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 F2621A0540 for ; Fri, 2 Dec 2022 18:06:25 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B8F8B40687; Fri, 2 Dec 2022 18:06:24 +0100 (CET) Received: from mail-ed1-f41.google.com (mail-ed1-f41.google.com [209.85.208.41]) by mails.dpdk.org (Postfix) with ESMTP id B766D400D6 for ; Fri, 2 Dec 2022 18:06:22 +0100 (CET) Received: by mail-ed1-f41.google.com with SMTP id c66so1007825edf.5 for ; Fri, 02 Dec 2022 09:06:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=FQaohMkcN5pwmYkcxiWzNrsvqhFzJw/oX81CjsnJq7Y=; b=FPfpObQTHfE0Vey1/FUTh83BRSCBgK8JwHs8cPvWqyUlMors9ywPEn6NgnfRXpKzoz 5K+DVCOjg2mXaTUQLwruUW5U+kATzBRZ4DVvzA5rie746yk0qCv/oRznvpSAjl4e6w8T MGofc0BFTeYzhi3GFIGtjEDzti/Sbw3j8zTQ5k4ptABVl4X56e5mknek6BSsV7CKEuqs zqqz64nstSYUBYp4FUt7WCn6L9K9J8P0wRv/ZyRjLDXHlGKKtKoDLL/1gQC04OvxV4sf N1dyYvtG9c1ZknZ4OD75rAJTNDb6aNqSDEPx2lUdYifQwNLCFvZ7aNYgOt3I//2Xp0VB SlmA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=FQaohMkcN5pwmYkcxiWzNrsvqhFzJw/oX81CjsnJq7Y=; b=LIt3vNr4Y5sJcAiJEDEyhzlKzx27NaxGk1prj/1S9qsmImoKeV1Fy3oQUrsi9jUChd FXRjMCCkeyPy9swD1IqzuQgKymoPuH5XVVLXRWnGv92MDNppebl2fGYBv7JLk2OlAag6 zFGnbZbee3j9u1kTrmVhn8hZIA72GRAQK7q2OLt3p3awxhSD47Cug/iTtthGUQxvhEGk zi7dMJU/Jr8RC/Jztw+f/Vq75fRwEnpMRw1ZHBOS7ryD3DOPTXBqO76hLGGk3eeTgjCb AKIQUPfWLxZOQvjRHAKrcu5ofikb+tueNqYrhjeilHdxTNlZHo4sL+ARKhy86kCxR3QP mkhA== X-Gm-Message-State: ANoB5pkqRDVe0c1OuwnKqgUcZ/J9+HoQsikMk1iwpO3J1VMMtqq/evgZ OQKr582TaHDXWskhKUHZ3B64OiBtGQuUGErP2e4= X-Google-Smtp-Source: AA0mqf5IXiOE6CnNWgUD4erxr17En497OQIg8MIcCN7V295vL/KEytQxlVYCyo7bOpcTplJBIU1d7PD+8spIX2mxAiY= X-Received: by 2002:aa7:d659:0:b0:46b:1687:2e5d with SMTP id v25-20020aa7d659000000b0046b16872e5dmr23886373edr.136.1670000782317; Fri, 02 Dec 2022 09:06:22 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Antonio Di Bacco Date: Fri, 2 Dec 2022 18:06:11 +0100 Message-ID: Subject: Re: Support for RDMA in DPDK To: Cliff Burdick Cc: users@dpdk.org Content-Type: text/plain; charset="UTF-8" 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 Hi Cliff, my goal is to be able to use a set of DPDK APIs to allow an application to configure a network card (Connect-X or E810-C) to transfer the received packets to a location in the RAM with the RDMA in order to improve the latency. Thx, Antonio. On Fri, Dec 2, 2022 at 5:50 PM Cliff Burdick wrote: >> >> >> Thank you for the information. >> >> I would need RDMA from a network card. Is there anything boiling in the pot? >> >> On Thu, Dec 1, 2022 at 7:24 PM Cliff Burdick wrote: >> > >> > If you are looking for RDMA to GPU devices, you can use gpudev in newer DPDK versions to do it. >> > >> > On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco wrote: >> >> >> >> I would like to understand if DPDK will support officially RDMA >> >> through a set of APIs. >> >> >> >> Regards. > > > Hi Antonio, can you talk about what you're trying to do? The Connect-X cards with gpudev can do RDMA. I'm not sure if it works or is supported on other cards. >