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 419F0A0032 for ; Fri, 22 Apr 2022 11:22:24 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 345D54067B; Fri, 22 Apr 2022 11:22:24 +0200 (CEST) Received: from mail-lj1-f174.google.com (mail-lj1-f174.google.com [209.85.208.174]) by mails.dpdk.org (Postfix) with ESMTP id F21AC40042 for ; Fri, 22 Apr 2022 11:22:22 +0200 (CEST) Received: by mail-lj1-f174.google.com with SMTP id y11so8889149ljh.5 for ; Fri, 22 Apr 2022 02:22:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=Xul+w1NQjVkV0lj0nkfypJwd7TUrPYOUr28u2RVVuqM=; b=DlO0eJLxurxObD8A4UDcJCSc8ctzv++TK/n5pUamIVNFJh0ZGo8oDZP9lwKwTdykIr hiAMSj2nKoFcMCHbNvH6fKJdC8nmOqvfqe0eVTfs2Ogx7h/uHo5mrsXOfSn74uhREJUY RVky8whxNd3HimwajX4twOXg+TllVOlddERTvWGhsHQ7Lt0Kx5dJzK0LAdJFhRIWo304 hc3E2rMWXZOjB8VJzQmcH30TIjg/QomsCld+16egLPcbUxU1nkXu0SvMzOHEn7O16PpU wwJy7H0wbOIuLMRFt6JqYKwKXpi//pwpyQsZ195Lgywg4gqqBdbxP/WqNBM3fP4T09CQ 5K1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Xul+w1NQjVkV0lj0nkfypJwd7TUrPYOUr28u2RVVuqM=; b=NIJOPSdrv8fFYRran4nbczqwxj5tcKA4QhJP0nsAOAn56Qcr3Cif70AbUcydMt/lMy yTiyUvVs7br7VrXvX5ku25p4M6XZYTA0ou2ugqV5fgt6bmCwj4PSlxDUJIE8t+BAyMzE fibgvPFztRP0VcmVixuEMUxUYM6HaVqE0WJgXJRRp4FeoMWZNThL6813vIcIU8dFB1vK MYRcB3Q2wN4JRzpnzYUBiNnfWT9Z9yqkPM5zKBZSZDmmoQK9zvxCGHgGu5Y1xt3nK1FV gcDC+O7M77GNCsXk0YEMcKtFLhhxi5cMzEANO3A/KvtjrxKJekR4PQQFDD0to4cgdWbb Nk/w== X-Gm-Message-State: AOAM532qWex1w4N1V4gyBWV46MDFYeelCwp7Z3TncOEx6Dy2MhufZCLP 6+NbyglA5/nxHTlW6yM12DUeeZHtKT8kW0HhOoSQJuSMR5s= X-Google-Smtp-Source: ABdhPJwB2uvMdE7v2c/5E+BkEQuO+sjNuFx0aZYOpJ3QAYiLBSeLmRFCu5nMZhbQSNhTCjkLj/B20/T4Z5FmRW6vMYY= X-Received: by 2002:a2e:1649:0:b0:24d:d256:504f with SMTP id 9-20020a2e1649000000b0024dd256504fmr2150275ljw.350.1650619342106; Fri, 22 Apr 2022 02:22:22 -0700 (PDT) MIME-Version: 1.0 From: Antonio Di Bacco Date: Fri, 22 Apr 2022 11:22:10 +0200 Message-ID: Subject: AMD NPS bios change is is not reflected onto NUMA domains detected by DPDK 21.11 To: users@dpdk.org Content-Type: multipart/alternative; boundary="0000000000008bb3ad05dd3ac3a8" 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 --0000000000008bb3ad05dd3ac3a8 Content-Type: text/plain; charset="UTF-8" Using an AMD EPYC 7713 64-Core Processor (there are two on the server) for a total of 128 cores. If I change the NPS (numa per socket) in BIOS and power cycle the system and the I launch a DPDK application, I always get this message: EAL: Detected CPU lcores: 128 EAL: Detected NUMA nodes: 16 NPS is able to change the number of NUMA but DPDK always detects 16 NUMA domains. I tried with NPS1, NPS2, NPS4. --0000000000008bb3ad05dd3ac3a8 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Using an=C2=A0 AMD EPYC 7713 64-Core Processor (there are = two on the server) for a total of 128 cores.=C2=A0

If I = change the NPS (numa per socket) in BIOS and power cycle the system and the= I launch a DPDK application, I always get this message:

EAL: Detected CPU lcores: 128
EAL: Detected NUMA nodes: 16

NPS is able to change the number of NUMA but DPDK al= ways detects 16 NUMA domains.
I tried with NPS1, NPS2, NPS4.



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