From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 2BE222D1911 for ; Fri, 15 Aug 2025 07:36:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.21 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755243386; cv=fail; b=o9otJCXQ7h1DhANVTE5nO/WIP4dBW7M25XrEpjcbrl3eJcqM5V1h3J/BrqRvuL5U8U9G7+ivE6nfUzbUzBC0AkY8s+zxk98plW4+X9HDl1kScMVASJttvSuWD308MSqXlL+MDTPnJmTyxvua+nvUO1kKe7SjHX4URMpJ9SKlupE= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755243386; c=relaxed/simple; bh=up3G4kJ8Ih/PETdQVynPqvb17RkKWhIm4DJ7C90eIX4=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:MIME-Version; b=iZXARzt86jO8L6bAqaw05uNS8FE26M/jSfwRW8v21FAXJxD8ddq60SMv+QfGbduaUZjNm5MUB+nQtwyCBGaZDnHG6iLpdPkOjl9mcJ1P/F4HCDj94Swc3I8QONpvgHYD8c6eb55FCftLQZFPN5Q34oTzDMI7nR4znSpPUB3ubQQ= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=CzTWyx6B; arc=fail smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="CzTWyx6B" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755243383; x=1786779383; h=date:from:to:cc:subject:message-id: content-transfer-encoding:mime-version; bh=up3G4kJ8Ih/PETdQVynPqvb17RkKWhIm4DJ7C90eIX4=; b=CzTWyx6Bli3NEXdBEsy8xNMrwpe5orVkWvDvmTLjEIr02u3/k3uvulMX TbS7V3luxNs1rc2Onk3Ix6tiqS0l2KjWE3NmJSJAsTCdda4QSPW1KKJOb 6KFxnZCUQ79HQgQBvy+9bAzNvtmwVC3hNee3nMU9uJMe4aaWQie8KvuBw v0bEslSw5QWMBPdRU6fNjGgO+hbNRFWpkNJg27f3cUL0V2CEbrFV/Ly6d EcjGfgFpZEVZXA2QuYHP0v4dWVJnZ5EuwOQi2akL+KoXACqdQxZgIamMJ eqyZCCqUJSylK5qTq4GeIlOTLZacrYk933Wi6XE2mnpt1D9XqxIdj9ObE w==; X-CSE-ConnectionGUID: mYgQT7u8QO6G1Vc7nVxxqw== X-CSE-MsgGUID: 0ZINU4XYTOetV6T3dOwmVQ== X-IronPort-AV: E=McAfee;i="6800,10657,11522"; a="57478585" X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="57478585" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2025 00:36:16 -0700 X-CSE-ConnectionGUID: L2KqwqH7QXi5DUNIjrMSDA== X-CSE-MsgGUID: pfHQMgIrR0qBhz9eCxMy4w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="204142335" Received: from orsmsx901.amr.corp.intel.com ([10.22.229.23]) by orviesa001.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2025 00:36:15 -0700 Received: from ORSMSX903.amr.corp.intel.com (10.22.229.25) by ORSMSX901.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Fri, 15 Aug 2025 00:36:14 -0700 Received: from ORSEDG903.ED.cps.intel.com (10.7.248.13) by ORSMSX903.amr.corp.intel.com (10.22.229.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17 via Frontend Transport; Fri, 15 Aug 2025 00:36:14 -0700 Received: from NAM12-BN8-obe.outbound.protection.outlook.com (40.107.237.69) by edgegateway.intel.com (134.134.137.