From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.100]) (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 92F726FA5 for ; Sun, 10 Sep 2023 15:29:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694359794; x=1725895794; h=date:from:to:cc:subject:message-id: content-transfer-encoding:in-reply-to:mime-version; bh=Bk4SPgmZR1UAK5t13tLxe/Phvpazlc/M/A1M1EgZBa8=; b=YtCiUQSs0Cq/COrbMmEXJdrabXv/MgZeVetHc67m5R4Dni7/+LCgTTc8 mnW7dAetLAErAoiGQtn6WW+ICgZYXH1XRcBKobym4ejtSoXpQail3F/0m 1HvVNg0klBu9voCsxT9DadySbnAZbZvZn/SNAIneMrawg4v3Oz5pH/aP6 0hDH9+3KKHMNV8QouLjpqrGVDDsrh8xNvpr7yJTHOyqE4K98djTryCKbu RKh3DLxnobFUsz0J2PmJ+MeUkLdVL8DbKhdPEQNe241ltEIyiJuxsIel8 A9iuPtmuV4Izkmk7WT8Ud6qaHLKKKYRLAipbELk5aGcQKb41q7lm9kuqe w==; X-IronPort-AV: E=McAfee;i="6600,9927,10829"; a="444333400" X-IronPort-AV: E=Sophos;i="6.02,242,1688454000"; d="scan'208";a="444333400" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2023 08:29:53 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10829"; a="1073844798" X-IronPort-AV: E=Sophos;i="6.02,242,1688454000"; d="scan'208";a="1073844798" Received: from orsmsx603.amr.corp.intel.com ([10.22.229.16]) by fmsmga005.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 10 Sep 2023 08:29:52 -0700 Received: from orsmsx610.amr.corp.intel.com (10.22.229.23) by ORSMSX603.amr.corp.intel.com (10.22.229.16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.32; Sun, 10 Sep 2023 08:29:52 -0700 Received: from ORSEDG602.ED.cps.intel.com (10.7.248.7) by orsmsx610.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.32 via Frontend Transport; Sun, 10 Sep 2023 08:29:52 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.106) by edgegateway.intel.com (134.134.137.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.27; Sun, 10 Sep 2023 08:29:45 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=bTSZcy5v1xay0ytSgH4BWn3gjsD6cvCkTAgzg3RDIDJuqtPpe8QCbyb/naeP3+lryh2Z8VQEU9hb3qc+lLHnHzp8mZ1/SOdpF1oLgrFs17/DiUR2XmQ93SIqVUozONEu5oOL8TEPF2I+sXtu/O1O7brtxDFhAAmduJ9dN+drdtVuzCghsDu0ByckLfPbIDdACHqlxE5nWGX+6Uj+akaePWCvP56O5ZJEpWEDvSkh2AGC6IZPUUsNuNktITWJBlSdeDEwF0//0pxJ4JTWGGt204g/xiPs/872Zo9BoeZv0uexNNXIFj6hvHPxgwYAtOItrPksT8zkCf6RciNQUWy/wA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=g+aCrNggeu3GsjA3nSk468dgNvD9xtu50Q27u16e02Y=; b=LDeyGEMHFwvYFRLNANY70Mlcz7TyvD1TBMn2RO5emOqJzyxaadE04+B3ecdnz9y6qsjwejrLq7mR+Tkdmv7MpJhlu5CWGLkFWMZnxWWbQT5MX4+vAAr3n8ewMJ35KUnCPo08UeagWAl1ew7WHuvNVzNR5CjAcSCFra3OqlO43Rru+I6ASFmC4MRlMfqi7wqbe4OOISKoQnX3/yx83mu+z7mA2qIed5m6W0pdkXiYAQpXROjFpNJyJ5geo5ov/Nnqz1t0soCw7eRjZKcKo3OSxeF9IvRSJcwuVLbyJ8FFDBdlti2+WsZg72Fs7QQoRUTOSmh6vMeCDCABoOV1aZ3cAQ== 