From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7F140A04AD for ; Tue, 8 Feb 2022 10:33:39 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id ECA11410FD; Tue, 8 Feb 2022 10:33:38 +0100 (CET) Received: from mx08-001d1705.pphosted.com (mx08-001d1705.pphosted.com [185.183.30.70]) by mails.dpdk.org (Postfix) with ESMTP id 6CB69410FC for ; Tue, 8 Feb 2022 10:33:37 +0100 (CET) Received: from pps.filterd (m0209319.ppops.net [127.0.0.1]) by mx08-001d1705.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 2180us9X032412 for ; Tue, 8 Feb 2022 09:33:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sony.com; h=from : to : subject : date : message-id : references : in-reply-to : content-type : mime-version; s=S1; bh=seJ3J2aqzBbjDbjTn7jPd0crJh/7Z5TQ97Oe7ap4dXs=; b=pIbdsCLI7CildEdOyLcOyipgCpxA2S+K37uJlat3xLESytRvEcdMA0ioYnh6z4FGcTsX E89qlBPAYltStjORGKh2B67lxCsCGERAwqYjktuL1WsG+ruN8jZfuHkmWMU8KzX9Bgp8 wLhQB45/jLvIiDclJF9hbPuuNWKbfShpdVx8ySrGGlteyrVs+WZd1dSvBZrtTUQxtIYl WZ8hzgDA38c5sQdOkudrQWQPV/CkWc+LEMRHx7flBOW7lm8FGeZRTreTe5B1fM68Loxo 90Zv9xmZ4dDMc1CxX9drEjVHPuHJ5C2bpy9A3aj0OpkHe6wTcylOA1JhiFlhN+/dzzJx Nw== Received: from eur05-vi1-obe.outbound.protection.outlook.com (mail-vi1eur05lp2174.outbound.protection.outlook.com [104.47.17.174]) by mx08-001d1705.pphosted.com with ESMTP id 3e1hmqtmjx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 08 Feb 2022 09:33:36 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=G/0643D5vT7LAXHncUK/L7cHIoNio8pIcARTqJy9w1KbR0wEemU+/sqhUZWhLi01pb5iXuyFFHATAUeAaK14HlleoJGCymDg3Lo4PXuoVDvfqj319CAlYpDSNXUDH4qe80PDVNOCJW+KQrnSdczKvgUO+yAQOjqqv9vIPFE9pD2xmUxa0IjsvLnWQc1L3s1sUblg1fRsq8TSKLyBOcGROIMMcsZQ2nhzyjHi4dg6X+A1+7D2glcCICWZtOU16opOUGrt2YMChz25EngiwNsUWT2OaXLGWQ+IMiprvV5eD48r2HNdU4e8uKKCyDrF89bEhB8Z24zZQrFiwqfXOyjmxA== 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=seJ3J2aqzBbjDbjTn7jPd0crJh/7Z5TQ97Oe7ap4dXs=; b=P8CteswhkGIHeQSMozi30MtYzNsdYbDrhm13le1raw8jq4J9mqFGxyub3s91aMu4SiZXC+2Xb30k7k9fDnmgi9EztUX6hR6bQR8cU8qKPhsOyvqkdJcB5b07LMNLoDuSD99yrnZhi588NKmUBwErD0QQW6JxH9ZqAfZJ//2JsibAZRyrulQamnDoiVt6kIwzLwMjZ85Y/I9ZGVCBR16R+eU9jNKUn01Yz5RMzHznaoiDfwHfJbV/BBSyeLD96WzeiaVlGX0gJdJlCOiaVp9K5YnpgMs4jna4Zw3Hd0iE/WfpKGronHFz3FLnOkQJNMHuvNV64h+uRsPlML+S2WzZeA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none Received: from AS8P193MB1734.EURP193.PROD.OUTLOOK.COM (2603:10a6:20b:3f5::10) by AM8P193MB1267.EURP193.PROD.OUTLOOK.COM (2603:10a6:20b:364::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4951.12; Tue, 8 Feb 2022 09:33:33 +0000 Received: from AS8P193MB1734.EURP193.PROD.OUTLOOK.COM ([fe80::49e6:7699:62cc:5c20]) by AS8P193MB1734.EURP193.PROD.OUTLOOK.COM ([fe80::49e6:7699:62cc:5c20%7]) with mapi id 15.20.4951.019; Tue, 8 Feb 2022 09:33:33 +0000 From: "Alan.Birtles@sony.com" To: "users@dpdk.org" Subject: Connectx-6 LX scheduled sending only sending 25 packets Thread-Topic: Connectx-6 LX scheduled sending only sending 25 packets Thread-Index: AdgcSFDIO7pj/volQGSk3LCX/o0slAAhpnYQ Date: Tue, 8 Feb 2022 09:33:33 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: