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(64G mem --> extra 400ms) Thread-Topic: Issue Report: When VM memory is extremely large, downtime for RDMA migration is high. (64G mem --> extra 400ms) Thread-Index: AdcxmeDs+PVo9tkbRByE2DQN6zgTjw== Date: Thu, 15 Apr 2021 01:54:19 +0000 Message-ID: <0e83bff996fd4c098b679f04323d25e6@kingsoft.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.88.1.101] Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrNLMWRmVeSWpSXmKPExsXCFcHop3tmTnmCwY07Cha92+6xWxzv3cFi cWdLH5MDs8eTa5uZPN7vu8oWwBTFZZOSmpNZllqkb5fAlfF/zXfWgj0cFXcubGBvYFzA0cXI ySEhYCIx63cPSxcjF4eQwHQmiS0T37JCOM8ZJZYeWw3l7GGU+LC7hRmkhU3AU+LTqjNsIAkR gX5GiRvrHzCBOMwCPUwSv9+0soJUCQtUSXTf38sEYosI1Ess/NbDDmHrScx/cYcNxGYRUJW4 vesNWJxXwFrieMM7RhCbUUBWYtqj+2C9zALiEnOnzWKFOFZAYsme88wQtqjEy8f/oOLyEnsu t7FC1GtJzGv4DdWrKDGl+yHUfEGJkzOfsExgFJmFZOwsJC2zkLTMQtKygJFlFSNLcW660SZG SPiH7mCc0fRR7xAjEwfjIUYJDmYlEV63KSUJQrwpiZVVqUX58UWlOanFhxilOViUxHk70ssS hATSE0tSs1NTC1KLYLJMHJxSDUwal3Z9/G+y8HHD8tSjeerJ1emrny6bN99W67XVHq1IFcYd AifMlLm7K27PfVv9tnzXzZ6k4PqatO3HROfPdJ+60yYm0P53sqLOmqCv/3b/5T85tTtxzaEf AmnyW+Y4+Cxcc7H2AVvDr0tSxxqYd9z9u9j03pPzmYL7uKS09DVOCexe+5XzwYJV/g03f3+I 4bxgL3Roso6kj59xwZ7UxL0lXWtuPHNaecea3+TBFfldPeujXixYr7Gh4/OM4BWz0vhycrcy yvn/beuw2/8mvm9m3L4Fv4VWBc2/G3hmq/LeBepXbCtMLocKbWvfq2uq62bZUKeWskEza9Pv nkk2n5cf0mWPPKH8/JSUuZTe/4eMSizFGYmGWsxFxYkA+0eXE+4CAAA= Received-SPF: pass client-ip=114.255.44.145; envelope-from=LIZHAOXIN1@kingsoft.com; helo=mail.kingsoft.com X-Spam_score_int: 13 X-Spam_score: 1.3 X-Spam_bar: + X-Spam_report: (1.3 / 5.0 requ) BAYES_00=-1.9, CHARSET_FARAWAY_HEADER=3.2, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Thu, 15 Apr 2021 00:04:51 -0400 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?gb2312?B?TElaSEFPWElOMSBbwO7V1fbOXQ==?= , =?gb2312?B?c3VuaGFvMiBby+/qu10=?= , =?gb2312?B?REVOR0xJTldFTiBbtcvB1s7EXQ==?= , =?gb2312?B?WUFOR0ZFTkcxIFvR7rflXQ==?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" SGk6DQpXaGVuIEkgdGVzdGVkIFJETUEgbGl2ZSBtaWdyYXRpb24sIEkgZm91bmQgdGhhdCB0aGUg ZG93bnRpbWUgaW5jcmVhc2VkIGFzIHRoZSBWTSdzIG1lbW9yeSBpbmNyZWFzZWQuDQoNCk15IE1l bGxhbm94IG5ldHdvcmsgY2FyZCBpcyBbQ29ubmVjdFgtNCBMWF0gYW5kIHRoZSBkcml2ZXIgaXMg TUxOWC01LjIsIE15IFZNIG1lbW9yeSBzaXplIGlzIDY0R0IsIGRvd250aW1lIGlzIDQzMG1zIHdo ZW4gSSBtaWdyYXRlIHVzaW5nIHRoZSBmb2xsb3dpbmcgcGFyYW1ldGVyczoNCnZpcnNoIG1pZ3Jh dGUgLS1saXZlIC0tcDJwIC0tcGVyc2lzdGVudCAtLWNvcHktc3RvcmFnZS1pbmMgLS1hdXRvLWNv bnZlcmdlIC0tdmVyYm9zZSAtLWxpc3Rlbi1hZGRyZXNzIDAuMC4wLjAgLS1yZG1hLXBpbi1hbGwg LS1taWdyYXRldXJpIHJkbWE6Ly8xOTIuMTY4LjAuMiBbVk1dIHFlbXUrdGNwOi8vMTkyLjE2OC4w LjIvc3lzdGVtDQoNClRoZSBleHRyYSB0aW1lLCBhYm91dCA0MDBtcywgd2hpY2ggaXMgaG93IGxv bmcgaXQgdGFrZXMgUkRNQSB0byBkZXJlZ2lzdGVyIG1lbW9yeSAodGhlIGZ1bmN0aW9uOiBpYnZf ZGVyZWdfbXIpIGFmdGVyIG1lbW9yeSBtaWdyYXRpb24gaXMgY29tcGxldGUsIGlzIGJlZm9yZSBx bXBfY29udCBhbmQgdGhlcmVmb3JlIHBhcnQgb2YgZG93bnRpbWUuDQoNCkhvdyBkbyB3ZSByZWR1 Y2UgdGhpcyBkb3dudGltZT8gTGlrZSBkZXJlZ2lzdGVyIG1lbW9yeSBzb21ld2hlcmUgZWxzZT8N Cg0KSWYgYW55dGhpbmcgd3JvbmcsIFBsZWFzZSBwb2ludCBvdXQuDQpUaGFua3MhDQo=