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 CB77845629; Wed, 17 Jul 2024 04:25:46 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 613E740299; Wed, 17 Jul 2024 04:25:46 +0200 (CEST) Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) by mails.dpdk.org (Postfix) with ESMTP id 4A0644025F for ; Wed, 17 Jul 2024 04:25:45 +0200 (CEST) Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-1fb457b53c8so51324475ad.0 for ; Tue, 16 Jul 2024 19:25:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1721183144; x=1721787944; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=w+Iw83tjiqwz6F4boc7OusRcY5luh/ZNasa7BDFy32Q=; b=jdw/CmpROVSkbj7yQW6vS6grXUUtVSIkbELQYnzP7nI13z+tYXfHIeSXXHLEJ/phRX PHmitLZRjju1OROOU5CbK7cDjj2nApWrveSRcMcT7JZs64XZZxjSbtPthgdTbTUgu4IP V1/yS3Qcmqoyng8XZmqQVyr+1JPICMETYbk9tgCOHfKuQqLPymYRhoSKvlIA2HVJ3gpt QP1skw+B44rNycY6AuTTprdoFsO4U4HXc4F9Oqe1FY04/xg+Rbh5E3lYg3aDxWuBeNWa YlE00HDGpCG2tHm8DizY6+qcj+yGh84OnQGx4cdwlyAvqmp14/xVw0VpbTEetHF6g/cE kNhA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721183144; x=1721787944; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=w+Iw83tjiqwz6F4boc7OusRcY5luh/ZNasa7BDFy32Q=; b=KmHG1xDCnl3//xOc1n1PHzLF3Tq9z7DeirT3Zsa1NhdlRZte9i2HUbQhNLWXb1FxDk YHefP7Q97u0MjjoOV73CglE/40j5QDy7vNaiUOsDDaty6/O9pchwS7NhPi+tu2utmk+n kb5h7cHz7pTIms/gzN0W2l/74cNJ7stjQo+b19H9FcpIjG0n9HT7/Tn0hvSTYgg21uwD Wmtba4XWNcWeUyY7MgdQiEgnq/WJnxylPRXRMFuRwEVLte+3BEKwj6sQRv9n1HTCUUz3 JaP0aG6R7wz/ldFJ9mu6aenINTfdEORdMwuJyXjWHgQT47Tqt5Sd02Xk4exeYbfk/+e3 3dCQ== X-Forwarded-Encrypted: i=1; AJvYcCVJR588s99trkciA6bVc9KBI8uwNcz2JV0muGcywR8bNhF2YYQ+NUvO5XBAI7o7Dshl3PR74dXKavXAmbc= X-Gm-Message-State: AOJu0Yz4vfn+JYZgsKL3y16iEH+nJEaWLDiGprY17ebCg3f2HDiIFcZ1 nkOMYyXTuiJkEhVPPEXMxIUlUCE97Qib5V43W/uMrsNCXwTQy08zWYAdy41MXBGPI9/lmX0LZir yhyU= X-Google-Smtp-Source: AGHT+IH+5hyJ5K2j7JSXwnYA86ye8aL2yMn7IvYhiRAG1Q8ActvkupoPWBNZmW8toZp0xCpxolSwQw== X-Received: by 2002:a17:902:ce84:b0:1fb:5d71:20c5 with SMTP id d9443c01a7336-1fc4e70e7dbmr2271495ad.55.1721183144128; Tue, 16 Jul 2024 19:25:44 -0700 (PDT) Received: from hermes.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fc47680285sm3736775ad.119.2024.07.16.19.25.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Jul 2024 19:25:43 -0700 (PDT) Date: Tue, 16 Jul 2024 19:25:41 -0700 From: Stephen Hemminger To: Jack Bond-Preston Cc: Andrew Rybchenko , Morten =?UTF-8?B?QnLDuHJ1cA==?= , dev@dpdk.org, Wathsala Vithanage Subject: Re: [PATCH] doc: clarify mempool striding optimisation on Arm Message-ID: <20240716192541.282e4cd6@hermes.local> In-Reply-To: <20240715144420.36292-1-jack.bond-preston@foss.arm.com> References: <20240715144420.36292-1-jack.bond-preston@foss.arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 On Mon, 15 Jul 2024 15:44:20 +0100 Jack Bond-Preston wrote: > The mempool memory channel striding optimisation is not necessary on > Arm platforms. > Update the Programmer's Guide's mempool section to clarify this. > > Signed-off-by: Jack Bond-Preston > Reviewed-by: Wathsala Vithanage > --- The whole memory channels argument has been a problem from day 0 of DPDK. There is no good way to find it from the OS, and it was never clear how much impact it had anyway. It would simplify users experience if it was deprecated or at least not required and rarely used.