edc3950d-4859-41d8-19a2-08d9eae6130d x-ms-traffictypediagnostic: AM8P193MB1267:EE_ x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:9508; 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:AS8P193MB1734.EURP193.PROD.OUTLOOK.COM; PTR:; CAT:NONE; SFS:(13230001)(4636009)(366004)(6506007)(7696005)(508600001)(66446008)(122000001)(38070700005)(2906002)(8936002)(71200400001)(66946007)(76116006)(66556008)(8676002)(38100700002)(33656002)(86362001)(64756008)(66476007)(82960400001)(55016003)(52536014)(6916009)(9686003)(5660300002)(186003)(26005)(4744005)(316002); DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?GxgetlNVPdv4Jcz6U/GcvCqDWVaT34kXEXbFEG/oSwQZm822Ul+VSpdxNH/E?= =?us-ascii?Q?EfsDfUNjBIC80EOuzakaVBdMTywB17hM/oCG088D7+m0gJIxYmlJUWK3L76w?= =?us-ascii?Q?rCSCYbUWJifIwqr6hmtVg3hphHwYhudWelaZLMMPLbzi1vZpiDQeA/P7vVdU?= =?us-ascii?Q?406leY7NIxRA0O4nQcRTTvr24KY1PZFCe37wAt1+TDbjmmRSJHCeHNwsQkmV?= =?us-ascii?Q?I5oKfZEqACW9tnGuklLv2YZxohv3kbzLqtwftGteKep1kxVEw7W7aunyU5IU?= =?us-ascii?Q?sgtO02/19VR0rLBRdftOEdJCRIdAqslSoMH1hHhtoqWYCfOS+ds8e9G1z+U1?= =?us-ascii?Q?UdxeuyDnW1q9So/+1aFEZxl8FkKtrnbJ0vajazKE8aam6ylFTBRei63WL+SP?= =?us-ascii?Q?P8ahQbC2o4tcJsrl4rzdaH8fjUHywoUOCnQyfqa+bCIZjV4rCVZaoI2t7c/+?= =?us-ascii?Q?d/7nP9QOsli6QHbPHo/COSVFon2exGHHgjCaqE9B0J3f9W3yE2JKhifoI21i?= =?us-ascii?Q?ZQcTZGBppN8huQfPuk7xjNIIaROGlXvNAzW/OVVnot7GfLOsv/34DmCoe+oR?= =?us-ascii?Q?0rk8tkt6ibDnQM/laFA9kQxPO3QGUPWSJZRaQS5fcNbIdFMuRAD8ZkQb1O6L?= =?us-ascii?Q?eDa6pO7qREBG55bxv89Unm4Fw/RT5OpcGfdnkSBI6flqP0edSi+fwGKTPE3n?= =?us-ascii?Q?6dAEQAMx/Z3nP8baPZGjPosQEvcLpoPzrzhAuvKlhnjlGeFEwZeVQoVkdw4m?= =?us-ascii?Q?8wSDXbxYKn2N6Z7DfJHrGWRMu1MR7BQ6NRmPibbUNBcHRHTrOHegkA2djQTu?= =?us-ascii?Q?ixZv4TcRGEwNrSCV+jiXJcFLc8k1tCbtT9xFlrnhQ47RWg7Ajm7idgl/rufu?= =?us-ascii?Q?FKlo7s8mGbO5JAq2Jc5hJ6Qj/vtA0Dz35pwBGB4MOnGgF1yiTJnBqB1h4eJY?= =?us-ascii?Q?gzM4JLBHBykLeUzEZ+C/gRIQOcgs+e14Tj/AyvGJeInRTmO6owXbXN9OPNtE?= =?us-ascii?Q?M9EGAwkopqjrWNP8nAtq0uZcoXdSLxIS8chfoyHoEbdHM+dLPxmKwvXQh+7L?= =?us-ascii?Q?hkE6N26FREtCzOm0kaTAL80Huazy2h01O5UX8u3l0NRRiZ28Bcur2Z3oRHrF?= =?us-ascii?Q?Aw9jZtjd2sNSPlXwADQHvhNt3sc7VOkjkChfMsoK5GRU4FV/XCnEgQ87SX0t?= =?us-ascii?Q?iWUU4L02Ek0HHbqb/pUrAVCKZ6ksRB1iXJJWuIQFoSc2ExIR3WHFmOB909Cr?= =?us-ascii?Q?iRvf7MCpfhDNkxP524A0gD4KELYppHH9qbAtY/LHSiGbEI0RN9IbHjtOulho?= =?us-ascii?Q?tNJwLk450pPzhOG8ypcqpuBC6DJ6J10GGQGKa6iJnOc7w8nqPS/xlyEVl6MA?= =?us-ascii?Q?4DPk+MaIWlyKeY2P0DtZlL4j0tlVoA9bnJ/WIoGIha7VlhqLa9dJRRpQNRWg?= =?us-ascii?Q?ay6/KsTYvq6xRIOTFcC5x7JB/vqVzJyM50LIBmb7qj9AMSUov9wXQxqhfI7r?= =?us-ascii?Q?uVZAlpnZkPpm5fn9DrylVdTzrHcFyUWpLCwWM2o9J2VCKKSwH4w7Az7If6gx?= =?us-ascii?Q?UyLafgVoSiw3GigHazY4UfQicjHb0F8rgauBdsF74OhGUdVcFolyyVvo8jxg?= =?us-ascii?Q?fQ=3D=3D?= Content-Type: multipart/alternative; boundary="_000_AS8P193MB1734386BCC2CED4DF59BBA94E52D9AS8P193MB1734EURP_" MIME-Version: 1.0 X-OriginatorOrg: sony.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AS8P193MB1734.EURP193.