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[2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id a640c23a62f3a-a69707cac3esi82251266b.761.2024.06.04.16.50.32 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Jun 2024 16:50:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-201574-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=SGCUNjfk; arc=pass (i=1 dkim=pass dkdomain=linux-foundation.org); spf=pass (google.com: domain of linux-kernel+bounces-201574-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-201574-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id A94381F24777 for ; Tue, 4 Jun 2024 23:50:32 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id A458C14EC56; Tue, 4 Jun 2024 23:50:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="SGCUNjfk" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C57D914D6E1 for ; Tue, 4 Jun 2024 23:50:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717545005; cv=none; b=NL3xGo7xcOW8GkHohyXuXSwtk/5YXhx0CECIT41RV64Th2OQ4VdY/sLYa6Kz2kVRfWzIX3uCdKH/Aldq64dDXR4BkXrsameE6K4YnGDowbib3n7p1xrIcgDhL49ozJWZnMOIi0Eh87w+QAxdrmtI3s5ZyVPEr/eHiYwYNN5FZIA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717545005; c=relaxed/simple; bh=con71CX0BGDmlwUBYWKByZ1lhtlJ/vmyoSVfDZzoJd4=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=tg2a+aP1hfBCl3mQQwjeYOtWajJOHTvV+ofctzacZ56x2BCkAWsH3KSqyxmQzo5lBMjICUd5pPmX7ubZvVhCrviPtu3fzdmdDFe0DrzStqtwabTYVUISJVp8Iitk4AUjTGXju0XZ/XY8zprchk9mJ9UtRoPG0/kZG7RaSek9BKM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=SGCUNjfk; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6963C2BBFC; Tue, 4 Jun 2024 23:50:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1717545005; bh=con71CX0BGDmlwUBYWKByZ1lhtlJ/vmyoSVfDZzoJd4=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=SGCUNjfkcp/cAiWs3B3g3hUaE4zGB+hmg5uXoKcApNs7PPhpfdqKwrcrQVEIIQiGb 6i9AiaqM0Y9KoXujRZlQspBHQcdhmJyoA68HRbSxlVoDljW5zoyeP1z/1d7q3O3Bis aY0VTMtJo/Lt6o5IIGfOghqCB7JnwufVf+8CvMNk= Date: Tue, 4 Jun 2024 16:50:04 -0700 From: Andrew Morton To: Baolin Wang Cc: hughd@google.com, willy@infradead.org, david@redhat.com, wangkefeng.wang@huawei.com, ying.huang@intel.com, 21cnbao@gmail.com, ryan.roberts@arm.com, shy828301@gmail.com, ziy@nvidia.com, ioworker0@gmail.com, da.gomez@samsung.com, p.raghav@samsung.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 0/6] add mTHP support for anonymous shmem Message-Id: <20240604165004.7d6057d9192399eef8d19078@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 4 Jun 2024 18:17:44 +0800 Baolin Wang wrote: > base: mm-unstable > user-time sys_time faults_per_sec_per_cpu faults_per_sec > 0.04s 3.10s 83516.416 2669684.890 > > ... > > mm-unstable + patchset, anon shmem 64K mTHP enabled > user-time sys_time faults_per_sec_per_cpu faults_per_sec > 0.08s 0.31s 678630.231 17082522.495 > Geeze, is that the best you can do ;) It's early and there's review work to be done. But I'll queue this up for testing now, as it's clearly something we should finish off and get merged.