From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11on2099.outbound.protection.outlook.com [40.107.220.99]) by sourceware.org (Postfix) with ESMTPS id 598A3385701B for ; Mon, 6 Sep 2021 17:38:52 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 598A3385701B ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=XmaFrwZqbiyplliysXclHaiqY7xigsUBhAOEUjSSiKjEExUBW1LHLe6a+h5unyqiNpALA6fgrcnuJ9pAw8F7rW+cSkeY/anYF+fwervZh0Mi5cWb18ytCvBjKbmPbkLa6BIYygBYPhWYc6TuMt6TAn0z4Imi4K27fjWjOXudKVF1exXc7BMb95zGsal5R4wcQPKfRk3zZA0rvSNJIN95oSoOMVGavanHQ+zNwspgJyJ+CUG7LFLvkWgp6D9KZlUP1tbH/PH+RJJhdo+f71CnQcXHkb2Z0Kbmyi79ZlrV+lL2jAhEiMpKLC/yxcV//rCOq4ycP6SI2sWfNbDlF+SK0Q== 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; bh=Ft58j2IMbogRQwbsia727o9zTNsW4+BRmZu7ZXmo2cA=; b=kItIY0Ka+iYB0FoHcNCsRHHMbTxPO3/IMajUMWLISFMFDc9nvFrryOG8/52mA+HIMzC0AgW64X5gQfcKI6aLfQoIczUQ6OIYbzG/THZ/ymeOUEkpMoPISd2V8IOD1FXbMzYrSiAy9x7wwh8h0EHCeAtlrWxTz/IOn9s62NRv0U8TLvMIenbHiGhRfWKCKGhV+Byyu+gA3WttHye4Uzl9cyuxznX75yRkgG65qT+/lsE9xIpNcz+vTM7Mdi9RI/YQye+qix7St3qrD+8cssd3Wt6hPoCNnrnFrxHXMXvTjCvBgfOUK95ACsLjXf5qhyKggI7ReovLQLhzqgoeDmNTsQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=cornell.edu; dmarc=pass action=none header.from=cornell.edu; dkim=pass header.d=cornell.edu; arc=none Received: from SN6PR04MB4399.namprd04.prod.outlook.com (2603:10b6:805:30::12) by SN6PR04MB4046.namprd04.prod.outlook.com (2603:10b6:805:4a::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4478.19; Mon, 6 Sep 2021 17:38:50 +0000 Received: from SN6PR04MB4399.namprd04.prod.outlook.com ([fe80::5cb0:1b84:d153:2fa9]) by SN6PR04MB4399.namprd04.prod.outlook.com ([fe80::5cb0:1b84:d153:2fa9%7]) with mapi id 15.20.4478.025; Mon, 6 Sep 2021 17:38:50 +0000 Subject: Re: mmap failure [was: cygrunsrv + sshd + rsync = 20 times too slow -- throttled?] To: cygwin@cygwin.com References: <72F25EBC-6801-4C96-8F6C-48F09B25B712@house.org> <6105153B-D145-449D-97FE-D6F17BEB2032@house.org> <6beb1156-931e-0380-ee60-2ca519f49a2f@cornell.edu> <88fde5d5-4897-8792-576a-a62be0092ad8@cornell.edu> <94b5b6cf-1670-cbdd-2f51-84dae09d27b6@cornell.edu> <387d9062-1ff9-6eab-e268-e5070352a193@cornell.edu> <40275f71-7c10-55a9-e6c8-a948e32c37ac@cornell.edu> From: Ken Brown Message-ID: <33ae27cb-4e45-7484-40d1-6cbd88c958f1@cornell.edu> Date: Mon, 6 Sep 2021 13:38:47 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-ClientProxiedBy: CH0PR03CA0031.namprd03.prod.outlook.com (2603:10b6:610:b3::6) To SN6PR04MB4399.namprd04.prod.outlook.com (2603:10b6:805:30::12) MIME-Version: 1.0 Received: from [IPv6:2603:7081:7e3f:3419:4172:b7ad:cdf5:53cb] (2603:7081:7e3f:3419:4172:b7ad:cdf5:53cb) by