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 PH8PR11MB6779.namprd11.prod.outlook.com (2603:10b6:510:1ca::17) by BN9PR11MB5451.namprd11.prod.outlook.com (2603:10b6:408:100::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6768.34; Sun, 10 Sep 2023 15:29:43 +0000 Received: from PH8PR11MB6779.namprd11.prod.outlook.com ([fe80::73c6:1231:e700:924]) by PH8PR11MB6779.namprd11.prod.outlook.com ([fe80::73c6:1231:e700:924%4]) with mapi id 15.20.6768.029; Sun, 10 Sep 2023 15:29:42 +0000 Date: Sun, 10 Sep 2023 23:29:28 +0800 From: kernel test robot To: Raghavendra K T CC: , , Bharata B Rao , , , , , , , , Ingo Molnar , Peter Zijlstra , Mel Gorman , "Andrew Morton" , David Hildenbrand , , Juri Lelli , Vincent Guittot , Aithal Srikanth , "kernel test robot" , Raghavendra K T , Sapkal Swapnil , K Prateek Nayak Subject: Re: [RFC PATCH V1 5/6] sched/numa: Allow recently accessed VMAs to be scanned Message-ID: <202309102311.84b42068-oliver.sang@intel.com> Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <109ca1ea59b9dd6f2daf7b7fbc74e83ae074fbdf.1693287931.git.raghavendra.kt@amd.com> X-ClientProxiedBy: SG2PR01CA0115.apcprd01.prod.exchangelabs.com (2603:1096:4:40::19) To PH8PR11MB6779.namprd11.prod.outlook.com (2603:10b6:510:1ca::17) 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: PH8PR11MB6779:EE_|BN9PR11MB5451:EE_ X-MS-Office365-Filtering-Correlation-Id: 69f35ca6-aee3-47af-887d-08dbb212c0f1 X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH8PR11MB6779.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(376002)(346002)(136003)(39860400002)(396003)(366004)(186009)(1800799009)(451199024)(6486002)(6506007)(6512007)(6666004)(83380400001)(86362001)(82960400001)(38100700002)(36756003)(2616005)(1076003)(26005)(316002)(6916009)(7416002)(41300700001)(2906002)(8676002)(4326008)(54906003)(8936002)(66476007)(66946007)(66556008)(478600001)(966005)(5660300002);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?iso-8859-1?Q?2cgOTqa5Vir6s3/eO5lL4G8tvaYb7ngrcDkzP52BUlzvXjsZf2z4waEgRh?= =?iso-8859-1?Q?5z1yAtX//7I9cCE/vlXQpamU17uCTKftn4deNYglx03/9b5slGg/8/uI3h?= =?iso-8859-1?Q?dmJst7hg8JAOokIoDIlBJhlW67pImvtuHp+4EQbW2lvRQ34+nIl4Us/flj?= =?iso-8859-1?Q?BFE76CCxPNq7FvYdjfTmANoEZQhHdHaxh4j6sUtbEu2V8xdPMQDaUniDTv?= =?iso-8859-1?Q?psBXpotiJRye3WDVYZOVHnFQFRif2GmH5wihJng6V85z6/HPvTTkUuCk9L?= =?iso-8859-1?Q?6QvRtK6DN3qW5tUNx4OqCz8cdKr/d7vEaUBVlwQEc7bv1lpkMF3lkNJmbB?