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Thu, 3 Dec 2020 12:57:37 +0000 From: "Joshi, Venkatesh" To: "users@dpdk.org" Thread-Topic: QAT VFs using cryptodev - memory requirements Thread-Index: AdbJcrVA/6PUoZIBTVGVSwbcYIuGNg== Date: Thu, 3 Dec 2020 12:57:37 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=none action=none header.from=hpe.com; x-originating-ip: [49.207.206.100] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 7c9f4449-fe7b-42ec-9682-08d8978b02ec x-ms-traffictypediagnostic: AT5PR8401MB1297: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8273; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: zaYko7gDBocY8X1o6U2XjZTYfqySe281ciTwXUEbdHvDJuB/aRcsPV1KkJrTP1bRpU3akeCl4vNPr+TOIWNi16Uq5mdXhcXn6AMoA+osouX7PJ+G8+LAoFIP/FXyheBBnRBykNHvHfU5ifUidE2kWktN1AuWpSzjNAxDY0eCiQWGc8yZet7A3K1+3yIR9CjuEsAsnWMtxwbkWemr6Fn4jrOGO5vloDzm777Jvngl/YdEXff2ScfPz/VteNd1QQtnVhPnyK8Wy88Wh04wBTrAY5hIkYAsqEEOs5t9qEFrI+WX9JgyDtPoZnr5zRKtbEs0UAAke4Ye41wCOWaKjLS78w== x-forefront-antispam-report: CIP:255.255.255.255; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AT5PR8401MB1027.NAMPRD84.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: 7c9f4449-fe7b-42ec-9682-08d8978b02ec X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Dec 2020 12:57:37.6953 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 105b2061-b669-4b31-92ac-24d304d195dc X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: EnsdFBcy648R+H61JIEeMdhoAgndXq5YhGN8AO5++ZhZn25DW5WxMhrPfY9LKV5OZVS9oLVH/fTeJX7JDMmcTA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AT5PR8401MB1297 X-OriginatorOrg: hpe.com X-HPE-SCL: -1 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312, 18.0.737 definitions=2020-12-03_06:2020-12-03, 2020-12-03 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxlogscore=965 impostorscore=0 malwarescore=0 mlxscore=0 clxscore=1015 bulkscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 suspectscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012030077 Subject: [dpdk-users] QAT VFs using cryptodev - memory requirements X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi, I have a DPDK application running 5 instances on 5 CPUs. I have bound 1 QAT= VF to each of the CPUs using cryptodev. I have allocated only a single instance of the following: * The crypto op pool using rte_crypto_op_pool_create() * The symmetric session pool using rte_cryptodev_sym_session_pool_create() So, the pools will be shared by the 5 cryptodevs. Is this safe to do? Is there any recommendation on whether each cryptodev instance should have = its own memory pools? Regards, Venkatesh