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 C0BFE45BC3; Thu, 24 Oct 2024 21:06:43 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id AE01843543; Thu, 24 Oct 2024 21:06:43 +0200 (CEST) Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) by mails.dpdk.org (Postfix) with ESMTP id ED30A4354B for ; Thu, 24 Oct 2024 21:06:37 +0200 (CEST) Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-20e576dbc42so12147555ad.0 for ; Thu, 24 Oct 2024 12:06:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1729796797; x=1730401597; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=e2JU+5f54xhEdkrqz6XSeh3Qn9UgDIy3DHzQ+17kpaI=; b=tVLBej3aPGGgdljJsNk5KQY7jZLHh5YOHwjH7GoldlaYNVeGMWWjQysKoWvPp+yK41 mCpylzJ1tUn2u3T9DSRhfaeynSaxlDdq/cCRDixw/UWAh8axNUvhFfB+lOuxkKBZ16dM zCTEExPuEE3wsfzu7U2BHEY28jWmJ25wZZ4jFpkaNctbxTWsLVKc5KC7WfxaXu5w5Pu/ tihqiGXA2IsgGkaDa9Kz0WYGU0QKcp2OqrJpwHET0cbOvYUOybePbEZELjJ+nEgwbKpi CY7POy419AB2hfaYsICx9YfVaIOblnXxoC5XLb6ot4Xs5xTRyCDuCMoMGgDHNkUxTtDa j6jA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729796797; x=1730401597; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=e2JU+5f54xhEdkrqz6XSeh3Qn9UgDIy3DHzQ+17kpaI=; b=s+EN84fdkLBg8CupGSRRYjWEaSmNJnLo0T+S8vvgnf9yzZbRFXDuvpyx61Dc/9N0Pu APkdsHLEz598+TzssCrourwTlOGBSOjWZGOPyTlJrKmqeBppuIJ7oTfTfrlldr6tusNA 7yMAt0I06Fkf40gzgASwN3IQACIbXYQWGdHLoGzifoz2qEUvOYljolw55LScUsOKnplc Raw7jv2YHVPUlgNQ+53YZZjB/YYJ0tTEREvS+IRIN8pYKKVfH9AyxuWOsQnAA1a1wts6 tT7IEppeI0zuZoLziDX3gbx4IoPBhulz+lIaNj0Dm4giHXE/Og0YVYfd9oY4ddUK+mAs 76/g== X-Gm-Message-State: AOJu0YwmYdRkXzG7y3BhtrIItL1KUZTsYTGv4dm/pxY4X2qZ9WvcwdIM XqsnX7Uhb1ew+KmYbCD4uj3kOr66tULi4m5cFlCyDGRa3vzkrxM4GYR1EK85Bxo= X-Google-Smtp-Source: AGHT+IGspVx4OdgwOfKA8XTbpsnR/NPYdxnF67d1O71ldkyWf9561Jwoqkb33fIDp2K7U7uniqxoHQ== X-Received: by 2002:a17:902:ce81:b0:20c:e8df:251a with SMTP id d9443c01a7336-20fa9eb611fmr103455865ad.45.1729796797064; Thu, 24 Oct 2024 12:06:37 -0700 (PDT) Received: from hermes.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20e7f0de428sm75795105ad.230.2024.10.24.12.06.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Oct 2024 12:06:36 -0700 (PDT) Date: Thu, 24 Oct 2024 12:06:26 -0700 From: Stephen Hemminger To: Vladimir Medvedkin Cc: dev@dpdk.org, Yipeng Wang , Sameh Gobriel , Bruce Richardson Subject: Re: [PATCH v4 4/4] test/thash: add tests for RSS key generation API Message-ID: <20241024120626.22a38fb8@hermes.local> In-Reply-To: <20241024184657.901099-5-vladimir.medvedkin@intel.com> References: <20241011181703.236985-1-vladimir.medvedkin@intel.com> <20241024184657.901099-1-vladimir.medvedkin@intel.com> <20241024184657.901099-5-vladimir.medvedkin@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 On Thu, 24 Oct 2024 18:46:56 +0000 Vladimir Medvedkin wrote: > This patch adds tests for RSS key generation. In this test we measure > distribution of hash LSBs for a given random tuple where only some part > of bits is variable. > > At first we generate random hash key and measure the worst distribution > for a given ReTa size value (RETA_SZ_LOG). Then we adjust the key with > the new API and run the test again, noting the new distribution. Finally, > we also measure said distribution for some well known RSS hash key which > is used in some PMDs. > > Signed-off-by: Vladimir Medvedkin Acked-by: Stephen Hemminger