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 6D95BA0C53; Tue, 16 Nov 2021 22:34:53 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5694F4114B; Tue, 16 Nov 2021 22:34:53 +0100 (CET) Received: from mail-pf1-f181.google.com (mail-pf1-f181.google.com [209.85.210.181]) by mails.dpdk.org (Postfix) with ESMTP id E5A624114A for ; Tue, 16 Nov 2021 22:34:52 +0100 (CET) Received: by mail-pf1-f181.google.com with SMTP id n26so632725pff.3 for ; Tue, 16 Nov 2021 13:34:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20210112.gappssmtp.com; s=20210112; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RcsWalxPRO5S9MRJbne/sic8MuYKBA8Yw8BmQtFtO8E=; b=Cm5ThCDkImCfcm6VgNds7qSG5SYKOjFiYSKxJgT+TkAahcjYSeceNhdRzaK56ZEJV5 0aQyKEjXgoDEf9xcwKS3CXJkNfpbcKEM9RhxpzXj0Y9qoYVM5VZV9ND41kO1TgBarECJ ECQ5FopaRCrPm+wJGgVRlCe6de7F7lf3uLS5Pw1ctxv+ukbV+EpCeFWY5k9wPBTsQQnS OUcxFPalgZlEJW8H4vXYGRQQjVzm+KLXflepZ7lJ/onkDVqs926aTUYnkMgy6hTwa5pS X9LFsYqAjMffyR71+69f5NxsINHqFhNK/pkVrg8tIo6hKFp+Dwx38GEgScfTU5Wsyrbk se1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RcsWalxPRO5S9MRJbne/sic8MuYKBA8Yw8BmQtFtO8E=; b=pW3EVbxhLofrh+sDX595qG0Z75jlPL8oRe2fs3KBMtpmE/zVpW8/Bia5tedv5xHg4O QdFhYczJVmNtF+xEvDqgetz7g5HTjudlnRFHbTxwDpycmCk6cbpPM88HNlPxL2K2PhYt ZWmFPp9ZUCAFYRyuSgrtHYeT+k6om64dpgepFII9nyLb/qelbNHsxaHSv6y+VD+xeGRA o2hjG3et5IIkNx9F4ahC4fqZn8vUHqbjhtSD5KSF3ElfRukAFSrZXU/cDk+9BolECvum /jJEGeDGrSaOqClDTWsZ4g03nULNrGQUnzoRL+gNPX4mp+AeeQyA4xKv+i3OPPC2Mg/N gLHg== X-Gm-Message-State: AOAM530vz5f3DhCX1dwRi+tzB5wY/8Ay2ssONI/WHIBhTXZrqKO3iHgQ LiWwC84MdcRMKKlMhR4sdpM//mMVqVOPjg== X-Google-Smtp-Source: ABdhPJyz2oKQ3Go+zJQvJHpHB3NAQ7fA8t38kz1AEgdubKOZFJwQbklBg9D8FLOE6IVIeOASgtaaSw== X-Received: by 2002:a05:6a00:8c6:b0:4a2:d762:8b42 with SMTP id s6-20020a056a0008c600b004a2d7628b42mr12189774pfu.28.1637098492169; Tue, 16 Nov 2021 13:34:52 -0800 (PST) Received: from hermes.local (204-195-33-123.wavecable.com. [204.195.33.123]) by smtp.gmail.com with ESMTPSA id c17sm2208905pgw.83.2021.11.16.13.34.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Nov 2021 13:34:51 -0800 (PST) Date: Tue, 16 Nov 2021 13:34:49 -0800 From: Stephen Hemminger To: Cc: Subject: Re: [PATCH v3 1/1] app/testpmd: add GPU memory option for mbuf pools Message-ID: <20211116133449.7b7d21d1@hermes.local> In-Reply-To: <20211117030459.8274-2-eagostini@nvidia.com> References: <20211029204909.21318-1-eagostini@nvidia.com> <20211117030459.8274-1-eagostini@nvidia.com> <20211117030459.8274-2-eagostini@nvidia.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 Wed, 17 Nov 2021 03:04:59 +0000 wrote: > From: Elena Agostini > > This patch introduces GPU memory in testpmd through the gpudev library. > Testpmd can be used for network benchmarks when using GPU memory > instead of regular CPU memory to send and receive packets. > This option is currently limited to iofwd engine to ensure > no workload is applied on packets not accessible from the CPU. > > The options chose is --mbuf-size so buffer split feature across > different mempools can be enabled. > > Signed-off-by: Elena Agostini Won't this create a hard dependency of test-pmd on gpudev? I thought gpudev was supposed to be optional