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Fri, 15 Aug 2025 00:36:14 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=v6A84iGNd9VDknnFJgzgq3U77slwVZodmiNO1mjm8yaYqhYSe47q67TpiCsgDkcgKyux5vQr45NFHsD57BK72nOEwywNKpUErUhFjjgv7I5eDtBOeZ3JZ3tReX7ktn0H9+Cl2qMu8BFAUsLiyg8L0s2gdsi5VrIv98KRz+EHxoqE5v/m6FEXhyyCvI31gV4A2QyuoaaYmC6ICmKIwiFhf6qXv7PBuf7laefcLe4lh00YkpMrZJ9+uDGtnqnXAmbXE9VMmOjgPXCXaFXcTKRbycMeWqvg+4onZsyisITNx4C/JkH1FvkUrRUzgYOrbmZX/SGpRyiPSZ+zXEcRyCh3Yg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=0p7upnogcU+ReYyfN58Z0czb/V906lFDtWCzDN+qUuM=; b=tVqZcFPdMXNuBcGglvPzMM7W8bALFgT0LxmFT0Ex9az+ZLyGh+Qb9BQ/QIjpFLzkmYmQ1vavS/kooXDa2xTB8nZqvvPSPZEYoEcD2MDQFfgkbFy3O3CQoqU5GERzsKwCJNPxXg3keJNVk0ck0nU73ltGKCsmTy5XY4Ur0ht3rPLFEKf/z/vf9/i6BgHg6LlJum/iZf/0k2kv2KXvw+NKnVOPnz9pazxb7JMt6M/B7BzKY9O9UF4uVb5rT7JWxIjMadAvP4qym2MLjdVXW3GxAvHWKHUjEY7piQMKvOI1z01Unin7NDrzb08qvssISHS0h3wtGs0cKCghWtAVKTySZg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) by CH3PR11MB8749.namprd11.prod.outlook.com (2603:10b6:610:1c9::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9031.16; Fri, 15 Aug 2025 07:36:10 +0000 Received: from LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c]) by LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c%5]) with mapi id 15.20.9031.014; Fri, 15 Aug 2025 07:36:09 +0000 Date: Fri, 15 Aug 2025 15:36:00 +0800 From: kernel test robot To: Jens Axboe CC: , , , Andrew Morton , Subject: [linus:master] [llist] 375700bab5: will-it-scale.per_thread_ops 2.6% regression Message-ID: <202508150803.d5387224-lkp@intel.com> Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit X-ClientProxiedBy: SG2P153CA0028.APCP153.PROD.OUTLOOK.COM (2603:1096:4:c7::15) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) Precedence: bulk X-Mailing-List: oe-lkp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|CH3PR11MB8749:EE_ X-MS-Office365-Filtering-Correlation-Id: 43991e2a-b1f8-4832-b103-08dddbce6677 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?iso-8859-1?Q?AsPo/zt8MIxyOlOOSFUMUMk5Szis7c2USUQdAjCn9M6Zjm5LuyNTLbE9ND?= =?iso-8859-1?Q?wLp5iClN+DC4+ImEe/rt3Vw1sdOJoLPtGu5fkB4vJrsEQBdoei3R9x+fSA?= =?iso-8859-1?Q?LpdttGuO+k9CVhsxABItZmxXkJMesS+4rR6Ch42BT/aqk+YOHc3fLizsjd?= =?iso-8859-1?Q?8A0tACWyEkPIiRG+UvUQjqBu+yHmQ+dGWrB2p9cxXP32x07c1az5sqtzW9?= =?iso-8859-1?Q?+V1HOUWp6DFA3RCYyAZxEY/x6k3+GhjWxDPoeEJxe5f+RJG1nPQIIvY7Dl?= =?iso-8859-1?Q?Wt19L3nY61Gp8hQJdUuv/IbA9rprRdAaeZYx+yK9RGmCmlvZP8dnlFVD7N?= =?iso-8859-1?Q?U9hKpixWIuVqrx+/37ARjXDsQaO4yoA58HdxlDaE+OGraSuwbJ7IEy+bBa?= =?iso-8859-1?Q?K2CnnSJy6u6OTXNeBOzlnhq8N+0vxgEATfEEt+rn9zkUD3ebA74pnfT8l5?= =?iso-8859-1?Q?7kOaURrcZh0gIM91QE4Uhg2bbfSbIu0+cerR5DS7257Atk1b7D/JpMyopH?= =?iso-8859-1?Q?GkL1WUaiOqzxis5AlbDfoWzoYTKVABLnEmBi/xLtQsA8sO0Q5FY5ZZlB4n?= =?iso-8859-1?Q?QT0MmqL2zxCFk+9D9MOTpS+hZbZmigAHED3I0VW0Cvfe5x2g6KWSwZrIzA?= =?iso-8859-1?Q?a6sdcmMCjT5/9CxWxQ0vSLv6nDumWo/il1ypV0A0UYRRU0U07pd14FUifb?= =?iso-8859-1?Q?OUDxORGUVpx9Wpy3iuYgl362KG+VJbPy7RmTdoakctaWPZ/tMDNmejLpdy?= =?iso-8859-1?Q?8ZKwJMVgWwEkr/qTm0B4QvtEf8vIcF06kiArkDqUODw5VWyzSf3P1b67HR?= =?iso-8859-1?Q?FaYriqbWC/eZ3PEKceCQMEJ1jgRnH5SKSbOwRIjhFs/wXzZb36qukwDxpX?= =?iso-8859-1?Q?M+Z5ILMAY/hI5g1qU23CrQvK69wkIo2kuRE3OfxoNYm27Fzhk5PZ3K5uRv?= =?iso-8859-1?Q?TlZahoxCg7oRaiWUmRm2i+DFOsdR7IQz28ROZocsUa0xJdA/RxYRH0zpL4?