From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 42C8A44042; Thu, 16 May 2024 15:04:09 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B7D50402E5; Thu, 16 May 2024 15:04:08 +0200 (CEST) Received: from mail-lf1-f46.google.com (mail-lf1-f46.google.com [209.85.167.46]) by mails.dpdk.org (Postfix) with ESMTP id 824334025C for ; Thu, 16 May 2024 10:18:35 +0200 (CEST) Received: by mail-lf1-f46.google.com with SMTP id 2adb3069b0e04-51fdc9af005so792543e87.3 for ; Thu, 16 May 2024 01:18:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1715847515; x=1716452315; darn=dpdk.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Z2YuE6/+vjB7TCuUNxd7fQGuH7ZWULEzL+QOJAbxAlo=; b=cGnkbHhlgUHfoUSIwy8ZBnWRfQ8ZXaJjmTT1NUFnQCrRWocZkmRVpcy5Ik2JwN0Vra XyXyEsRW75rsc5IlSUAxmI2H1jbyu69mz+zmvYerJGwuazE9Qld0sOp6kQjvqhxvitHv jIqEehcSbFtWZtmn68x/NGpASa7aQRwDnzD0l8+vhwZpjstD1LOhEp6jUp8siTdKMXiW ZujIf/kqez1yIbyYVjLmQoxW0IR8nUyjahd8+vvSj4Kv5s5SL1I62+VLFVD1Fb41w889 bFr4BeBh5ns935tt31iPRuNG3Ad5EBQLoTZXVad81s8LyzybOMlm/VgUKxirt+72+6iI xB1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715847515; x=1716452315; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Z2YuE6/+vjB7TCuUNxd7fQGuH7ZWULEzL+QOJAbxAlo=; b=g3uaroBnodC8FOc/Wprl1rjcw+mwjhAhWnY1YsBv1p5J40q4xeAORXP8w+pVKyIpd+ K107RHBMu0YqCqTZ9GH8DiJQHMSeurDjCtmfEs32oadUROZE4tLuZLegwRG2I26iS59D v6HU/e8eGyes+Z3H4o267LlrDEKLXbA8tYUSE3s9vp+vGwgDrAshkcS/6qM4veSoGMRW wKLdnkTfXaYe1ShwaFy/0csZdNfTg78dSs3WppqANS6W3iam37y747yaCg76d8X2+VAv HZUcqwe/IzTDM2nxQYhCt/G13D9V6FpJ2WxrHZ7duKABLG5Eckoq56pogkt40UFfKvt8 nx6A== X-Gm-Message-State: AOJu0YzZIGlR2yYkF15UptNQyilrFaHjN6i4HiGRfyUJsSdtTDFRlWpx EEG773xY41Mb41gUb7nnSvohfF20hknlq+FkUpAXE9dZmenHdADsjcMHNybIPgChNjvOtwiRVoC 4MFrTnEir4zWaMrZmGpYVK2IbL1Y2VY8= X-Google-Smtp-Source: AGHT+IGkyr94HFEAOqyMn6qVK8hAIRBrDSZwsCAOnHayes/vak4CatErOrXa9J+VV6DRZAudDuxd44cHucNTepFy9Nw= X-Received: by 2002:a05:6512:3095:b0:522:8352:ff29 with SMTP id 2adb3069b0e04-52283530024mr13842989e87.42.1715847514396; Thu, 16 May 2024 01:18:34 -0700 (PDT) MIME-Version: 1.0 References: <20240515080434.33abfd44@hermes.local> <20240515155748.0a2881ef@hermes.local> In-Reply-To: <20240515155748.0a2881ef@hermes.local> From: Nagesh Mallappa Date: Thu, 16 May 2024 13:48:22 +0530 Message-ID: Subject: Re: RSS Hash value returned by the gvnic pmd dpdk driver not matching Toeplitz To: Stephen Hemminger Cc: dev@dpdk.org Content-Type: multipart/alternative; boundary="00000000000095a9f306188de179" X-Mailman-Approved-At: Thu, 16 May 2024 15:04:07 +0200 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org --00000000000095a9f306188de179 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Stephen, Yes we have tried on Freebsd driver, we are hitting RCC hash issues here too. The Issue seems to be with the backend Gvnic on C3 GCP Instance. Trying to get help from the DPDK community if there is any workaround or fix for the RSS Issue on GVNIC DPDK PMD for C3 GCP Instance. Thanks, Nagesh On Thu, May 16, 2024 at 4:27=E2=80=AFAM Stephen Hemminger < stephen@networkplumber.org> wrote: > On Wed, 15 May 2024 21:19:15 +0530 > Nagesh Mallappa wrote: > > > Hi Stephen, > > > > Thanks for your response, > > I have verified that too, but that is not the case. > > Does it work the same with Linux native kernel driver. > If so, then comparing the code there might give some insight. > > PS: I don't use or any connection with Google, just trying to > give insight based on other previous drivers with similar bugs. > --00000000000095a9f306188de179 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi Stephen,

Yes we have tried on Freebs= d driver, we are hitting RCC hash issues here too.
The Issue seem= s to be with the backend=C2=A0Gvnic=C2=A0on C3 GCP Instance.
Tryi= ng to get help from the DPDK community if there is any workaround or fix fo= r the RSS Issue on GVNIC DPDK PMD for C3 GCP Instance.

=
Thanks,
Nagesh

On Thu, May 16, 2024 at 4:27=E2=80=AFAM = Stephen Hemminger <stephen= @networkplumber.org> wrote:
On Wed, 15 May 2024 21:19:15 +0530
Nagesh Mallappa <mallappanagesh@gmail.com> wrote:

> Hi Stephen,
>
> Thanks for your response,
> I have verified that too, but that is not the case.

Does it work the same with Linux native kernel driver.
If so, then comparing the code there might give some insight.

PS: I don't use or any connection with Google, just trying to
give insight based on other previous drivers with similar bugs.
--00000000000095a9f306188de179--