= =?iso-8859-1?Q?YENC23KvJkBIjXtblSVkTmp+M7V4nqJMUzbE8JEQkgshtX1rZptzr5GQxU?= =?iso-8859-1?Q?jtkwbXlao2U6zklmqA1sVYvxd3AyiJreO022ccUnVBLWSF2U22/GbWuVl4?= =?iso-8859-1?Q?exxtmECDmLATkYgr55t3iSE6hyYRgmRTY5BynIOZJ+MNUglqpy6CXf4/Vy?= =?iso-8859-1?Q?ujcAAiG55z+UgHgKjCXVmz06aaHKtHQIBOGwq2k3qN1RYqfYUUAMGlcfBO?= =?iso-8859-1?Q?4YFkvMQCdpD4fGbNuxwX/HoPYqSqBVPSrd5rdA1M6IhK8+SAJp3bNN722S?= =?iso-8859-1?Q?2qm1o3MyD2zMgoc74lv7Bl6gMVOHrNs9b5jAUIXzbMT5qUBbVBnG2cDZoz?= =?iso-8859-1?Q?GoFLo/rbKXSYu2UYYw0vw9jT0126GMQ2ZvyB9AB1csHEMnA9/sEEPXQkYo?= =?iso-8859-1?Q?7hU59paWjyGhHNaK5inW4ZxgDQcPj8zDjZjhHY2F8iPbTeIfNQqDY1h1W/?= =?iso-8859-1?Q?0NHnNKIX2/GcQ9gheY5xWsSqtV5hJppEUAkcAfHpifL/4eZSHY+1cYkZ/b?= =?iso-8859-1?Q?vbfRRtxODPOsEDGybaEg3Bm67+f7+FIZLp7qNlXzDVIDch9lJt/J5Pj9QN?= =?iso-8859-1?Q?pOwB/nfbko4kwrTuPAHYspLORQFrCcYrqU75XHhIDyM0+aiHR6EVvSsbGl?= =?iso-8859-1?Q?S8+f8zX4PumpFcnAgT04Lxz+nn0JKOIwBgBXOVVhv/fojYcQtVmFbUMfP+?= =?iso-8859-1?Q?83aXxfERKxu4DFwtCQCg5nBw/mmRdoa3xTzUbCrmzUQjK0+7bVC6d6+5S/?= =?iso-8859-1?Q?LfN+n4pvNWsdMbJINwp2fV/Sx6gu5K+J7BdIHHsvjhyF4g3VTqbkrFcuVT?= =?iso-8859-1?Q?QMzo5LseRr7czixrFspLl+r04f8uJ828GkUlk0J2lavGwK7HSX3GUVrwLg?= =?iso-8859-1?Q?XqkrOicwbh4WVIkdPLe0iFsoSpFL3V8A6N5RRNxEE6WhrobtM/X0GiE1AT?= =?iso-8859-1?Q?/WV7VqGVnqnzNsN9LcKBs1mCg0NkwI8g/rEWOxYlbOUVD4oOS8Bs52ESOo?= =?iso-8859-1?Q?LMUdhdu6H0qLTfwBLoVKUR6NLFS02XTIfcrH6bIxZcTBQgAHWjWGQKK+ke?= =?iso-8859-1?Q?2hvNP9FESBhB7rG/IxOWeJV81qry8/wnCfrMDbBcWaC2FfGXyuvVMcMAhG?= =?iso-8859-1?Q?4cZm1nDUWsSIPgWJXf7l5H0qj0hisO9ccEnZgtFLuFKVoQhle9v8jXcIkm?= =?iso-8859-1?Q?fechwaFDxwcFzSAq1Yx8BNotlRWu7YWVUDJ5b7zKK+I7TOSbR4BJiUQqy/?= =?iso-8859-1?Q?8DWPQ3A00oZ8ftKU2ECpNMztzyWDwW2npArM730h+uElXuCCnXr1In1w?= =?iso-8859-1?Q?=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 69f35ca6-aee3-47af-887d-08dbb212c0f1 X-MS-Exchange-CrossTenant-AuthSource: PH8PR11MB6779.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2023 15:29:42.3601 (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: pTJL3ES5Z7CRyAzB221GXi0b+FM53YyYvZ48NvK0FU07+vpxie/a7z/7H+wBTCQlNEzKGpxHyeeJNZxQwp1MoQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR11MB5451 X-OriginatorOrg: intel.com Hello, kernel test robot noticed a -33.6% improvement of autonuma-benchmark.numa02.seconds on: commit: af46f3c9ca2d16485912f8b9c896ef48bbfe1388 ("[RFC PATCH V1 5/6] sched/numa: Allow recently accessed VMAs to be scanned") url: https://github.com/intel-lab-lkp/linux/commits/Raghavendra-K-T/sched-numa-Move-up-the-access-pid-reset-logic/20230829-141007 base: https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git 