= =?iso-8859-1?Q?Odb3GvGrYSNb/+tbAtAPBfbwWxABdYdxlnTXq16VXiXLHDZQIVWPaESwYG?= =?iso-8859-1?Q?EAt0oIhE73zzlBwkyY8Wgt9yuGkxX/M6OD+DwH6RsiZXOjxD8Dhdr/LqTE?= =?iso-8859-1?Q?pzSDRvw1wZzjca2nW6cBrYjubWEGSTIcm4z9t9c793v2MMZvEuiTmei1N7?= =?iso-8859-1?Q?SDzI0IRTcOjAYD8fhooXXw4BAVnJtzbMMw2jpxnDnW37USxDJdgY1ruNmu?= =?iso-8859-1?Q?9z/3diXgkoC9ImWVwRY0ArrMZh+DZHDdoTrqE/++FvEhw4PaTzpYt7Dyiz?= =?iso-8859-1?Q?2vOPFT/yjLvMHV2eoWczibUUAFwJRHnsg4dVWYro5tWV+9njpAxPextzGV?= =?iso-8859-1?Q?3Sssn4gIwmqBIoekiuepCuX8Zk9Yx5PlXI5ksfNKDrbA75HGpMe0ObCKDC?= =?iso-8859-1?Q?lHD/ZhRZF9fB7K9M?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:LV3PR11MB8603.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(1800799024)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?iso-8859-1?Q?OtmQKciAi4pE8Q7zI/mAQc2Dr+bnVasHvsWgLtDBpxLsUBG7WuO9DFTOhd?= =?iso-8859-1?Q?T6haNz6btgRS0mvtpdpGLgii4TzpW2ffkHGI9IG3S3pgpDYgHHqA84jMLI?= =?iso-8859-1?Q?hgnOJNlIVmWQRwKEjmseWDEbjI3RG+rpn+mBI36SAATsHourFwIkEdpOyT?= =?iso-8859-1?Q?MtYgxnUhetby8vr0eSlCq3NV78n37mAq9dDdVTaRUKD3SKuFVY4pWY2HQ0?= =?iso-8859-1?Q?cjwJfagyWEdknftIalufLYcsZFCr3OpOAoQ+6hnm5mWmGP06NwE5NFhv75?= =?iso-8859-1?Q?1fsQyeVKz0yx2BsP10hBahreboFf/81rOdt+/LIJVxwmPX2OVYN6e0f+G0?= =?iso-8859-1?Q?fGxbpi3cFR0yXjOEU4v4HPaf4YmZXw5549zC1FLTSMhrIgrT76A1g3hqp5?= =?iso-8859-1?Q?wM3M1MihMgdBuzQ6ydZyRYsc/waAuja46eq1JZEkLuo1+7OYkIYm2P4e/f?= =?iso-8859-1?Q?T6sWKqlMRU/NKfyUrAjPnDnr1n1lCKa3+WbqrHNdSWuOQo4+43vMpBIYoK?= =?iso-8859-1?Q?83hrFmILq9n9glPXGUYhOFyj59PiVCIOH0K/+sotiGQGqPb/1HlClxnFh7?= =?iso-8859-1?Q?rP63qwdJJh1Wi+sv9SWWut+7jYz7rE7BGTe+MWAVVu+EQYFArW5Hsw/I15?= =?iso-8859-1?Q?0vk8rYipukvTYtkXHoY67ehq5CyUQ1qPcnz0iZEPcTbk0ZlTB4CBlrvuJ9?= =?iso-8859-1?Q?SXXwL9ms2B4J6K+Tr3xS/iT5LIlj7ngjU+ZYWBr2Xko3q7z0r7gM5RHsiW?= =?iso-8859-1?Q?T4aDpDpTU9+Z7JerfgM4jAzDxSUvrXhujfOk63WUUjVf/5NzH/H+uSrpP6?= =?iso-8859-1?Q?t/lvDpLi0N97BAJuoGZNvelBxRt1xTS/jTSU8CU2lA9U8AZFSiMFJvCbFj?= =?iso-8859-1?Q?syXkhBT0Y+E+VwpOg1QLZK7muLReZjZq7DVGtuyrI4xwyPB1QdrC1SXJg2?= =?iso-8859-1?Q?C+dP5ruDOnjezB2QkF7ZEzIZjyu/9ltWL2r84JHUzIyGaErTpGesaJth2d?= =?iso-8859-1?Q?FP5DCGH9YCi2IomEvRHTZfrw/NPhIWTT+ym+Tj/sXZsXnbxO7ZNLmiPLAT?= =?iso-8859-1?Q?+EcoEiUUbsAApQa6EpXzeejPTJFUuO+1is/EyG+2bWdIVs24sLK5zcn31j?= =?iso-8859-1?Q?hMiotBj/nYoyG8wg6e/m3Q9nZ3Y+N5if/SkY8pa007TEVNZTeTXef9WZXA?= =?iso-8859-1?Q?vogc+uQuc9QyvOFDdVeJJSaQqHedTVHVhqF3R+TivwdgAxxr3WXbLfoCKy?= =?iso-8859-1?Q?ZeJaLK7UCgOi1ZziXXN6XQ3UjdO97jWrf+WGHcuh7ag+sSh4qgbuNFp1Ao?= =?iso-8859-1?Q?BuOnD9Em4YbAVgBuvghvkKqQ9aBYDNZEI7OiO6Ww3HYwZAvIzMO7npxqa6?= =?iso-8859-1?Q?cPhFaQlR+wdPdUil+LaW2eTZcWns1rx/vIAsnmYX0Ar70dElpP/F50P/wu?= =?iso-8859-1?Q?ZQrviB9Go+3vwNKwi0yCwd6AOH+tBRkIESt6ZLna7BEnaysIrk/834W0QU?= =?iso-8859-1?Q?tYreztT9BJUjATkO9UC7LcnxgbjnEOCGYXvUrChCwZePxsxZFRKGbBx3Vj?= =?iso-8859-1?Q?AcuxkuGiXd+sYOGobkcbhIk8Uo7CSCZrHZpUkJ52MLRdLXU2Ubh0pM+pYe?= =?iso-8859-1?Q?du/47bDbb44oz1J0bH5MXDyginzS/DgSn+BDNWx2MryUVeqL9H3jWmKg?