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 D37CA46A8B for ; Fri, 4 Jul 2025 16:50:05 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7F7E140298; Fri, 4 Jul 2025 16:50:05 +0200 (CEST) Received: from mail-pj1-f41.google.com (mail-pj1-f41.google.com [209.85.216.41]) by mails.dpdk.org (Postfix) with ESMTP id 19CF040267 for ; Fri, 4 Jul 2025 16:50:04 +0200 (CEST) Received: by mail-pj1-f41.google.com with SMTP id 98e67ed59e1d1-315cd33fa79so830979a91.3 for ; Fri, 04 Jul 2025 07:50:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1751640604; x=1752245404; 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=tY89q3rnTuCsl6XQzEpG1A9a525A5q8plA2KrTlF+J0=; b=KjGiZL0tkqxOS3WHRQNFWtm+1E0Pqhl3Lm17a0wPGFZUUR7FmDCNaupJPDnm8rxNcx 4RsEJwO77pDveKjUBM+iMbErir8GJV/uvQH2D0GTP/CMx/eI7/nvNy/oBrv5an/HAuDn ljnc6YPYyOP4gjWl62BsFZAmRqIBM/x8ot/ZY4+mGpfNblmVgmWViH12uqW2ryrmtP8E kEZWN1hD/jB7TGlGem5cMYxH6iCMlrHa67wvn5HxgFvf25aaWzTeOZptW19lJRuBuIpv vkBxVIjbBNDxRacXNTHrQwpedmpijf7vXi306kwhV+E4s2Ch+J4tuPp0fdHqGoUuL6b4 lBqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751640604; x=1752245404; 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=tY89q3rnTuCsl6XQzEpG1A9a525A5q8plA2KrTlF+J0=; b=gLenjhW8QWCjugl6oHMHirZ/wcvRMtTSf9Fc3ezJpBcrHVnVLbhJ8s0QFsPD7mLcFv eE6guUgtUOF37pKFI6XZzHEHsBhFTtVj/XnNPJwvra53h9QlURDlOw4I/XsTrzyFaAha GWXMRxbXxYI67FZZJzA4NM0gDwndIu+UbVlFGm+bHBXYq7xpVK4E8/QjjK4C1qXsiBgG QRLH77QvAFUsWiRVdvZDBHVtOtw4zQp2AytWLwWCxNEpv+93vvZcbIy7W9CJSEDMLRH3 BPd2WbIKsR0swAO1v/yIBV/jeq5OJYSaTtcotjFpjevpUum/IlwMxOkfhcfOr6AVizqu 5bcA== X-Forwarded-Encrypted: i=1; AJvYcCXM1Ez82fRdFCpC6T4fhwtTtcaW81d9FZuYqt95Wt/CguDCQXahOjc1rsuVMucv4dBMu2cSsw==@dpdk.org X-Gm-Message-State: AOJu0YzUd9AzG8MPWBwpZ4qPjzPr0Po75n+hoF/oGvwSzu+lK5siXAch RTVzLHGt9993vfbVe1SGCDGZyOz6v9vE8vcZPnWc8DAZSHKR9DoyFgAvxDDj7W1KjpA= X-Gm-Gg: ASbGncug3TGJM7+PLb+5wUdFucFwM6k/h/Iuq4aFiKXTSMECZjdw1Wbr2pVHtAuE5By 9sN0xBOKlTzjTwgCLoghXrj1TF/UDTxQEfRNU83yKc1PKI1tU84UuMTnlMLA5kcf3Jh/vg50NNZ al/KBpKZhBxIzC1ui4tw1NqwiCYzlEbOuRTJ9aTLMModT3jekz68KDS/U2Zj03mnLMG6TwN9wRl 2V+W6AYrgfb9d7iLNLeFiQ/pcj5Eyv7woHUC0M7GT4EHyVB69ajORcRGEndoKx6Okictx7MVv2J tTS5PAPXxSvY6PwGruVU5CPOZ7ISTT7dLgEWyrXCBrdUWAu5wIcQdi5jYernRLRvW4FhI8NZshs XSb9Fjgzk8bduFwu7oM5ofy0TYJr841I83LXQ/xY= X-Google-Smtp-Source: AGHT+IHU8Z1CxDbCHn/B+7HYrL2EXZG2H8wx0DAsr0jRflxOSTHokBD2UXwjh74qZ2vNSEjeXJGrkQ== X-Received: by 2002:a17:90b:2e4f:b0:313:176b:7384 with SMTP id 98e67ed59e1d1-31aac46043fmr4867382a91.11.1751640603928; Fri, 04 Jul 2025 07:50:03 -0700 (PDT) Received: from hermes.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-31a9cc6467bsm5108253a91.11.2025.07.04.07.50.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jul 2025 07:50:03 -0700 (PDT) Date: Fri, 4 Jul 2025 07:49:57 -0700 From: Stephen Hemminger To: Ivan Malov Cc: "Lombardo, Ed" , users Subject: Re: dpdk Tx falling short Message-ID: <20250704074957.5848175a@hermes.local> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org On Fri, 4 Jul 2025 15:44:50 +0400 (+04) Ivan Malov wrote: > Hi Ed, > > You say there is only one mempool. Why? > Have you tried using dedicated mempools, one per each port pair (0,2), (3,4)? > > Thank you. > > On Thu, 3 Jul 2025, Lombardo, Ed wrote: More mempools can make cache behavior worse not better.