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 2E33D46410 for ; Tue, 18 Mar 2025 17:35:20 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id AE755402DD; Tue, 18 Mar 2025 17:35:19 +0100 (CET) Received: from mail-vk1-f182.google.com (mail-vk1-f182.google.com [209.85.221.182]) by mails.dpdk.org (Postfix) with ESMTP id 0AA79402D3 for ; Tue, 18 Mar 2025 17:35:19 +0100 (CET) Received: by mail-vk1-f182.google.com with SMTP id 71dfb90a1353d-523de5611a3so2194795e0c.1 for ; Tue, 18 Mar 2025 09:35:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1742315718; x=1742920518; darn=dpdk.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=1iEeOUvIKkQCMh14an/8sUOExbfaNm+IFZ+KGbgKlls=; b=gVm3AqeZtu9CJtUw17dnPvMORDzJXdr4nVnEX1m63QzY1cP4NJ804PO1fCroJFGQTI lHu/n0qt6du87mfhteyrOuMfDgInrLOjJv+b13x5/T6NOu2hVkozv6Ryz5MN2frQ5ruC 9VYjcDBlJq0XIDmajJow+QLzOkGmlIpLPxMF3+vlQVjwJQhnGHORqyE901m2LSkXwOWH LEzHEGtpCOPqHBeBURr5dZ8/TLwsvzoqDDD4bXeAYP4Rju5l9OqBIVKMIyNX9XWbOJYY LbBVJ8h0x1sqPhVmVJuIsLg7cyfWJmyfGVLqp1n4/Aj9ZqTFEuuVJMYag+2wBQnJ5rGP B1XQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742315718; x=1742920518; 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=1iEeOUvIKkQCMh14an/8sUOExbfaNm+IFZ+KGbgKlls=; b=UmLeTzyqVPi332Xg7dhqlO+FCTttvy6udFbqQUEo9IGu1pU8UR+xvP+EOxNU3r6l+F ggdb5BYBom6Y8cELzxga2/MvIJbMIhXagSsPrIZQmxkJd7p4iMGOs29Asp6pG5nYC7mj HUosGwb90rUmdaqwQBP5QP2tHG1m0Fi6yJNLlZ57nRlQAOTV/e6fvb/KrtrSuOtlxb5C QUtsg+U9aDwMIc4UCNFPUNsDTbjfglY4DZ1yiJmYMHLSM7E601snBQmvlUlaylw0mz6X eL544N5KxEsy3EyQdn//oyhIr4+3LzraJy/0qn8Ow7Ee1oNx/BTkuo0zquth2S8zGFKb vPfA== X-Gm-Message-State: AOJu0YzB7kybNz0QBnUMvwFZeoJm8U35AeldMtwML+xfyFvUlklBVZH3 OzJEOUvMoXJvsOF7QDQSMBX1Lmz9ionMkLEAzH0mNq9q3j+Tbi20+P5zKfOsk4igt9xhRdBsung GAXDXlDlasaRRC7VdWkye8og7w4U2MxYu X-Gm-Gg: ASbGncsSYmFIxDHKRcqEqTZKOZNSrzi5EErrg5rLSfaNdS3ItaCLtQgQ4sEltbbhx9a XgdB9YJ1oSmAy/0qDw2SyIfy6mLPTvBZGNL/gLdeUJqT32nJpGsjYKbibNFq4Deg5lwQP2PLOta n3TD7ttuNK9BHCI69woYstCI8Ugw== X-Google-Smtp-Source: AGHT+IHtyHmeYBHN7qeET7Q2ZoYLyyImJHakqCELXUa+stUgdOemvJumptldTRqkK8SuVHcbBB6jXgjS3qxa220Grpc= X-Received: by 2002:a05:6122:659b:b0:520:420a:a07a with SMTP id 71dfb90a1353d-524499f5a44mr9897405e0c.8.1742315718102; Tue, 18 Mar 2025 09:35:18 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Rajesh Kumar Date: Tue, 18 Mar 2025 22:05:06 +0530 X-Gm-Features: AQ5f1JqSd8VwqU0LrJJsvh5dzJCWSaFvhgyeit6avXM8xeYiU-o9F_dQ8kNss70 Message-ID: Subject: Re: Can I use main lcore as a worker core? To: Antonio Di Bacco Cc: users@dpdk.org Content-Type: multipart/alternative; boundary="00000000000076d57e0630a07dbe" 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 --00000000000076d57e0630a07dbe Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable If that is what you wanted, then create 2 lcore on first physical core. --lcores (0-1)@0,2@1,3@2,4@3 in short, you are running lcore 0,1 in physical-core 0, lcore 2 in physical-core 1, etc., Thanks, *-Rajesh* On Tue, Mar 18, 2025 at 8:08=E2=80=AFPM Antonio Di Bacco wrote: > When I instantiate a process with 4 cores, I have 3 worker cores and > one main lcore. > > I'm wasting an isolated core (the main lcore) to do nothing. > > I want to overcome this and use also the main lcore. > > Best regards, > Anna. > --00000000000076d57e0630a07dbe Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
If that is what you wanted, then create 2 lcore on fi= rst physical core.

--lcores (0-1)@0,2@1,3@2,4@3

in short, you are running lcore 0,1 in physical-core= 0, lcore 2 in physical-core 1, etc.,

Thanks,
-Rajesh


On Tue, Mar 18, 2025 at 8:08=E2=80= =AFPM Antonio Di Bacco <a.diba= cco.ks@gmail.com> wrote:
When I instantiate a process with 4 cores, I have 3 worker = cores and
one main lcore.

I'm wasting an isolated core (the main lcore) to do nothing.

I want to overcome this and use also the main lcore.

Best regards,
Anna.
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