= =?iso-8859-1?Q?=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 43991e2a-b1f8-4832-b103-08dddbce6677 X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Aug 2025 07:36:08.9257 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: SpFF12ntaBtGNAgpy+02ObNHgmm/C4DgVmOIXbIz1cAjYI2UC8NOmCku0A+cdVi+zr2IWk2KWJCak5uqpU9TPw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR11MB8749 X-OriginatorOrg: intel.com Hello, kernel test robot noticed a 2.6% regression of will-it-scale.per_thread_ops on: commit: 375700bab5b150e876e42d894a9a7470881f8a61 ("llist: make llist_add_batch() a static inline") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master [still regression on linus/master 8742b2d8935f476449ef37e263bc4da3295c7b58] [still regression on linux-next/master 2674d1eadaa2fd3a918dfcdb6d0bb49efe8a8bb9] testcase: will-it-scale config: x86_64-rhel-9.4 compiler: gcc-12 test machine: 192 threads 4 sockets Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz (Cascade Lake) with 176G memory parameters: nr_task: 100% mode: thread test: tlb_flush3 cpufreq_governor: performance If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202508150803.d5387224-lkp@intel.com Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250815/202508150803.d5387224-lkp@intel.com ========================================================================================= compiler/cpufreq_governor/kconfig/mode/nr_task/rootfs/tbox_group/test/testcase: gcc-12/performance/x86_64-rhel-9.4/thread/100%/debian-12-x86_64-20240206.cgz/lkp-csl-2sp10/tlb_flush3/will-it-scale commit: 5ef2dccfcc ("delayacct: remove redundant code and adjust indentation") 375700bab5 ("llist: make llist_add_batch() a static inline") 5ef2dccfcca8d864 375700bab5b150e876e42d894a9 ---------------- --------------------------- %stddev %change %stddev \ | \ 118225 ± 2% -6.0% 111161 perf-c2c.HITM.total 1.926e+08 -2.5% 1.878e+08 proc-vmstat.pgfault 14579 -2.2% 14264 vmstat.system.cs 579287 -2.6% 564220 will-it-scale.192.threads 1.98 -2.9% 1.92 will-it-scale.192.threads_idle 3016 -2.6% 2938 will-it-scale.per_thread_ops 579287 -2.6% 564220 will-it-scale.workload 0.33 ± 19% +34.2% 0.44 ± 6% perf-sched.sch_delay.avg.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown] 4.79 ± 9% -44.9% 2.64 ± 67% perf-sched.sch_delay.max.ms.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 28.30 ± 3% +9.9% 31.10 ± 4% perf-sched.total_wait_and_delay.average.ms 71544 ± 2% -12.6% 62531 ± 3% perf-sched.total_wait_and_delay.count.ms 28.21 ± 3% +9.9% 31.00 ± 4% perf-sched.total_wait_time.average.ms 47.56 ±115% +220.4% 152.39 ± 11% perf-sched.wait_and_delay.avg.ms.anon_pipe_read.vfs_read.ksys_read.do_syscall_64 3197 ± 5% -13.6% 2761 ± 5% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 4324 ± 16% -28.8% 3079 ± 2% perf-sched.wait_and_delay.count.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown] 0.30 ± 73% -73.6% 0.08 ±109% perf-sched.wait_time.avg.ms.