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charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: [dpdk-dev] net/mlx5: no TX in multi-process setup (testpmd working) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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, DPDK: 19.11 OS: Ubuntu 18.04 (Kernel: 5.4.0-1043-azure) Iface: Mellanox Technologies MT27710 Family [ConnectX-4 Lx Virtual Function= ] We are bringing-up our dpdk based app on azure cloud, its multi-process set= up (primary does dev_configure & dev_start ) - however no packet are gettin= g transmitted out (Tx-packet increases upto number of descriptor and then a= ll further packets are txDropped) "stats": [ { "name": "rep1", "txPkts": 1024, <<<<<<----------------------- it increases = upto number of tx-descriptors "rxPkts": 5408, "txBytes": 65536, "rxBytes": 346112, "txDropped": 4384, <<<<<<--------------------- All further packets a= re txDropped "rxDropped": 96, "txErrors": 0, "rxErrors": 0 } ] However mlx4 driver is working perfectly fine on multi-process setup. Also = testpmd working fine with mlx5. I guess problem is when we try to run in mu= lti-process setup ? Thanks, -Rajesh This message may contain confidential and privileged information. If it has= been sent to you in error, please reply to advise the sender of the error = and then immediately delete it. If you are not the intended recipient, do n= ot read, copy, disclose or otherwise use this message. The sender disclaims= any liability for such unauthorized use. NOTE that all incoming emails sen= t to Gigamon email accounts will be archived and may be scanned by us and/o= r by external service providers to detect and prevent threats to our system= s, investigate illegal or inappropriate behavior, and/or eliminate unsolici= ted promotional emails ("spam").