patch?
> 
> The numbers are for the original driver vs the new driver. For 
> purposes of calculating them, I had sysctls in the code (removed for
> submission) in the original and the new driver at each of the
> locations given above (a simple atomic64_inc(&kk_arfs_add), etc).
> 
>> A table might be better to visualize, also may be drop the
>> "rps_flow_cnt=1024*" case. I think it is enough to show min and max ones.
> 
> I will re-send the patch after adding this table (and Simon's feedback).
> 
>> Also, please add instructions on how to get these values, so that
>> validation team may be able to replicate.
> 
> I have a large set of scripts that measure each of these parameters.
> If you wish, I can send you the set of scripts separately.
It’d be great if you could share the scripts with instructions. Maybe 
you could even publish them in a git archive.


Kind regards,

Paul