__cond_resched.unmap_vmas.vms_clear_ptes.part.0 47.48 ±115% +220.3% 152.08 ± 11% perf-sched.wait_time.avg.ms.anon_pipe_read.vfs_read.ksys_read.do_syscall_64 9.36 +4.5% 9.77 perf-stat.i.MPKI 1.427e+10 -4.5% 1.362e+10 perf-stat.i.branch-instructions 0.97 +0.0 1.02 perf-stat.i.branch-miss-rate% 34.20 +0.7 34.87 perf-stat.i.cache-miss-rate% 1.753e+09 -1.5% 1.727e+09 perf-stat.i.cache-references 14678 -2.6% 14293 perf-stat.i.context-switches 9.07 +3.8% 9.42 perf-stat.i.cpi 556.91 ± 2% -4.6% 531.43 perf-stat.i.cpu-migrations 6.398e+10 -4.0% 6.145e+10 perf-stat.i.instructions 6.62 -2.8% 6.44 perf-stat.i.metric.K/sec 635521 -2.7% 618322 perf-stat.i.minor-faults 635521 -2.7% 618322 perf-stat.i.page-faults 27.27 -27.3 0.00 perf-profile.calltrace.cycles-pp.llist_add_batch.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range.tlb_finish_mmu 26.31 -26.3 0.00 perf-profile.calltrace.cycles-pp.llist_add_batch.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range.zap_pte_range 12.12 -12.1 0.00 perf-profile.calltrace.cycles-pp.asm_sysvec_call_function.llist_add_batch.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range 11.53 -11.5 0.00 perf-profile.calltrace.cycles-pp.sysvec_call_function.asm_sysvec_call_function.llist_add_batch.smp_call_function_many_cond.on_each_cpu_cond_mask 11.39 -11.4 0.00 perf-profile.calltrace.cycles-pp.__sysvec_call_function.sysvec_call_function.asm_sysvec_call_function.llist_add_batch.smp_call_function_many_cond 11.36 -11.4 0.00 perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.__sysvec_call_function.sysvec_call_function.asm_sysvec_call_function.llist_add_batch 13.84 -0.3 13.54 perf-profile.calltrace.cycles-pp.llist_reverse_order.__flush_smp_call_function_queue.__sysvec_call_function.sysvec_call_function.asm_sysvec_call_function 48.02 +0.2 48.21 perf-profile.calltrace.cycles-pp.unmap_page_range.zap_page_range_single.madvise_vma_behavior.madvise_do_behavior.do_madvise 47.88 +0.2 48.07 perf-profile.calltrace.cycles-pp.zap_pte_range.zap_pmd_range.unmap_page_range.zap_page_range_single.madvise_vma_behavior 47.89 +0.2 48.08 perf-profile.calltrace.cycles-pp.zap_pmd_range.unmap_page_range.zap_page_range_single.madvise_vma_behavior.madvise_do_behavior 4.21 +5.9 10.09 perf-profile.calltrace.cycles-pp.asm_sysvec_call_function.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range.zap_pte_range 4.19 +5.9 10.08 perf-profile.calltrace.cycles-pp.asm_sysvec_call_function.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range.tlb_finish_mmu 8.00 +11.0 18.97 perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.__sysvec_call_function.sysvec_call_function.asm_sysvec_call_function.smp_call_function_many_cond 8.02 +11.0 19.03 perf-profile.calltrace.cycles-pp.