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Mon, 13 Apr 2020 09:09:52 +0800 Received: from dggeme756-chm.china.huawei.com ([10.6.80.68]) by dggeme756-chm.china.huawei.com ([10.6.80.68]) with mapi id 15.01.1713.004; Mon, 13 Apr 2020 09:09:52 +0800 From: Zhanghailiang To: Lukas Straub , "qemu-devel@nongnu.org" Subject: =?gb2312?B?tPC4tDogY29sbzogcWVtdSA0LjIuMCB2cy4gcWVtdSA1LjAuMC1yYzIgcGVy?= =?gb2312?Q?formance_regression?= Thread-Topic: colo: qemu 4.2.0 vs. qemu 5.0.0-rc2 performance regression Thread-Index: AQHWECUPCma/tvNQPkyB0P5DKRtjX6h2O8hg Date: Mon, 13 Apr 2020 01:09:52 +0000 Message-ID: <7abf22034e5d4c41a5ca369bf94a681a@huawei.com> References: <20200411191655.0365532d@luklap> In-Reply-To: <20200411191655.0365532d@luklap> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.173.220.30] Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 45.249.212.188 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: Zhang Chen , "dgilbert@redhat.com" , "quintela@redhat.com" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" SGksDQoNClRoaXMgcGF0Y2ggIiBDT0xPOiBPcHRpbWl6ZSBtZW1vcnkgYmFjay11cCBwcm9jZXNz ICIgc2hvdWxkIG9ubHkgYWZmZWN0cyBWTSdzIG1pZ3JhdGlvbiBwcm9jZXNzIGJlZm9yZSBDT0xP IGNvbXBhcmUgc3RhcnRpbmcgdG8gd29yay4NCkhhdmUgeW91IHRyaWVkIHRvIHJldmVydCB0aGlz IHBhdGNoIHRvIHNlZSBpZiBpdCBhZmZlY3RzIHlvdXIgdGVzdHMgPw0KDQpGb3IgbWVtb3J5IHNp emUgd2UgdXNlZCBmb3Igc2Vjb25kYXJ5IHFlbXUsIHdlIG9ubHkgbmVlZCBhIGJhY2t1cCBvZiBW TSdzIHJhbSwgc28gaXQgc2hvdWxkIGJlIGRvdWJsZSBhbW91bnQuDQoNCg0KVGhhbmtzLA0KSGFp bGlhbmcNCg0KDQotLS0tLdPKvP7Urbz+LS0tLS0NCreivP7IyzogTHVrYXMgU3RyYXViIFttYWls dG86bHVrYXNzdHJhdWIyQHdlYi5kZV0gDQq3osvNyrG85DogMjAyMMTqNNTCMTLI1SAxOjE3DQrK 1bz+yMs6IHFlbXUtZGV2ZWxAbm9uZ251Lm9yZw0Ks63LzTogZGdpbGJlcnRAcmVkaGF0LmNvbTsg cXVpbnRlbGFAcmVkaGF0LmNvbTsgWmhhbmdoYWlsaWFuZyA8emhhbmcuemhhbmdoYWlsaWFuZ0Bo dWF3ZWkuY29tPjsgWmhhbmcgQ2hlbiA8Y2hlbi56aGFuZ0BpbnRlbC5jb20+DQrW98ziOiBjb2xv OiBxZW11IDQuMi4wIHZzLiBxZW11IDUuMC4wLXJjMiBwZXJmb3JtYW5jZSByZWdyZXNzaW9uDQoN CkhlbGxvIEV2ZXJ5b25lLA0KSSBkaWQgc29tZSBCZW5jaG1hcmtpbmcgd2l0aCBpcGVyZjMgYW5k IG1lbXRlc3RlciAodG8gZGlydHkgc29tZSBndWVzdCBtZW1vcnkpIG9mIGNvbG8gcGVyZm9ybWFu Y2UgaW4gcWVtdSA0LjIuMCBhbmQgaW4gcWVtdSA1LjAuMC1yYzIgd2l0aCBteSBidWdmaXhlcyBv biB0b3AuKCBodHRwczovL2xpc3RzLm5vbmdudS5vcmcvYXJjaGl2ZS9odG1sL3FlbXUtZGV2ZWwv MjAyMC0wNC9tc2cwMTQzMi5odG1sICkNCg0KSSBoYXZlIHRha2VuIHRoZSBhdmVyYWdlIG92ZXIg NCBydW5zLg0KQ2xpZW50LXRvLXNlcnZlciB0Y3AgYmFuZHdpZHRoIHJvc2Ugc2xpZ2h0bHkgZnJv bSB+ODMuOTggTWJpdC9zIHRvIH44OS40MCBNYml0cy4NClNlcnZlci10by1jbGllbnQgdGNwIGJh bmR3aWR0aCBmZWxsIGZyb20gfjkuNzMgTWJpdC9zIHRvIH4xLjc5IE1iaXQvcy4NCkNsaWVudC10 by1zZXJ2ZXIgdWRwIGJhbmR3aWR0aCBzdGF5ZWQgdGhlIHNhbWUgYXQgMS4wNSBNYml0L3MgYW5k IGppdHRlciByb3NlIGZyb20gfjUuMTIgbXMgdG8gfjEwLjc3IG1zLg0KU2VydmVyLXRvLWNsaWVu dCB1ZHAgYmFuZHdpZHRoIGZlbGwgZnJvbSB+MzgwLjUgS2JpdC9zIHRvIH4zMy42IEtiaXQvcyBh bmQgaml0dGVyIHJvc2UgZnJvbSB+NDEuNzQgbXMgdG8gfjgzOTc2LjE1IG1zICghKS4NCg0KSSBo YXZlbid0IGxvb2tlZCBjbG9zZWx5IGludG8gaXQsIGJ1dCBpIHRoaW5rDQowMzkzMDMxYTE2NzM1 ODM1YTQ0MWI2ZDZlMDQ5NWExYmQxNGFkYjkwICJDT0xPOiBPcHRpbWl6ZSBtZW1vcnkgYmFjay11 cCBwcm9jZXNzIg0KaXMgdGhlIGN1bHByaW50IGFzIGl0IHJlZHVjZXMgdm0gZG93bnRpbWUgZm9y IHRoZSBjaGVja3BvaW50cyBidXQgaW5jcmVhc2VzIHRoZSBvdmVyYWxsIGNoZWNrcG9pbnQgdGlt ZSBhbmQgd2UgY2FuIG9ubHkgcmVsZWFzZSBtaXNjb21wYXJlZCBwcmltYXJ5IHBhY2tldHMgYWZ0 ZXIgdGhlIGNoZWNrcG9pbnQgaXMgY29tcGxldGVseSBmaW5pc2hlZC4NCg0KQW5vdGhlciB0aGlu ZyB0aGF0IEkgbm90aWNlZDogV2l0aCA0LjIuMCwgdGhlIHNlY29uZGFyeSBxZW11IHVzZXMgdGhy aWNlIHRoZSBhbW91bnQgb2YgZ2VzdCBtZW1vcnkuIFdpdGggNS4wLjAtcmMyIGl0J3MganVzdCBk b3VibGUgdGhlIGFtb3VudCBvZiBndWVzdCBtZW1vcnkuIFNvIG1heWJlIHRoZSByYW0gY2FjaGUg aXNuJ3Qgd29ya2luZyBwcm9wZXJseT8NCg0KUmVnYXJkcywNCkx1a2FzIFN0cmF1Yg0K