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(p200300cbc7078f0043b0110757d228ee.dip0.t-ipconnect.de. [2003:cb:c707:8f00:43b0:1107:57d2:28ee]) by smtp.gmail.com with ESMTPSA id 16-20020a05600c229000b0040596352951sm1337647wmf.5.2023.10.31.03.28.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 31 Oct 2023 03:28:59 -0700 (PDT) Message-ID: <6064a18e-4fc7-47d6-ad83-f33585c96cd8@redhat.com> Date: Tue, 31 Oct 2023 11:28:58 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: NUMA + THP test suites? To: John Hubbard , Ryan Roberts , Mel Gorman , linux-mm , "Kirill A . Shutemov" References: <21812f89-c1a0-4ca0-9f73-54f20c4d29ef@nvidia.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: <21812f89-c1a0-4ca0-9f73-54f20c4d29ef@nvidia.com> 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: 6283D120010 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: sig137mc9xgssxteihh7m3ryq4nxwyhg X-HE-Tag: 1698748144-728064 X-HE-Meta: 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 hjSkGqh7 UEqpt5p6bqr4WxSF4hMwPmcJ7t+E3pj+hFd2YaiismXe96eWBweBGCn0YqnXAipckKIgUHUOQhQSdG/Uh+aPphNrTPl0NKPk7q4HU1n4kg3UR6jicWXshOUxmJk2QaCCHhOvJ0imfVBv79bhYdHNjg/z7bmZVd+YpU9ITzDIa3QXRUi+vH7uGkf/mRXQh7CJGpZ3INhZYhPm/A25swLK7x2zGWTsntMz5x2EhJzoeNFfzQf0Ukn708csj3/wwZKvVsgp8U81cb2i4mz/JRXcYkU8qEVeLU51zbujeerrz6QWu+PIMAoUgj6WWVWmqQqTFIx4V45ijAbcDP+03I7RMKFnqKFJ6o91AqbZLcI+g9SbgEKxMsWXc5wJXYLgbfGEVNtdGTs5ANK2NZPwXV9a2r3TtvnlClc3pta9iOdhM+2nOXk1+cwsseJPAbGooAa/AiusOPMQr6ORsxkswwETPp6pgICNOywPPeOmkNdLZWL8u0lc= 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: On 31.10.23 00:21, John Hubbard wrote: > Hi, > > I have some tentative solutions to the "NUMA balancing prerequisite" for > Ryan's "[PATCH v6 0/9] variable-order, large folios for anonymous > memory" [1]. However, I need to actually exercise the patches, in order > to post anything worth reading, and as usual that is the hard part. > > After some initial searching around, it's time to simply ask: are there > any test suites that will exercise NUMA page faults with THP? I am > seeing hints of coverage, but with NUMA and THP separately covered, in > the mm selftests. And also stress-ng has some numa coverage. > > So I was thinking of augmenting the selftests to get coverage (and the > pte-mapped THP would be a happier story with this as well), but maybe > tests along these lines already exist somewhere? I suspect that you can run the autonuma-benchmark [1] (not sure if the official repository) with THP enabled. [1] https://github.com/pholasek/autonuma-benchmark -- Cheers, David / dhildenb