__sysvec_call_function.sysvec_call_function.asm_sysvec_call_function.smp_call_function_many_cond.on_each_cpu_cond_mask 8.11 +11.1 19.25 perf-profile.calltrace.cycles-pp.sysvec_call_function.asm_sysvec_call_function.smp_call_function_many_cond.on_each_cpu_cond_mask.flush_tlb_mm_range 54.16 -54.2 0.00 perf-profile.children.cycles-pp.llist_add_batch 21.03 -0.5 20.54 perf-profile.children.cycles-pp.__flush_smp_call_function_queue 20.82 -0.5 20.37 perf-profile.children.cycles-pp.__sysvec_call_function 21.06 -0.4 20.62 perf-profile.children.cycles-pp.sysvec_call_function 22.05 -0.4 21.64 perf-profile.children.cycles-pp.asm_sysvec_call_function 14.88 -0.4 14.52 perf-profile.children.cycles-pp.llist_reverse_order 0.49 ± 3% -0.1 0.41 ± 8% perf-profile.children.cycles-pp.common_startup_64 0.49 ± 3% -0.1 0.41 ± 8% perf-profile.children.cycles-pp.cpu_startup_entry 0.49 ± 3% -0.1 0.41 ± 8% perf-profile.children.cycles-pp.do_idle 0.49 ± 4% -0.1 0.41 ± 8% perf-profile.children.cycles-pp.start_secondary 0.42 ± 3% -0.1 0.35 ± 8% perf-profile.children.cycles-pp.cpuidle_idle_call 0.40 ± 3% -0.1 0.34 ± 7% perf-profile.children.cycles-pp.cpuidle_enter 0.40 ± 3% -0.1 0.34 ± 7% perf-profile.children.cycles-pp.cpuidle_enter_state 0.23 ± 4% -0.0 0.18 ± 6% perf-profile.children.cycles-pp.intel_idle 0.48 ± 2% -0.0 0.44 ± 2% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 0.21 -0.0 0.17 ± 2% perf-profile.children.cycles-pp.__sysvec_call_function_single 0.22 ± 2% -0.0 0.19 ± 2% perf-profile.children.cycles-pp.asm_sysvec_call_function_single 0.40 ± 2% -0.0 0.36 ± 3% perf-profile.children.cycles-pp.__hrtimer_run_queues 0.29 ± 5% -0.0 0.26 ± 5% perf-profile.children.cycles-pp.madvise_lock 0.22 ± 2% -0.0 0.18 perf-profile.children.cycles-pp.sysvec_call_function_single 0.52 ± 2% -0.0 0.48 ± 2% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 0.44 ± 3% -0.0 0.41 ± 3% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 0.32 ± 2% -0.0 0.29 ± 2% perf-profile.children.cycles-pp.update_process_times 0.44 ± 2% -0.0 0.41 ± 3% perf-profile.children.cycles-pp.hrtimer_interrupt 0.12 ± 3% -0.0 0.10 ± 8% perf-profile.children.cycles-pp.rwsem_down_read_slowpath 0.24 +0.0 0.26 perf-profile.children.cycles-pp.next_uptodate_folio 0.49 +0.0 0.53 ± 2% perf-profile.children.cycles-pp.should_flush_tlb 48.07 +0.2 48.25 perf-profile.children.cycles-pp.unmap_page_range 47.94 +0.2 48.12 perf-profile.children.cycles-pp.zap_pmd_range 47.93 +0.2 48.12 perf-profile.children.cycles-pp.zap_pte_range 41.92 -41.9 0.00 perf-profile.self.cycles-pp.llist_add_batch 14.87 -0.4 14.51 perf-profile.self.cycles-pp.llist_reverse_order 0.23 ± 4% -0.0 0.18 ± 6% perf-profile.self.cycles-pp.intel_idle 0.18 ± 2% +0.0 0.19 perf-profile.self.cycles-pp.next_uptodate_folio 0.14 ± 2% +0.0 0.16 perf-profile.self.cycles-pp.filemap_map_pages 0.36 ± 2% +0.0 0.40 ± 3% perf-profile.self.cycles-pp.should_flush_tlb 29.83 +42.5 72.37 perf-profile.self.cycles-pp.smp_call_function_many_cond Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki