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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EFEEC43334 for ; Tue, 19 Jul 2022 00:28:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235016AbiGSA2H (ORCPT ); Mon, 18 Jul 2022 20:28:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234975AbiGSA17 (ORCPT ); Mon, 18 Jul 2022 20:27:59 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2A423AB05; Mon, 18 Jul 2022 17:27:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1658190475; x=1689726475; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=UVQousvbJvliigR5JbAcuIeEaA8onf7B9fQUwB2DcKc=; b=je0lai73gvInWEuX3SF32X+9xqMTNODDjDQ3JIT1C+/BMe8S/HUIqYnl wMEtIIAB7AHXOHfpMd7cg6DqLa8Kose4F7jkMd8ziDqxWGFFAY8iF8Y85 ID0d1418jnlw0xQigM2PFSntWaFyB7fbjroUagBd8HhmLudentWNLXQI6 B31KNTmsE/U++EMUfRVr2LXrwoSIqx1GbVDY7buP9ZEkHChNm+eZtdBON VeI67a3eFFZhBG/nzw6IVvS7qcX5eCddyxqG2DFsO8Xa5WU+z/DoJyMM5 zv4FT6lUutDAUhrZAh8MTdHXJiBcQjL8av0eI57Gb1077+ElC01inZwaY w==; X-IronPort-AV: E=McAfee;i="6400,9594,10412"; a="287500810" X-IronPort-AV: E=Sophos;i="5.92,282,1650956400"; d="scan'208";a="287500810" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jul 2022 17:27:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,282,1650956400"; d="scan'208";a="843459269" Received: from orsmsx603.amr.corp.intel.com ([10.22.229.16]) by fmsmga006.fm.intel.com with ESMTP; 18 Jul 2022 17:27:54 -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 15.1.2375.28; Mon, 18 Jul 2022 17:27:54 -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 15.1.2308.27 via Frontend Transport; Mon, 18 Jul 2022 17:27:54 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.100) 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 15.1.2308.27; Mon, 18 Jul 2022 17:27:54 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=dV0zEi43IIzagorNMsyVh3npc/9wNEFwa9UcEC32pewIl341zOSYDXkLYUCKTO6klLoKMRDYgitZ800O0n3y0HJeM6ZHqhDHcSjoFQD7QM1ObnDyW4VXilr9914nIbfoL8o9WaOA7mnwrH+2nQAZIWs5LqwcVg383fB66wx0He9sjfVP5uoJwd5w5rb9PO8PwjauhKY986QPS5f8KiDglFTuNNU6XqPrUO78BNzZOQvXXWnIVQwM8m6qU1HoCJfq41Y7hnHYwH+4Eq5kPpx5ZulfW5iqI7IKhmTzH9nezkeF7MyI1hpC9xulwChbwYyABh9yo7RS2vd9/aerLDTr0w== 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=sX5yweTilumokjX02w+xYbzRssY0cGVRoUqy5ULKp3E=; b=j05Kw16t1uDUQGgTVNThygf/rVKcPN+p3NePjfj4eQkHfinLuOMGVj9xyM0MiRC3Qo9fVejEGCIbPvHCy9M0or6gTh0dMRHIQL2dP+gul5vquEKpic8zebEJVzAFihRQ8RJ9pZceIDdT8Skw8EcspXyFdkQqz+KweIJ9WG3LHkK6ujZexnpUhHbN580F16SReeHUN+C6yEFpTN/sLWuy/AZpcT0pPPVymUht6uPy+pzSPWmtg/sYfswvJ2jyS0uif2Xjs3sO+nt2the4GdmhHbEA+zN0zrjvzAOeYIQD8divhTn6GWspS8nvhXI/KDfonYdGzdTCKNBr6rsfMxtSSA== 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 CO1PR11MB4820.namprd11.prod.outlook.com (2603:10b6:303:6f::8) by MWHPR11MB0046.namprd11.prod.outlook.com (2603:10b6:301:67::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5438.14; Tue, 