Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp622425pxa; Fri, 21 Aug 2020 16:40:19 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwIbizp/6gKDhtz80iUla2VYvC8gOcL7/3Jc9RH11JaFmaPru17aPbPtUwa62M/ktCDdWwV X-Received: by 2002:a17:906:414b:: with SMTP id l11mr5233572ejk.334.1598053219513; Fri, 21 Aug 2020 16:40:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1598053219; cv=none; d=google.com; s=arc-20160816; b=qRye6oR3OycLTa7+KfNOTBHHJdRrnsSnXf970YxPk5FLfmKKDXv9sIkMuuDdRoZUGv /rMe7HU76qWC/pqDtqbuAOleaxjydPyeQxiB/NpXllC77Nb/xSaW0KkkAiaTUMx0O4Xy XxNSHZMZ1vuMrG8ATK7FX+7PAJR+vvWeh/Oc2OH9W+51Bs4xMTQWg76YDyOMrQTHy1ew MeFoHwWbcQg1cfqh6nfQlGQ2QYYJoG8OW6m+iLA/atHxuuaPKgUhQA1U94VM/orrj9jR 6PusaMan+oWrqgboMJmV6vN8QirBC60lLlcHIq/QXNdvmBJLI40YwnvjTzMW0tWuLQVw n6Ig== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:references:cc:to:from:subject:dkim-signature; bh=eG1DGNfwcUES8MdO+v6w04I3v53RR6Tb+fhbzPafdmk=; b=m30SyvNVWACe5XVpUpmJDNbNYxOYyaQJ5FEdWQNRmHNOWdPTuHQOsAtnlofSTBwz4p dG7BWkgmcgbF6yHOJEASuvzDxyz4HvbNRRvJk4o5pcCDyVgn2HVqt/Nsjryn0AM2k5SF Gs7VMnCGWdABYZ32SkWIsnKnDJ2G9R5DlwxTcroqJdqBM94TY6UZ+c1jLIA9FoCNAqdI A32A9hc6VIsoy7PfKg4/waCoubKiydM3XRnGmKtQjYpO89Ebg6dEsZ1Fy0wOKqLFzX0D FH+09KniDSJejY1S+IE0oNVB/pcU6oPhXz4XzCe7LjMjV+dZjqxYD7rswiOJmt0pbRUt 7qSQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=l07jmwfv; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a17si1409180edx.135.2020.08.21.16.39.56; Fri, 21 Aug 2020 16:40:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=l07jmwfv; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726737AbgHUXgc (ORCPT + 99 others); Fri, 21 Aug 2020 19:36:32 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:47314 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726688AbgHUXga (ORCPT ); Fri, 21 Aug 2020 19:36:30 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07LNWML8180628; Fri, 21 Aug 2020 23:36:16 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : from : to : cc : references : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=eG1DGNfwcUES8MdO+v6w04I3v53RR6Tb+fhbzPafdmk=; b=l07jmwfviTqLfoNB40c+jxDl1RmF0u9R5rVbpwmYgbZuXV1SqmJPePTSTu3rDa0cB9fK 25NCyPnKroBR38mSbstPtqc1ib7139ee///ahlvT3bn07mn7VOdjiNmqZu6uCa1UV7uj 8PCEp8NpbnfPwDdWCiqILAfaTZtiEOkMVlr9MYUUne7X2kVkVPXkspOlgJbVahXyYxB7 J+o+i9VNaoLwQkXZyg3zq2Tw+xGcqvshHpC1YjcwOFCmwBCEJJe73DsIPglefQrUem5+ XxfWTlRESKR5l5iUT2apuzSBe6xUcY+Z8gY3RrunQK5WX7T5Q3418gCSVB5fyswDiInO TQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by userp2130.oracle.com with ESMTP id 32x74rrdyf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 21 Aug 2020 23:36:16 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07LNYPP6187152; Fri, 21 Aug 2020 23:36:15 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3020.oracle.com with ESMTP id 3325377uc6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Aug 2020 23:36:15 +0000 Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 07LNaD2m011347; Fri, 21 Aug 2020 23:36:13 GMT Received: from [192.168.2.112] (/50.38.35.18) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 21 Aug 2020 23:36:13 +0000 Subject: Re: [LKP] Re: [hugetlbfs] c0d0381ade: vm-scalability.throughput -33.4% regression From: Mike Kravetz To: Xing Zhengjun , kernel test robot Cc: Linus Torvalds , Andrew Morton , Michal Hocko , Hugh Dickins , Naoya Horiguchi , "Aneesh Kumar K.V" , Andrea Arcangeli , "Kirill A.Shutemov" , Davidlohr Bueso , Prakash Sangappa , LKML , lkp@lists.01.org References: <20200622005551.GK5535@shao2-debian> <718e1653-b273-096b-0ee3-f720cf794612@oracle.com> <691152ef-6787-9598-4445-fd2a0164f70f@oracle.com> Message-ID: <1f6d321e-96b4-18c3-2991-d6a2e94c9e60@oracle.com> Date: Fri, 21 Aug 2020 16:36:11 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <691152ef-6787-9598-4445-fd2a0164f70f@oracle.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9720 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxscore=0 spamscore=0 phishscore=0 malwarescore=0 adultscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008210216 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9720 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 impostorscore=0 mlxlogscore=999 priorityscore=1501 phishscore=0 spamscore=0 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 malwarescore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008210216 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/21/20 2:02 PM, Mike Kravetz wrote: > Would you be willing to test this series on top of 34ae204f1851? I will need > to rebase the series to take the changes made by 34ae204f1851 into account. Actually, the series in this thread will apply/run cleanly on top of 34ae204f1851. No need to rebase or port. If we decide to move forward more work is required. See a few FIXME's in the patches. -- Mike Kravetz