From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id F4098C47077 for ; Thu, 11 Jan 2024 18:01:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 5017F6B008C; Thu, 11 Jan 2024 13:01:37 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4B18B8D0003; Thu, 11 Jan 2024 13:01:37 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 303F78D0001; Thu, 11 Jan 2024 13:01:37 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 21FC76B008C for ; Thu, 11 Jan 2024 13:01:37 -0500 (EST) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id F3A9380697 for ; Thu, 11 Jan 2024 18:01:36 +0000 (UTC) X-FDA: 81667797792.02.2FA1213 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by imf07.hostedemail.com (Postfix) with ESMTP id 7BAF64003C for ; Thu, 11 Jan 2024 18:01:33 +0000 (UTC) Authentication-Results: imf07.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Xy+16pSn; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf07.hostedemail.com: domain of david@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=david@redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1704996093; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=WOvB0MxoTueG/Miai8LPJ6tqWyfPMN/02z+RLJPC2rE=; b=vCyJT/gU1IL3555R0akLfgvCyhzShU2UuYx4eeHoY7qvXSr5vsMD2JRTSpsAHjBabB8UC9 LEsToiatxkllTtjgcVFhOHbQPKp3kE7AQFGXBUnXQxlyZaPW2W7+C02Ps7y8OzIkMIaKWA wQgzNnijnR2/eJR3bMVX4EyF4uHlZGU= ARC-Authentication-Results: i=1; imf07.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Xy+16pSn; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf07.hostedemail.com: domain of david@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=david@redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1704996093; a=rsa-sha256; cv=none; b=yshoYSq4q294MeYnzR43GpkZY1R+4PdBIDJpy34aYGd93OcblzzOYCOwDSLrxNlLR0oGfH UnKj8V4OGj/CRE6+bGsw4SoZ2TFXZe2AG3sqLJFoQGgyGLjLhLTr6lYHne3FKAzfqB0P27 na/R0T1UiD1wHB+nl7VgjMboCcrXDDg= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1704996092; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=WOvB0MxoTueG/Miai8LPJ6tqWyfPMN/02z+RLJPC2rE=; b=Xy+16pSnbzA1wld9vA/U+15MBN6DxHMVl2eZPGQBlXF/7Nd9mWYLbVRSpZes+lQw8s0l31 UU7zaCdBFL9N719UREmla+PSTAlipAUfQcg6dgQbfmx2n0XidkZgdkeV3ipcXL7JbKQzDz ejiC2PYjjOWnBaFPCHFOCBIpdks5C2Y= Received: from mail-lf1-f70.google.com (mail-lf1-f70.google.com [209.85.167.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-225-z5ZQjcUTM4CcVxuuWgGqtA-1; Thu, 11 Jan 2024 13:01:31 -0500 X-MC-Unique: z5ZQjcUTM4CcVxuuWgGqtA-1 Received: by mail-lf1-f70.google.com with SMTP id 2adb3069b0e04-50ec9529001so3265172e87.2 for ; Thu, 11 Jan 2024 10:01:30 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704996089; x=1705600889; h=content-transfer-encoding:in-reply-to:organization:autocrypt:from :references:cc:to:content-language:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=WOvB0MxoTueG/Miai8LPJ6tqWyfPMN/02z+RLJPC2rE=; b=EtzdvQM/NkEYvrm2NMGHFiBucDFCIUcsqSyl4yvLUU0O5Sx3uEl7AeBR5AEgy8zPeA VXXhQvYrkBo7quhexMBjTF6Wv/zo5K5cG/PBJxKk2ExHuHv4KcwIrfwyjlAU2cVxEh3n s58AHIGP31DCx38Lkos72FDkPoIDdMn3/smRIHHvWSR15+prMx8W0yYQGSE5d8imi1N3 IfhrcqTVkMHb2EXtGFBbE4jFBdtsX/aVHm25AQTGmNMMh5MfYNopfOWeI4kMZI+O4b1D blU+MBUCLuzgUVDB+Cgqh//ntlLVTKAP4RjUeCGfTMWundgiCoFoCLsrX0D/4lUc2eTq fD4Q== X-Gm-Message-State: AOJu0YwmG0djKbaPD1HssQuHkHrnWezkeVnCADvLb7i74Z30IsXrs7u3 GfhvwXuqgRIAvqbsShdw8GW9bt9PNklqnOfJGPjZ3nDamNUGcucjAYgcWLfrdm0AjKBofeZdKEB r2Y/bN7Jz+vHxdv70bF0= X-Received: by 2002:a05:6512:2399:b0:50e:936b:a466 with SMTP id c25-20020a056512239900b0050e936ba466mr55330lfv.90.1704996089555; Thu, 11 Jan 2024 10:01:29 -0800 (PST) X-Google-Smtp-Source: AGHT+IFmQO6hLcM6IBZ2R+GhU9/6gXq+5pzcWIEuonSSIRcfw4PEfed58NHuiBNnwUpN+hpUrCk6NA== X-Received: by 2002:a05:6512:2399:b0:50e:936b:a466 with SMTP id c25-20020a056512239900b0050e936ba466mr55314lfv.90.1704996089166; Thu, 11 Jan 2024 10:01:29 -0800 (PST) Received: from ?IPV6:2003:cb:c747:f900:6099:1901:b863:450f? (p200300cbc747f90060991901b863450f.dip0.t-ipconnect.de. [2003:cb:c747:f900:6099:1901:b863:450f]) by smtp.gmail.com with ESMTPSA id p2-20020a05600c1d8200b0040e629cee7esm1106306wms.35.2024.01.11.10.01.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Jan 2024 10:01:28 -0800 (PST) Message-ID: <8bd97c13-f1a3-4a8d-80cf-2722bc32076f@redhat.com> Date: Thu, 11 Jan 2024 19:01:27 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] tools/mm: Add thpmaps script to dump THP usage info To: Ryan Roberts , John Hubbard , Andrew Morton , Zenghui Yu , Matthew Wilcox , Kefeng Wang , Zi Yan , Barry Song <21cnbao@gmail.com>, Alistair Popple , William Kucharski Cc: linux-mm@kvack.org, Barry Song References: <20240110173203.3419437-1-ryan.roberts@arm.com> <33341ca8-1354-4f3f-b377-0b7d04da48d0@nvidia.com> <43230798-af22-4f59-b37c-8257bae32af8@arm.com> From: David Hildenbrand Autocrypt: addr=david@redhat.com; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZgEEwEIAEICGwMGCwkIBwMCBhUIAgkKCwQW AgMBAh4BAheAAhkBFiEEG9nKrXNcTDpGDfzKTd4Q9wD/g1oFAl8Ox4kFCRKpKXgACgkQTd4Q 9wD/g1oHcA//a6Tj7SBNjFNM1iNhWUo1lxAja0lpSodSnB2g4FCZ4R61SBR4l/psBL73xktp rDHrx4aSpwkRP6Epu6mLvhlfjmkRG4OynJ5HG1gfv7RJJfnUdUM1z5kdS8JBrOhMJS2c/gPf wv1TGRq2XdMPnfY2o0CxRqpcLkx4vBODvJGl2mQyJF/gPepdDfcT8/PY9BJ7FL6Hrq1gnAo4 3Iv9qV0JiT2wmZciNyYQhmA1V6dyTRiQ4YAc31zOo2IM+xisPzeSHgw3ONY/XhYvfZ9r7W1l pNQdc2G+o4Di9NPFHQQhDw3YTRR1opJaTlRDzxYxzU6ZnUUBghxt9cwUWTpfCktkMZiPSDGd KgQBjnweV2jw9UOTxjb4LXqDjmSNkjDdQUOU69jGMUXgihvo4zhYcMX8F5gWdRtMR7DzW/YE BgVcyxNkMIXoY1aYj6npHYiNQesQlqjU6azjbH70/SXKM5tNRplgW8TNprMDuntdvV9wNkFs 9TyM02V5aWxFfI42+aivc4KEw69SE9KXwC7FSf5wXzuTot97N9Phj/Z3+jx443jo2NR34XgF 89cct7wJMjOF7bBefo0fPPZQuIma0Zym71cP61OP/i11ahNye6HGKfxGCOcs5wW9kRQEk8P9 M/k2wt3mt/fCQnuP/mWutNPt95w9wSsUyATLmtNrwccz63XOwU0EVcufkQEQAOfX3n0g0fZz