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Fri, 24 Jul 2020 04:55:47 +0000 Received: from BYAPR11MB2648.namprd11.prod.outlook.com ([fe80::a14f:c6b5:5aed:84f]) by BYAPR11MB2648.namprd11.prod.outlook.com ([fe80::a14f:c6b5:5aed:84f%7]) with mapi id 15.20.3195.028; Fri, 24 Jul 2020 04:55:47 +0000 From: "Wang, Yinan" To: Maxime Coquelin , "dev@dpdk.org" , "matan@mellanox.com" , "Xia, Chenbo" , "Liu, Yong" CC: "thomas@monjalon.net" , "Yigit, Ferruh" , "david.marchand@redhat.com" Thread-Topic: [PATCH 0/2] Fix vhost performance regression Thread-Index: AQHWYPKL0omiipHIXECRlvpiM6lHFqkWKjmQ Date: Fri, 24 Jul 2020 04:55:47 +0000 Message-ID: References: <20200723130854.322771-1-maxime.coquelin@redhat.com> In-Reply-To: <20200723130854.322771-1-maxime.coquelin@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-reaction: no-action dlp-version: 11.2.0.6 dlp-product: dlpe-windows authentication-results: redhat.com; dkim=none (message not signed) header.d=none;redhat.com; dmarc=none action=none header.from=intel.com; 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CAT:NONE; SFTY:; SFS:(4636009)(136003)(39860400002)(376002)(346002)(366004)(396003)(6636002)(2906002)(7696005)(26005)(53546011)(5660300002)(6506007)(86362001)(966005)(9686003)(33656002)(71200400001)(64756008)(66946007)(8676002)(478600001)(316002)(83380400001)(8936002)(55016002)(186003)(66556008)(66476007)(66446008)(4326008)(76116006)(110136005)(54906003)(52536014); DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata: 4iZCJTymnQK0AR21sMoow6VAFkSSLhWuAmIAUneJMBjgMUOT3zJrDaicfP6DC9Q3+nZlNWn2RUxPWLD588ITjKHceYhw15438A0BAGiFxWZ5veemRnff5cmYu0HmxP8S3bmHhvTrZ6A3qj/VAQhTOb7wO+VDOqCvhsDvs8FGZNfECJD0QtjbsTAVq/GPXvJqihspwE4XcgfgL7sO+8MrXaSCJVOKUtqsqbl5dB/6XCjb9k4d+bdppCnJ/E2oe/f9hnol32MCKgnW42EHHbWZ+T889Z8gRzjswi4PcUuK6SktHgv5CvCHygtd86OI6++iJxDqUVYJZrFn+urXY5QB6IO6eixFsmb5tjJulukPqaU+5iOM/FBkiTMDUQsnfYS64jjGsEXAH9+IXm+WxZJDheeeQpPDauGDoxQyYo8CjeBrpYWfp7JGfjZhdph0ONyhDDx0mR5yXQxlc2YoQuXbFYee+44vVl0Sust7gDgI/s3+tIFDu9wDYEAUkOZy+BDW Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BYAPR11MB2648.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3b3dcb8c-37a2-417c-2363-08d82f8dd4b1 X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Jul 2020 04:55:47.6199 (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: +NoNgC2KDgFi8VXC3vaYlGtnOSXZ1w+RtXQ8Dd06AS2ytVpcdn7Jen6l3t+HjsTBQhXyw+L/a3h/JcZgixq60Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB2773 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH 0/2] Fix vhost performance regression X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi Maxime, The performance drop issue can be fixed, thanks! The multi-queues interrupt issue still exist w/ this patch set. BR, Yinan > -----Original Message----- > From: Maxime Coquelin > Sent: 2020?7?23? 21:09 > To: dev@dpdk.org; matan@mellanox.com; Xia, Chenbo > ; Liu, Yong ; Wang, Yinan > > Cc: thomas@monjalon.net; Yigit, Ferruh ; > david.marchand@redhat.com; Maxime Coquelin > > Subject: [PATCH 0/2] Fix vhost performance regression >=20 > Hi, >=20 > This series aims at fixing the performance degradation reported > by Intel QE. I managed to reproduce the issue, and this series > fixes it. >=20 > I only tested the first test case provided in the Bz[0], but wanted > to send early for Intel QE to try and confirm it solves the issue. >=20 > I will work on reproducing the other test cases, and see if this > also fixes them. >=20 > Thanks to Intel QE team for finding this issue. > Maxime >=20 > [0]: https://bugs.dpdk.org/show_bug.cgi?id=3D507#c0 >=20 > Maxime Coquelin (2): > vhost: fix guest notification setting > net/vhost: fix queue update >=20 > drivers/net/vhost/rte_eth_vhost.c | 25 ++++++------------------- > lib/librte_vhost/vhost.c | 24 ++++++++++++++++++++---- > lib/librte_vhost/vhost.h | 5 +++++ > lib/librte_vhost/vhost_user.c | 11 ++++++++--- > 4 files changed, 39 insertions(+), 26 deletions(-) >=20 > -- > 2.26.2