From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f45.google.com (mail-wm0-f45.google.com [74.125.82.45]) by dpdk.org (Postfix) with ESMTP id 75D34569A for ; Thu, 31 Mar 2016 10:59:06 +0200 (CEST) Received: by mail-wm0-f45.google.com with SMTP id p65so105172219wmp.0 for ; Thu, 31 Mar 2016 01:59:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mail-followup-to:references :mime-version:content-disposition:in-reply-to; bh=oFxGClcP+oMsB2MOpEyKQX2tfjBFVIUCP4YcjmQnm3w=; b=DvxOZb50kiBduR+Bk/qq7OjNWSViAbEiIeUV6OC0vz4U1aOIiXN+h3tY5idyIR3N0/ 15z1khiDpQMcoUJy06HcF5STZeOoZx/FUCSRdAv27oWF5pDUbJnzqeE70jSAQQlxjWlz zjq63R9QPx2iLQjLIN6HVCcVeLfangR0Hnl+8FeiBXEMgZYX82Q+6y5o3DslcxQKQkiU a0WnHIVm+027s9Am/EfDK37nMkhN7B6VmUNJCz+Gu8/ZJ/TYD1AV28kYcY7jib38f2el 05MlJrbNZ8fyVhtx3OtsfTqzj5QS4NbnkKwR6ZB+nZJtkJflXbEAHq5lxlIVan3CTXMv wXpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:subject:message-id :mail-followup-to:references:mime-version:content-disposition :in-reply-to; bh=oFxGClcP+oMsB2MOpEyKQX2tfjBFVIUCP4YcjmQnm3w=; b=YrEn17Y4Oxpff+2F+K88ycuaKJH8D87LB5Itd0cXzs44s/3Bb2NWvdkrrwmY1g+pmB JOey/qtZdd69kh+0bB8RMzWajEWlCkEDZHku51dqWV44Am2b5JdjnIeNQfIjZeEuLEii wjTPM8yGI/zCXthywGGG+I0d8wq5cC+eIkgD03yZU0mfn91cxNwQvBW8TJ3Ad/SXGSv5 6r3pyWbgQncxTSA4HeFRPdxTbMKAHrW6HvOy6EJBsIcSeEOeUmvAemgd1eCkkLz23s80 P1suRqIOzw/WiL7DDhyz9CgFflN3icAYlwyon9mjRVmt53zjWyOqBrHOwmPqJtCtYLVh G4SQ== X-Gm-Message-State: AD7BkJIuKzareqMDAsTmXjsD5QK29gQiRqQ+R3ONeVCiUNwUuYPFnlPpx7WIdkc/Quv379iO X-Received: by 10.194.82.199 with SMTP id k7mr13784580wjy.63.1459414746320; Thu, 31 Mar 2016 01:59:06 -0700 (PDT) Received: from 6wind.com (guy78-3-82-239-227-177.fbx.proxad.net. [82.239.227.177]) by smtp.gmail.com with ESMTPSA id g3sm7932877wjw.31.2016.03.31.01.59.04 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 31 Mar 2016 01:59:05 -0700 (PDT) Date: Thu, 31 Mar 2016 10:58:52 +0200 From: Adrien Mazarguil To: Yaacov Hazan Cc: dev@dpdk.org Message-ID: <20160331085852.GK27079@6wind.com> Mail-Followup-To: Yaacov Hazan , dev@dpdk.org References: <1459351639-18375-1-git-send-email-yaacovh@mellanox.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1459351639-18375-1-git-send-email-yaacovh@mellanox.com> Subject: Re: [dpdk-dev] [PATCH] mlx5: fix RETA table size 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: Thu, 31 Mar 2016 08:59:06 -0000 Yaacov, On Wed, Mar 30, 2016 at 06:27:19PM +0300, Yaacov Hazan wrote: > Change RETA table size to use 256 entries for better performance. > > Fixes: ebb30ec64a68 ("mlx5: increase RETA table size") > > Signed-off-by: Yaacov Hazan > --- > drivers/net/mlx5/mlx5_defs.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/mlx5/mlx5_defs.h b/drivers/net/mlx5/mlx5_defs.h > index 195440c..09207d9 100644 > --- a/drivers/net/mlx5/mlx5_defs.h > +++ b/drivers/net/mlx5/mlx5_defs.h > @@ -52,7 +52,7 @@ > #define MLX5_PMD_TX_PER_COMP_REQ 64 > > /* RSS Indirection table size. */ > -#define RSS_INDIRECTION_TABLE_SIZE 512 > +#define RSS_INDIRECTION_TABLE_SIZE 256 Can you describe how using a smaller indirection table size improves performance? Thanks. -- Adrien Mazarguil 6WIND