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: edc3950d-4859-41d8-19a2-08d9eae6130d X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Feb 2022 09:33:33.1701 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 66c65d8a-9158-4521-a2d8-664963db48e4 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: ewezfz1OLpxiAdFyUcdjpZCO4WyFF1ifBCRpFsMZFKgTtx7lzB+hv9683yX1gVxaKvGf8bgcpWN6+IA1XWfBIQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM8P193MB1267 X-Proofpoint-GUID: rEaAJcK4DMI8dKUGcC6jbg38-ubHx3fR X-Proofpoint-ORIG-GUID: rEaAJcK4DMI8dKUGcC6jbg38-ubHx3fR X-Sony-Outbound-GUID: rEaAJcK4DMI8dKUGcC6jbg38-ubHx3fR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-08_02,2022-02-07_02,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 bulkscore=0 suspectscore=0 priorityscore=1501 impostorscore=0 adultscore=0 mlxlogscore=615 mlxscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202080054 X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org --_000_AS8P193MB1734386BCC2CED4DF59BBA94E52D9AS8P193MB1734EURP_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable We are trying to use send scheduling on a Connectx-6 LX. If we set no times= tamps on the packet buffers and manually send each packet at approximately = the right time everything works. However if we set timestamps in the buffer= s then the first 25 packets are sent and the packets are received at the ex= pected times but all subsequent calls to rte_eth_tx_burst return 0. If its = relevant we are sending a single packet in each burst with timestamps 125 u= s apart. We've tried setting the timestamps to low values and the packets are transm= itted correctly and as expected the tx_pp_timestamp_past_errors value is in= cremented. We also set high values and this worked too with tx_pp_timestamp= _future_errors incrementing. Any ideas where to start debugging this? I couldn't see any API which would= give an error code for rte_eth_tx_burst failing. We're using DPDK 21.08 with the 5.4.3.1 mellanox driver on ubuntu 20.04. --_000_AS8P193MB1734386BCC2CED4DF59BBA94E52D9AS8P193MB1734EURP_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

We are trying to use send scheduling on a Connectx-6= LX. If we set no timestamps on the packet buffers and manually send each p= acket at approximately the right time everything works. However if we set t= imestamps in the buffers then the first 25 packets are sent and the packets are received at the expected tim= es but all subsequent calls to rte_eth_tx_burst return 0. If its relevant w= e are sending a single packet in each burst with timestamps 125 us apart.

We’ve tried setting the timestamps to low valu= es and the packets are transmitted correctly and as expected the tx_pp_time= stamp_past_errors value is incremented. We also set high values and this wo= rked too with tx_pp_timestamp_future_errors incrementing.

Any ideas where to start debugging this? I couldn= 217;t see any API which would give an error code for rte_eth_tx_burst faili= ng.

We’re using DPDK 21.08 with the 5.4.3.1 mellan= ox driver on ubuntu 20.04.

--_000_AS8P193MB1734386BCC2CED4DF59BBA94E52D9AS8P193MB1734EURP_--