CH0PR03CA0031.namprd03.prod.outlook.com (2603:10b6:610:b3::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4478.22 via Frontend Transport; Mon, 6 Sep 2021 17:38:49 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7aba54ae-fdfe-49fb-e75a-08d9715d2fa7 X-MS-TrafficTypeDiagnostic: SN6PR04MB4046: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:883; 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:SN6PR04MB4399.namprd04.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(39860400002)(366004)(396003)(136003)(346002)(376002)(186003)(316002)(478600001)(31686004)(38100700002)(31696002)(2616005)(6486002)(86362001)(8936002)(83380400001)(66476007)(66556008)(66946007)(36756003)(2906002)(53546011)(6916009)(75432002)(8676002)(5660300002)(45980500001)(43740500002); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?Windows-1252?Q?Lv2ctcg2vTKmWfIj5Ne7c7o7e+I+8nOS4nhypW0ghzGplnrHctjPh94h?= =?Windows-1252?Q?KeVcoRSgCT6fPrQsZpm/4mWU2Tc4R75qE4GkWv1YeFX8+fpep61aITRI?= =?Windows-1252?Q?vUSEkhh9vjOlKRnV3gIl5Ob7cV2ErSdJo7p1wli8JqaU8itv4i1gek/8?= =?Windows-1252?Q?e3mF45BdNXE4HV7BLbLC4o4c8jSHAY3toCprw7JXI3lpoZ5n6rK3F3Ii?= =?Windows-1252?Q?cHD0PCWh2/gYGhxaiVnWalMZ6N8Esx0iMgt/aJlTSAMXe7SgbkK7PPbT?= =?Windows-1252?Q?40hmRS+PRfsWjJjF+mU1nHUT059wq7ncN3mPl1cIT76htxqQioXvuXq1?= =?Windows-1252?Q?nRBYXHFAwlT1xbPV7xPcUlYalISGHYG7b2r12aKKbzp346lc4CX47Q2f?= =?Windows-1252?Q?BSdPzab1v0PRCN1RWXpNwmRsIkYuRf90gFy+E23uurq+nDOo0hy6N8fq?= =?Windows-1252?Q?qa7EIuEGBrUaIFkQ9fFrDu8qpoOrLd2jvhZbmSdwYRnnTwNMhXG3ZX4/?= =?Windows-1252?Q?ZlhXCDsC/TfOza0Qh2ufLaUjuWU815gQZDyVxv+9OTt6AkztI4zkl8Rr?= =?Windows-1252?Q?BwYAh6eyK1rrTqur74RptkGr9mkDskIQ6I4t3VtI9RQ7dTM+eLqM4/B0?= =?Windows-1252?Q?VHtxb3JwR7nBNG4KtaI9kqzwF1qdwkH5Oxy2T48Sd87xgtjB29VvwkB0?= =?Windows-1252?Q?+BaL3U2du9XYzknIimopVmI4da20wf+yX+lrTrJ4c21UHzfXD00RRNYJ?= =?Windows-1252?Q?1P1UcwXHzd3C99QPuKvzmL/TJq9+oSDZt1LPuCzT2PwxJMurnw9sbsuM?= =?Windows-1252?Q?+udiWw1EA0Oql28lbWA8aOdDuTYZpimbqhmCyzEthyDfbs1JQmWjkJSQ?= =?Windows-1252?Q?DR1ts21iBXOtK+s5AHYk7YD4bsRRHmRnfB2qv1iDQsCeBEPWoBvyYnGp?= =?Windows-1252?Q?AB3NGDhACdWLg008de9WXUGxWOJi4Vs6WnPFsMrLceBm0I4UGLG9saIa?= =?Windows-1252?Q?277P1dJtpL03ZQV9EfCjYvAkGBZJQ3oZFvp5ST216hD//x266OfmivNa?= =?Windows-1252?Q?oBtm/dHgNbzFKq+GyM515tDRHVYdrSvPKxgXlXoy7hTsg8niPNeaX+fw?= =?Windows-1252?Q?McTNW3wx3tIRwBCcvLRI9N7G9HEEKbFi5d9AAoSYDcZOIrkWpWYBQwZn?= =?Windows-1252?Q?j8B6kOjju+ot9MElhbJcJV8o1s19Dk67qmRbJErgl5VPBnYy0sdAwh9u?= =?Windows-1252?Q?Dd/OXdxBvwtnbBLDGbX6UkLrceT5NjP23IX/mlUUTBXTdfl7rLQXd0t3?= =?Windows-1252?Q?zD1WEWuY0jN4cEznXpWksia2xZYMz1aN8rWYIloXLHHBidWwx9mooM5w?= =?Windows-1252?Q?uL7GTx9Mqvgtk5/RNGWVTacGNHWFhQPC8JFuCYoPGPSDCZfwgmQC6NVy?