19 Jul 2022 00:27:53 +0000 Received: from CO1PR11MB4820.namprd11.prod.outlook.com ([fe80::552f:2392:56f8:ca32]) by CO1PR11MB4820.namprd11.prod.outlook.com ([fe80::552f:2392:56f8:ca32%4]) with mapi id 15.20.5438.023; Tue, 19 Jul 2022 00:27:53 +0000 Message-ID: Date: Tue, 19 Jul 2022 08:27:45 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0 Thunderbird/91.11.0 Subject: Re: [LKP] Re: [io_uring] 584b0180f0: phoronix-test-suite.fio.SequentialWrite.IO_uring.Yes.Yes.1MB.DefaultTestDirectory.mb_s -10.2% regression Content-Language: en-US To: Jens Axboe , kernel test robot CC: LKML , , , References: <20220527092432.GE11731@xsang-OptiPlex-9020> <2085bfef-a91c-8adb-402b-242e8c5d5c55@kernel.dk> <0d60aa42-a519-12ad-3c69-72ed12398865@intel.com> <26d913ea-7aa0-467d-4caf-a93f8ca5b3ff@kernel.dk> <9df150bb-f4fd-7857-aea8-b2c7a06a8791@intel.com> <7146c853-0ff8-3c92-c872-ce6615baab40@kernel.dk> From: Yin Fengwei In-Reply-To: <7146c853-0ff8-3c92-c872-ce6615baab40@kernel.dk> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SG2PR04CA0166.apcprd04.prod.outlook.com (2603:1096:4::28) To CO1PR11MB4820.namprd11.prod.outlook.com (2603:10b6:303:6f::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a3879723-392d-4db9-0b74-08da691d84bb X-MS-TrafficTypeDiagnostic: MWHPR11MB0046:EE_ 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:CO1PR11MB4820.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(376002)(39860400002)(366004)(346002)(396003)(136003)(41300700001)(31696002)(6666004)(6486002)(478600001)(26005)(2616005)(186003)(53546011)(82960400001)(107886003)(110136005)(6506007)(6512007)(86362001)(2906002)(4744005)(5660300002)(31686004)(8936002)(36756003)(66476007)(8676002)(66556008)(38100700002)(66946007)(316002)(6636002)(4326008)(43740500002)(45980500001);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?aEtMdFRqU2JBWVdRSHQ0ZWVoL1R3aXNaWXlENEo3djJqb3VkUFdjT3VsbURE?= =?utf-8?B?Tlh4Q2tKOVRoeDlXSXNTZEZpM2Jmd2J6Wm80Y3k4VTRwdjNpd0Z2b0xvVWYy?= =?utf-8?B?TTFWSkZ1RndhbjBJOWJzR2x5QWtDS0hSbkx0WDg2NXhJbm8vZ2ltc09WcTY1?= =?utf-8?B?UDNpUUxsMFBnUEhudVNCY3F5N0FSOVNQc3lJUFZ6VmhRWkVlNjlQZ0RhNElI?= =?utf-8?B?TFhzTzRMT2owQUp1dGtaeWFTOVVDbmoxN0JDY01QZHF3ZWxWM3plTUR2T1pr?= =?utf-8?B?amsrVjZnbUpRUm9TUFZLQlZOZk11VStuZzBDaGNwakxJUi90and3dUU4eWNL?= =?utf-8?B?UjRSS3FoekJXUmw1UzdzeHdvRnhaVjRIc0RtbjY3clBRR05QU2xlZm5XYnhI?= =?utf-8?B?VzJ6Z3hDOC9SSW1adVRKd2xlVEY5Ni9OeWdaV2dQZVZvMVZ6bnpjVUVzTFds?= =?utf-8?B?RkhPYVF0UUZqc1ZBY1Nabk4zc0NvRUc2Y0R5OGRZOCtQa0MvajFLRXVkcHU4?= =?utf-8?B?N0RRSXY0Qk1YVVE5cmpORFp3bDlUQjhBc1RLL3M3bFFlYVBROStMalpxajlU?= =?utf-8?B?NHdSdi82VG9IaTRQWVpRbU9CK1RVamNyYkhiY1Y4a0llMDV5RGdVUHRYWkhx?= =?utf-8?B?OG9XWkNEb1ZhSGVjNHFDM2M1dlR0QjYweXNWZ2dTWWtEQTFJRU1rWkVEWTMy?= =?utf-8?B?RitLYXBwMjVramcwZ1pqSWlqWHhKWkxIZ1pONUtiVVIzQlE3M0JPQUlBYmpa?= =?utf-8?B?T01nQlQ4aSs1SDZrRzZ2eWhBWWtoMWE2LzZ2aEh5ZjdMYXBxUjA3NTZPVC9G?