2f88c8e802c8b128a155976631f4eb2ce4f3c805 patch link: https://lore.kernel.org/all/109ca1ea59b9dd6f2daf7b7fbc74e83ae074fbdf.1693287931.git.raghavendra.kt@amd.com/ patch subject: [RFC PATCH V1 5/6] sched/numa: Allow recently accessed VMAs to be scanned testcase: autonuma-benchmark test machine: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory parameters: iterations: 4x test: numa01_THREAD_ALLOC cpufreq_governor: performance Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20230910/202309102311.84b42068-oliver.sang@intel.com ========================================================================================= compiler/cpufreq_governor/iterations/kconfig/rootfs/tbox_group/test/testcase: gcc-12/performance/4x/x86_64-rhel-8.3/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp6/numa01_THREAD_ALLOC/autonuma-benchmark commit: 167773d1dd ("sched/numa: Increase tasks' access history") af46f3c9ca ("sched/numa: Allow recently accessed VMAs to be scanned") 167773d1ddb5ffdd af46f3c9ca2d16485912f8b9c89 ---------------- --------------------------- %stddev %change %stddev \ | \ 2.534e+10 ± 10% -13.0% 2.204e+10 ± 7% cpuidle..time 26431366 ± 10% -13.2% 22948978 ± 7% cpuidle..usage 0.15 ± 4% -0.0 0.12 ± 3% mpstat.cpu.all.soft% 2.92 ± 3% +0.4 3.32 ± 4% mpstat.cpu.all.sys% 2243 ± 2% -12.7% 1957 ± 3% uptime.boot 29811 ± 8% -11.1% 26507 ± 6% uptime.idle 5.32 ± 79% -64.2% 1.91 ± 60% perf-sched.sch_delay.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_exc_page_fault 2.70 ± 18% +37.8% 3.72 ± 9% perf-sched.sch_delay.max.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 0.64 ±137% +26644.2% 169.91 ±220% perf-sched.wait_time.avg.ms.__cond_resched.task_work_run.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode 0.08 ± 20% +0.0 0.12 ± 10% perf-profile.children.cycles-pp.terminate_walk 0.10 ± 25% +0.0 0.14 ± 10% perf-profile.children.cycles-pp.wake_up_q 0.06 ± 50% +0.0 0.10 ± 10% perf-profile.children.cycles-pp.vfs_readlink 0.15 ± 36% +0.1 0.22 ± 13% perf-profile.children.cycles-pp.readlink 1.31 ± 19% +0.4 1.69 ± 12% perf-profile.children.cycles-pp.unmap_vmas 2.46 ± 19% +0.5 2.99 ± 4% perf-profile.children.cycles-pp.exit_mmap 311653 ± 10% -23.7% 237884 ± 9% turbostat.C1E 26018024 ± 10% -13.1% 22597563 ± 7% turbostat.C6 6.41 ± 9% -13.6% 5.54 ± 8% turbostat.CPU%c1 2.47 ± 11% +36.0% 3.36 ± 6% turbostat.CPU%c6 2.881e+08 ± 2% -12.8% 2.513e+08 ± 3% turbostat.IRQ 212.86 +2.8% 218.84 turbostat.RAMWatt 341.49 -4.1% 327.42 ± 2% autonuma-benchmark.numa01.seconds 186.67 ± 6% -27.1% 136.12 ± 7% autonuma-benchmark.numa01_THREAD_ALLOC.seconds 21.17 ± 7% -33.6% 14.05 autonuma-benchmark.numa02.seconds 2200 ± 2% -13.0% 1913 ± 3% autonuma-benchmark.time.elapsed_time 2200 ± 2% -13.0% 1913 ± 3% autonuma-benchmark.time.elapsed_time.max 1159380 ± 2% -12.0% 1019969 ± 3% autonuma-benchmark.time.involuntary_context_switches 3363550 -5.0% 3194802 autonuma-benchmark.time.minor_page_faults 243046 ± 2% -13.3% 210725 ± 3% autonuma-benchmark.time.user_time 7494239 -6.8% 6984234 proc-vmstat.numa_hit 118829 ± 6% +13.7% 135136 ± 6% proc-vmstat.numa_huge_pte_updates 6207618 -8.4% 5686795 ± 2% proc-vmstat.numa_local 8834573 ± 3% +20.2% 10616944 ± 4% proc-vmstat.numa_pages_migrated 61094857 ± 6% +13.6% 69409875 ± 6% proc-vmstat.numa_pte_updates 8602789 -9.0% 7827793 ± 2% proc-vmstat.pgfault 8834573 ± 3% +20.2% 10616944 ± 4% proc-vmstat.pgmigrate_success 371818 -10.1% 334391 ± 2% proc-vmstat.pgreuse 17200 ± 3% +20.3% 20686 ± 4% proc-vmstat.thp_migration_success 16401792 ± 2% -12.7% 14322816 ± 3% proc-vmstat.unevictable_pgs_scanned 1.606e+08 ± 2% -13.8% 1.385e+08 ± 3% sched_debug.cfs_rq:/.avg_vruntime.avg 1.666e+08 ± 2% -14.0% 1.433e+08 ± 3% sched_debug.cfs_rq:/.avg_vruntime.max 1.364e+08 ± 2% -11.7% 1.204e+08 ± 3% sched_debug.cfs_rq:/.avg_vruntime.min 4795327 ± 7% -17.5% 3956991 ± 7% sched_debug.cfs_rq:/.avg_vruntime.stddev 1.606e+08 ± 2% -13.8% 1.385e+08 ± 3% sched_debug.cfs_rq:/.min_vruntime.avg 1.666e+08 ± 2% -14.0% 1.433e+08 ± 3% sched_debug.cfs_rq:/.min_vruntime.max 1.364e+08 ± 2% -11.7% 1.204e+08 ± 3% sched_debug.cfs_rq:/.min_vruntime.min 4795327 ± 7% -17.5% 3956991 ± 7% sched_debug.cfs_rq:/.min_vruntime.stddev 364.96 ± 6% +16.6% 425.70 ± 5% sched_debug.cfs_rq:/.util_est_enqueued.avg 1099114 -13.0% 956021 ± 2% sched_debug.cpu.clock.avg 1099477 -13.0% 956344 ± 2% sched_debug.cpu.clock.max 1098702 -13.0% 955643 ± 2% sched_debug.cpu.clock.min 1080712 -13.0% 940415 ± 2% sched_debug.cpu.clock_task.avg 1085309 -13.1% 943557 ± 2% sched_debug.cpu.clock_task.max 1064613 -13.0% 925993 ± 2% sched_debug.cpu.clock_task.min 28890 ± 3% -11.7% 25504 ± 3% sched_debug.cpu.curr->pid.avg 35200 -11.0% 31344 sched_debug.cpu.curr->pid.max 862245 ± 3% -8.7% 786984 sched_debug.cpu.max_idle_balance_cost.max 74019 ± 9% -28.2% 53158 ± 7% sched_debug.cpu.max_idle_balance_cost.stddev 15507 -11.9% 13667 ± 2% sched_debug.cpu.nr_switches.avg 57616 ± 6% -19.0% 46642 ± 8% sched_debug.cpu.nr_switches.max 8460 ± 6% -12.9% 7368 ± 5% sched_debug.cpu.nr_switches.stddev 1098689 -13.0% 955631 ± 2% sched_debug.cpu_clk 1097964 -13.0% 954907 ± 2% sched_debug.ktime 0.00 +15.0% 0.00 ± 2% sched_debug.rt_rq:.rt_nr_migratory.avg 0.03 +15.0% 0.03 ± 2% sched_debug.rt_rq:.rt_nr_migratory.max 0.00 +15.0% 0.00 ± 2% sched_debug.rt_rq:.rt_nr_migratory.stddev 0.00 +15.0% 0.00 ± 2% sched_debug.rt_rq:.rt_nr_running.avg 0.03 +15.0% 0.03 ± 2% sched_debug.rt_rq:.rt_nr_running.max 0.00 +15.0% 0.00 ± 2% sched_debug.rt_rq:.rt_nr_running.stddev 1099511 -13.0% 956501 ± 2% sched_debug.sched_clk 1162 ± 2% +15.2% 1339 ± 3% perf-stat.i.MPKI 1.656e+08 +3.6% 1.716e+08 perf-stat.i.branch-instructions 0.95 ± 4% +0.1 1.03 perf-stat.i.branch-miss-rate% 1538367 ± 6% +11.0% 1707146 ± 2% perf-stat.i.branch-misses 6.327e+08 ± 3% +18.7% 7.513e+08 ± 4% perf-stat.i.cache-misses 8.282e+08 ± 2% +15.2% 9.542e+08 ± 3% perf-stat.i.cache-references 658.12 ± 3% -11.4% 582.98 ± 6% perf-stat.i.cycles-between-cache-misses 2.201e+08 +2.8% 2.263e+08 perf-stat.i.dTLB-loads 579771 +0.9% 584915 perf-stat.i.dTLB-store-misses 1.122e+08 +1.4% 1.138e+08 perf-stat.i.dTLB-stores 8.278e+08 +3.1% 8.538e+08 perf-stat.i.instructions 13.98 ± 2% +14.3% 15.98 ± 3% perf-stat.i.metric.M/sec 3797 +4.3% 3958 perf-stat.i.minor-faults 258749 +8.0% 279391 ± 2% perf-stat.i.node-load-misses 261169 ± 2% +7.4% 280417 ± 5% perf-stat.i.node-loads 40.91 ± 3% -3.0 37.89 ± 3% perf-stat.i.node-store-miss-rate% 3.841e+08 ± 6% +27.6% 4.902e+08 ± 7% perf-stat.i.node-stores 3797 +4.3% 3958 perf-stat.i.page-faults 998.24 ± 2% +11.8% 1116 ± 2% perf-stat.overall.MPKI 463.91 -3.2% 448.99 perf-stat.overall.cpi 604.23 ± 3% -15.9% 508.08 ± 4% perf-stat.overall.cycles-between-cache-misses 0.00 +3.3% 0.00 perf-stat.overall.ipc 39.20 ± 5% -4.5 34.70 ± 6% perf-stat.overall.node-store-miss-rate% 1.636e+08 +3.8% 1.698e+08 perf-stat.ps.branch-instructions 1499760 ± 6% +11.1% 1665855 ± 2% perf-stat.ps.branch-misses 6.296e+08 ± 3% +19.0% 7.489e+08 ± 4% perf-stat.ps.cache-misses 8.178e+08 ± 2% +15.5% 9.447e+08 ± 3% perf-stat.ps.cache-references 2.18e+08 +2.9% 2.244e+08 perf-stat.ps.dTLB-loads 578148 +0.9% 583328 perf-stat.ps.dTLB-store-misses 1.117e+08 +1.4% 1.132e+08 perf-stat.ps.dTLB-stores 8.192e+08 +3.3% 8.46e+08 perf-stat.ps.instructions 3744 +4.3% 3906 perf-stat.ps.minor-faults 255974 +8.2% 276924 ± 2% perf-stat.ps.node-load-misses 263796 ± 2% +7.7% 284110 ± 5% perf-stat.ps.node-loads 3.82e+08 ± 6% +27.7% 4.879e+08 ± 7% perf-stat.ps.node-stores 3744 +4.3% 3906 perf-stat.ps.page-faults 1.805e+12 ± 2% -10.1% 1.622e+12 ± 2% perf-stat.total.instructions 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