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 C7DF1A0547 for ; Fri, 23 Apr 2021 18:56:30 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8B71E410E8; Fri, 23 Apr 2021 18:56:30 +0200 (CEST) Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) by mails.dpdk.org (Postfix) with ESMTP id B52BA410E7 for ; Fri, 23 Apr 2021 18:56:28 +0200 (CEST) Received: by mail-pf1-f178.google.com with SMTP id g16so21157735pfq.5 for ; Fri, 23 Apr 2021 09:56:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=fXIToim6KkyNT4JaU+PHnJxMLElwYwpP/Bhi3zheWoc=; b=cDfODWO8mz8sN3fasDALg/nlaR/DcRWmSWNbsRtdTHXm0yKdYi37j6e5SWcXxXeLuq E5uuhO0eJ9pnOCjSTknqPnLpA9vURQgDjHPDX1qSXG3T5nkbGYqQ3exDD7lXrSB4ok8H xHbkjrNLqtE/mE7/B+cxxdVs8jfvi6mVjQwl+bNVgIwSLSl48fKxWXHK2rF69udW3/X7 Fa6P/I2PeXSgBdS6sIuql0scn2VU7FfRTbSDKs2Cue29kLX154dc6CuHKaI6gE99haY8 +CzCcj7PK0akKOGQLmOUq1sRkbhiKPmm599B0SnxanLAVw/jLKWIu1U70lBANQEICe2k ZAFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fXIToim6KkyNT4JaU+PHnJxMLElwYwpP/Bhi3zheWoc=; b=Vm0bstF9rZeW7VNuV8ut7PGgvJxytW0ZGaP0i/4YRaUWCIQVcJmPMWc5Mniy1HU8iy gGROmQSPn9/wP47VynkXq1bfNZZTaj87mtgaAEKQR1j+tvuC65XtqBUR0pgyXBPzqihY fEDr1jrYDRO2R5wdMyQh73eNDG5cw+RZwIBYPSxfCHSYIqFo+VPJPwyU4QTtfMSCeuy3 BRE/24j7OOVBEkEf6ncym6B3TGlWb1IYz5ZU1qnt63wuKinw3gFVSNpX6UEkxB+/ArlK vqK1yWgtxL9D13vJyTwE2dm/JLig0wxwKDm91pEhN8pWr4IJxPziSzgHmeSbW8DqwSez iBjA== X-Gm-Message-State: AOAM530hMwNaRrSnmEVL2AqmXodYzus4hi5KbQyTvfxcSFqt7/KMeifg e3iV3LcRlAZM8hJy3HmTi7jnVw== X-Google-Smtp-Source: ABdhPJwo+v2qa9YDh9dYUvHGby+dB41CVgYxmezflPbum1d5Ja5p6ZFhoai5W46Q1poNU47TOuoGvQ== X-Received: by 2002:aa7:90d3:0:b029:241:21a1:6ffb with SMTP id k19-20020aa790d30000b029024121a16ffbmr4605101pfk.43.1619196987732; Fri, 23 Apr 2021 09:56:27 -0700 (PDT) Received: from hermes.local (76-14-218-44.or.wavecable.com. [76.14.218.44]) by smtp.gmail.com with ESMTPSA id gj13sm8024911pjb.57.2021.04.23.09.56.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Apr 2021 09:56:27 -0700 (PDT) Date: Fri, 23 Apr 2021 09:56:24 -0700 From: Stephen Hemminger To: "Szwed, Maciej" Cc: "users@dpdk.org" Message-ID: <20210423095624.1ce592ba@hermes.local> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-users] Hyper-threaded cores 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 Sender: "users" On Thu, 22 Apr 2021 08:19:34 +0000 "Szwed, Maciej" wrote: > Hi, > I'm wondering if there is any way to get information in DPDK which cores are hyper-threaded siblings. I would need that information when I'm using rte_power for changing cores frequencies. > > Thanks, > Maciek Look at the DPDK cpu-layout script?