From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-bk0-f42.google.com (mail-bk0-f42.google.com [209.85.214.42]) by dpdk.org (Postfix) with ESMTP id 79D5C58EB for ; Wed, 27 Nov 2013 12:03:12 +0100 (CET) Received: by mail-bk0-f42.google.com with SMTP id w11so3150804bkz.15 for ; Wed, 27 Nov 2013 03:04:12 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:organization:to:subject:date:user-agent:cc :references:in-reply-to:mime-version:content-type :content-transfer-encoding:message-id; bh=Y9IzSgCpqAHN+jKAebiA208FY7aS3PrfBk36fPVlQwE=; b=Qye5nrXQWbWKHtmFJrcHGoq9NBB/D7lJ+nDbSonxyxLUImqHRMp9kjDkKWQU6MKiMO YSw92uReOZz609ZTdg8IoF8LTrtM1C+tUoiT6Nxsa82QUMy9q7UPI+3H8b9SZ9C3MOvR 6jclFrE+6J+Cku28rJLoZXnsQ7WTK9tLzpgTOCWOFQyG63D+ctAdVxjhD2in2wou+a7E JfAikQg1KttwrttVeKYikLcHaiNztznnc7gSHDSibDEf4asFAu7E1cEea+DcQOHIb4jN 1dY0j+P1COb4qG0NMg4m4MkhrQvCnCB31GxDTpw4licRQPjSL9RjrvpCdYmdtEGvIk93 tQzQ== X-Gm-Message-State: ALoCoQnBjfCPALcSPNBLaUkCOjJLutRSDHJh1ECj8jB5uJ32fQuRAUFeRx/7Lp6CinL7XsntSOeW X-Received: by 10.204.2.140 with SMTP id 12mr1642229bkj.47.1385550252085; Wed, 27 Nov 2013 03:04:12 -0800 (PST) Received: from angus.localnet (6wind.net2.nerim.net. [213.41.180.237]) by mx.google.com with ESMTPSA id b7sm54905768bkg.1.2013.11.27.03.04.10 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 27 Nov 2013 03:04:11 -0800 (PST) From: Thomas Monjalon Organization: 6WIND To: "Zachary.Jen (=?utf-8?q?=E7=B0=A1=E6=B1=B6=E7=BF=B0?=) : 6305" Date: Wed, 27 Nov 2013 12:04:09 +0100 User-Agent: KMail/1.13.7 (Linux/3.2.0-4-amd64; KDE/4.8.4; x86_64; ; ) References: <5295CFA4.1060100@cas-well.com> In-Reply-To: <5295CFA4.1060100@cas-well.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <201311271204.09531.thomas.monjalon@6wind.com> Cc: dev@dpdk.org Subject: Re: [dpdk-dev] Cannot run l3fwd with the problem of " nb_tx_queues" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Nov 2013 11:03:12 -0000 Hello, 27/11/2013 11:58, Zachary.Jen (=E7=B0=A1=E6=B1=B6=E7=BF=B0) : 6305 : > I also have the same question in l3fwd example. > I guess may DPDK don't support the chip-set so that we got this error msg. >=20 > In my system, I have 2 kinds of chip-set, 82580 & 82574L. > If I use l3fwd -c 3 -n 1 -- -p 3 --config '(0,0,0),(1,0,1)' in 82574L, > it will get the error msg. > But when I change my card with 82580 and use the same command to execute > DPDK l3fwd. > It's working. >=20 > So, maybe the root cause is the DPDK does not support your chip-set and > send out this error msg. No, it's only a problem of hardware queues availability. 82574 has only 1 queue. =2D-=20 Thomas