Bgm/S2zF/kxQKCEKP8ID+Vz8sy2GpDvveBq4H2Y34XWsT1zLJdvqPI4af4ZSMxuerWjXbVWb T6d4odQIG0fKx4F8NccDqbgHeZRNajXeeJ3R7gAzvWvQNLz4piHrO/B4tf8svmRBL0ZB5P5A 2uhdwLU3NZuK22zpNn4is87BPWF8HhY0L5fafgDMOqnf4guJVJPYNPhUFzXUbPqOKOkL8ojk CXxkOFHAbjstSK5Ca3fKquY3rdX3DNo+EL7FvAiw1mUtS+5GeYE+RMnDCsVFm/C7kY8c2d0G NWkB9pJM5+mnIoFNxy7YBcldYATVeOHoY4LyaUWNnAvFYWp08dHWfZo9WCiJMuTfgtH9tc75 7QanMVdPt6fDK8UUXIBLQ2TWr/sQKE9xtFuEmoQGlE1l6bGaDnnMLcYu+Asp3kDT0w4zYGsx 5r6XQVRH4+5N6eHZiaeYtFOujp5n+pjBaQK7wUUjDilPQ5QMzIuCL4YjVoylWiBNknvQWBXS lQCWmavOT9sttGQXdPCC5ynI+1ymZC1ORZKANLnRAb0NH/UCzcsstw2TAkFnMEbo9Zu9w7Kv AxBQXWeXhJI9XQssfrf4Gusdqx8nPEpfOqCtbbwJMATbHyqLt7/oz/5deGuwxgb65pWIzufa N7eop7uh+6bezi+rugUI+w6DABEBAAHCwXwEGAEIACYCGwwWIQQb2cqtc1xMOkYN/MpN3hD3 AP+DWgUCXw7HsgUJEqkpoQAKCRBN3hD3AP+DWrrpD/4qS3dyVRxDcDHIlmguXjC1Q5tZTwNB boaBTPHSy/Nksu0eY7x6HfQJ3xajVH32Ms6t1trDQmPx2iP5+7iDsb7OKAb5eOS8h+BEBDeq 3ecsQDv0fFJOA9ag5O3LLNk+3x3q7e0uo06XMaY7UHS341ozXUUI7wC7iKfoUTv03iO9El5f XpNMx/YrIMduZ2+nd9Di7o5+KIwlb2mAB9sTNHdMrXesX8eBL6T9b+MZJk+mZuPxKNVfEQMQ a5SxUEADIPQTPNvBewdeI80yeOCrN+Zzwy/Mrx9EPeu59Y5vSJOx/z6OUImD/GhX7Xvkt3kq Er5KTrJz3++B6SH9pum9PuoE/k+nntJkNMmQpR4MCBaV/J9gIOPGodDKnjdng+mXliF3Ptu6 3oxc2RCyGzTlxyMwuc2U5Q7KtUNTdDe8T0uE+9b8BLMVQDDfJjqY0VVqSUwImzTDLX9S4g/8 kC4HRcclk8hpyhY2jKGluZO0awwTIMgVEzmTyBphDg/Gx7dZU1Xf8HFuE+UZ5UDHDTnwgv7E th6RC9+WrhDNspZ9fJjKWRbveQgUFCpe1sa77LAw+XFrKmBHXp9ZVIe90RMe2tRL06BGiRZr jPrnvUsUUsjRoRNJjKKA/REq+sAnhkNPPZ/NNMjaZ5b8Tovi8C0tmxiCHaQYqj7G2rgnT0kt WNyWQQ== Organization: Red Hat In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 7BAF64003C X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: zh31qiwynofgwaastoeih65ttkzs8kmi X-HE-Tag: 1704996093-624438 X-HE-Meta: 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 /5duGYoW XW9gzdNEkYM5B83X+DhO7JXVBre9k98P7FQG/2NztimeEE2W+1OXhQPCieUZYCye9LQTZVFjIrrguPjnnRtTGxiwiD/u9UXPFrBxUcSdGcSGKi+McbayVQBbdqStdk/i9uNTpu5P8x4WftWCTGkZYwf4OowZlH/UboTN0a0JDFo5tq4kica/T86/p5WZLdQxafa/2rSZTqWumHR7QIc31OvP++RcfilQp8he1kbsH4iWbsYawxFz8qyrDpVzap9g81M4IVPiev3533NDZbUjoU7WldLhVUF7oqQnxedYA3uzZ/yvXsvUZ9cdtplJjJHQ9fZGsj6/2cXJaUF24mjcyq52Wc7X73SQQvZhgNcjKB7V2YDxOhvIHzAXU9FxlBmBOcWK7+C4nFPTVZi8LAYnlWJO0ACrjz4NrDQVEF+nhlhKgF3A= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: >> As per your email, you're looking at hugetlb memory (as per counter label). >> >> I have all the information to create a hugetlb-specific set of counters, so its >> not lumped in with page cache memory. You would then have counter sets of >> "anon", "file" and "htlb". Would that be useful? > > Or I could just filter out hugetlb memory so it doesn't appear in this tool at > all? That would be easier implementation-wise, and probably more in line with > the original intention of the tool (it's called thpmaps, after all). +1 -- Cheers, David / dhildenb