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 D0EC4A0A0E; Thu, 4 Feb 2021 07:20:16 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 56D62240565; Thu, 4 Feb 2021 07:20:16 +0100 (CET) Received: from mail-il1-f175.google.com (mail-il1-f175.google.com [209.85.166.175]) by mails.dpdk.org (Postfix) with ESMTP id 33958240560 for ; Thu, 4 Feb 2021 07:20:14 +0100 (CET) Received: by mail-il1-f175.google.com with SMTP id y15so1554206ilj.11 for ; Wed, 03 Feb 2021 22:20:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5US6DLhb2drbFY1i0YeDOLbjbKHsgCSQDL3S7koDbf0=; b=DhW7abJmxUVdcwbvr5kCnM6XkAtawOciJonOz191z8NCi7BS9keJtOxWgmwAHxpG/F ByMoIxa4cMiE1JZakiZj1zhYIQbE4GULfLt/60rJ26LxObYnH076cNpX960brGwx6mCr 1pLeJ86JkFFJ0lpxN7vp2h0MD6qvporKdCx8K7e+IWoTW77cB1GuQfN6l2MZTobq6fbl 6TIQFNX/ulibG3T2cbrbTZ8jvgZ3A8/or/MLXsyaupVUZ2k82hYoHddid2pCDSQHIgkQ 8U9+fGSEFUGWjQTtbmwrs5DkVajdd/VSlEwjntmXuAyvZvhpIUDprCwAILyMbgoKP1Su V+cw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5US6DLhb2drbFY1i0YeDOLbjbKHsgCSQDL3S7koDbf0=; b=IHyWaRiN7AXCFI34VOhNn+hycSIo62+PS+hRaHl7jX+NN9CACZDkSrQ2l/jkKwML9l Agof2ooR1vtNSRb4qK/9IoGpZLUJWOHOKAHZxGUKjtevPXr4WEt4Xrzk7Y19jdzoFaLj pukFbtn4jXOK8ku4tQ+6Z3h7n3t18vDJDDubdnKUh1pXYDs70dCWfiF3nJXVn5z9PbJW mga4hHDgZRWC+a9OY6WKdCtVCHUkpFVxU8cuxnU/OzXQk9ftSTsgYvAxXn5jeU0VvJ14 W50h3mOVvY9i6mbg3WylaTmULMr/uwj6dN8Gjs5nqAhLcb67vqDWBl1/PWXH3aOvC/CA zneQ== X-Gm-Message-State: AOAM531FcDSRnd6RzKPx6+exGuGhUSSsH+PcwvvwKaiClKpEHLwM+ySa x68gPJrLVrNtTZwuxEuDF0/frXkX8IC/IpWOCT4= X-Google-Smtp-Source: ABdhPJwIGJtMHvjW/KGmI+kjP/F8ZAfv0mN19BXRWyzq7yHb9OAE3RIG6Yi0sS0IaGVEMWDCQVteA43klDRtSMkWDTI= X-Received: by 2002:a92:c7b0:: with SMTP id f16mr5670398ilk.162.1612419613448; Wed, 03 Feb 2021 22:20:13 -0800 (PST) MIME-Version: 1.0 References: <20210203211818.3047146-1-thomas@monjalon.net> In-Reply-To: <20210203211818.3047146-1-thomas@monjalon.net> From: Jerin Jacob Date: Thu, 4 Feb 2021 11:49:57 +0530 Message-ID: To: Thomas Monjalon Cc: dpdk-dev , Bruce Richardson Content-Type: text/plain; charset="UTF-8" Subject: Re: [dpdk-dev] [PATCH] config: increase default maximum number of NUMA nodes 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 Sender: "dev" On Thu, Feb 4, 2021 at 2:49 AM Thomas Monjalon wrote: > > AMD CPU can present a high number of NUMA nodes. > The default should be 32 for better compatibility. The typical configuration is 4 nodes[1] for AMD. Just wondering, Is it an exception case? if so, Do we need to consume more memory for normal cases? [1] https://developer.amd.com/wp-content/resources/56308-NUMA%20Topology%20for%20AMD%20EPYC%E2%84%A2%20Naples%20Family%20Processors.PDF > > Signed-off-by: Thomas Monjalon > --- > meson_options.txt | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/meson_options.txt b/meson_options.txt > index 5c382487da..6eff62e47d 100644 > --- a/meson_options.txt > +++ b/meson_options.txt > @@ -26,7 +26,7 @@ option('max_ethports', type: 'integer', value: 32, > description: 'maximum number of Ethernet devices') > option('max_lcores', type: 'integer', value: 128, > description: 'maximum number of cores/threads supported by EAL') > -option('max_numa_nodes', type: 'integer', value: 4, > +option('max_numa_nodes', type: 'integer', value: 32, > description: 'maximum number of NUMA nodes supported by EAL') > option('enable_trace_fp', type: 'boolean', value: false, > description: 'enable fast path trace points.') > -- > 2.30.0 >