= =?Windows-1252?Q?s7bnmGW6qUHqTJ7ldSKOmdYfHtTwC8zDgbbXvIQ43H/fQuSGILCvYzBP?= =?Windows-1252?Q?fn9FGIlt?= X-OriginatorOrg: cornell.edu X-MS-Exchange-CrossTenant-Network-Message-Id: 7aba54ae-fdfe-49fb-e75a-08d9715d2fa7 X-MS-Exchange-CrossTenant-AuthSource: SN6PR04MB4399.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Sep 2021 17:38:49.8573 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 5d7e4366-1b9b-45cf-8e79-b14b27df46e1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: ruRR6BBp+gQTE38wMGDbFFyfYtl8y3IL23fNbz8EhohIf+Q5eEwwz0woq0P74FjmSK0yAb4hXDr57vRpARClJw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR04MB4046 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, DKIM_INVALID, DKIM_SIGNED, JMQ_SPF_NEUTRAL, KAM_DMARC_STATUS, MSGID_FROM_MTA_HEADER, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Sep 2021 17:38:53 -0000 On 9/6/2021 1:12 PM, Ken Brown via Cygwin wrote: > On 9/6/2021 11:32 AM, Corinna Vinschen via Cygwin wrote: >> On Sep  5 09:24, Ken Brown via Cygwin wrote: >>> On 9/4/2021 8:04 PM, Ken Brown via Cygwin wrote: >>>> On 9/4/2021 6:58 PM, Ken Brown via Cygwin wrote: >>>>> Here are the correct commits: >>>>> >>>>> 8169e39ab Cygwin: C++17: register keyword is deprecated >>>>> 3ca80b360 Cygwin: dumper: fix up GCC pragma for g++ 11.2 >>>>> bdb7991db Cygwin: workaround a g++ 11.2 initialization bug >>>>> 801120c1f Cygwin: loader script: add DWARF 5 sections >>>>> d5cc66426 Cygwin: testsuite: avoid "conflicting types" gcc warning >>>>> c2fe205b5 strstr: avoid warnings >>>>> 76c2c7a89 ldexp/ldexpf: avoid assembler warning >>>>> eeeb5650c Cygwin: fix declaration of RtlInitEmptyUnicodeString >>>>> >>>>>> >>>>>>> So there appears to be something wrong with cygwin1.dll >>>>>>> built with the current build tools (gcc 11.2.0, binutils >>>>>>> 2.37, not sure what else is relevant). >>>> >>>> Wait a minute...I'll bet this is related to the MEM_EXTENDED_PARAMETER >>>> initialization problem that was dealt with in commit bdb7991db. >>> >>> More data: When I run the test case under gdb, it succeeds.  When I run it >>> under strace, I see VirtualAlloc2 in fhandler_dev_zero::mmap failing with >>> windows error 87. >> >> Are the const's I added to the MEM_EXTENDED_PARAMETER data invalid, >> perhaps? > > I tried removing them, and I got the same error.  I also tried removing static, > and I tried removing both static and const. BTW, when I reported that the test case succeeds under gdb, that only happens when I build the test case without optimization. If I build with -O2, it fails under gdb also. [In all my tests, I built cygwin1.dll without optimization.] This makes no sense to me at all. Ken