= =?utf-8?B?RW1nc1hWQzZKTk11ckFHQVFBNVVpNGFBWGhNMWRKQkJpSXJabWpORDJqZVEr?= =?utf-8?B?U0dRRFdMaEpIWFAvZjcrS0VyZTFEWGlFakpGY2ZtRUJmdDIxZlpOQW1ramkz?= =?utf-8?B?a1hLSDV2UVdyOUhsNFBNZ29TbDJKVWdidDZFY2xDd2gvdjNMVnlVYnFWNXZt?= =?utf-8?B?MUR6S0x1TnpKYlU5UWZ1RE9UeWJpc2RLSXlMOW53a1FzSHJlWkdHRGdrUEhV?= =?utf-8?B?SGJ5NWxQY2phTHpXc2dKY2w1YUcwVUpLb0xNdGI1ZDU2V3czaW1xTFB4VUw4?= =?utf-8?B?YkhGOUEzT0xHbmxrNUw1cno5R0c5SHpUK3Jrd0VxSmlIV05mYjRsRkxLZ3d2?= =?utf-8?B?emNNYzFJY1JWclZneVJPV3RoUDBraHBCbW9VbE5yQ2NMenZpbE5mZTF2NVlI?= =?utf-8?B?VFJKVnhnT2ttUVo2Q2d1cWNpZU44K1JFUUxDTlB3WitIOURtamw4ejRCZ2V6?= =?utf-8?B?akFRb2tUT1dUY281QnJ2L1RRZEozdldtTEN5VEZTVURPQzdRanB0T0J5eWww?= =?utf-8?B?VHdnbmlNZjNmeEJ5WEFySW1jcnZDdHl3UXVQMGpuaGRPVjdDRWNWak5NUG0r?= =?utf-8?B?YW1NdXZkTWVGZ2ZVU1duWXVUYTUwZCs0YkJxZXV5dzFheE1SWWJKRVkvRW92?= =?utf-8?B?dDcxTFppUVE4M3hZV0Uxb3JlQXNyYi90Y0pVcjlVZTNNSGx1VitWcTZoN2tr?= =?utf-8?B?ZHJKVVA1TEV2V2NEeTVRNm1vdmJpQjZvcm1ReEtPcDBaSjJMb1JPbytCVHdr?= =?utf-8?B?ZTluUWJWYVA4QnI0RjVkWldxRXNiVjFnR3lvVFRyRkpQUTNFSk0rZWVCSFhO?= =?utf-8?B?Vi9zRVRlSGk1ZG1JaThYMjhJeXF2R1pOM2tNTUJvdjJhQi9ZRGlNb1JUZGpR?= =?utf-8?B?VHVDa0t0UGQ1WENlTE5KcWl6NzJ4RzNtYVhXT0ljSTlWc1JLY2Zkam5haDYv?= =?utf-8?B?ODNyZmdkd1VCNFF0K0tWNkVqTFdQUkdUV3FPTGRHTU1wMWpwclZuci92SWYx?= =?utf-8?B?YXNrTU1FUGpiSlA0SXNMRG13NVpacHhlTWNURHY0M0VsK0JpWFJUYjR1Nzht?= =?utf-8?B?TEZZYWY3V1YycUxlWUNHRlBBNitCdWMyVUdMWVhMdVh3QlVjeFJGdnlYQlNv?= =?utf-8?B?aFd0d1dDZng2T2lEekNvMCtFb0pnU015OGtBU2U5SVg3bVBaYzg1U1ZEcXUr?= =?utf-8?B?UVpMTzRnQVdZQW5WaFlvSUJsWjFkdnAyb1BhcGV0cG1WNWlDY0J6TEtKMTRM?= =?utf-8?Q?3yM1gnArwr81n83hyDqAiR5IU?= X-MS-Exchange-CrossTenant-Network-Message-Id: a3879723-392d-4db9-0b74-08da691d84bb X-MS-Exchange-CrossTenant-AuthSource: CO1PR11MB4820.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Jul 2022 00:27:53.1004 (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: MMfvCzwqvHZOSkbYBhpphb/qA+UB0G5c8nx5LEm1sokFVShD2zZd/sdzMe/YPqFX5G4jK4xDqIz/3vdp7BLADA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR11MB0046 X-OriginatorOrg: intel.com Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 7/19/2022 12:27 AM, Jens Axboe wrote: > On 7/17/22 9:30 PM, Yin Fengwei wrote: >> Hi Jens, >> >> On 7/15/2022 11:58 PM, Jens Axboe wrote: >>> In terms of making this more obvious, does the below also fix it for >>> you? >> >> The regression is still there after applied the change you posted. > > Still don't see the regression here, using ext4. I get about 1020-1045 > IOPS with or without the patch you sent. > > This is running it in a vm, and the storage device is nvme. What is > hosting your ext4 fs? > My local testing system is also a vm with SATA disk. LKP test platform is a native one with SATA disk. I could reproduce the regression on both environment. I will try to use nvme to host my local vm disk and check whether we could see something different. Regards Yin, Fengwei