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charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: Re: [dpdk-dev] DPDK Packet drop/Out of sequence issue with Jumbo frames on MLX ConnectX-4 Lx NIC 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" Can you tell what's the mbuf size? Max packet Len? MTU size? Regards, Asaf Penso ________________________________ From: Balbeer Tiwari Sent: Tuesday, July 20, 2021 6:17:50 PM To: Asaf Penso ; dev@dpdk.org Subject: RE: [dpdk-dev] DPDK Packet drop/Out of sequence issue with Jumbo f= rames on MLX ConnectX-4 Lx NIC Hi Asaf, Please see details, let me know if more details required. What DPDK version do you use? DPDK-20.05 What EAL and devargs value are being used? Following are the argv at eal_init 1005 if (rte_eal_init(argc, argv) < 0) (gdb) p argv $7 =3D {0x72bce60 "fast_pkt_app", 0x72bce90 "-c 6c", 0x72bcec0 "-m 1024", 0= x72bcef0 "-n 1", 0x72bcf20 "--file-prefix=3Dgnb_du_rte_config", 0x72bcf50 "= --proc-type=3Dauto", 0x72bcf80 "-w0000:c1:00.0", 0x72bcfb0 "-w0000:c1:00.1", 0x72bcfe0 "", 0x72bd010 ""} (gdb) Regards, Balbeer -----Original Message----- From: Asaf Penso Sent: Tuesday, July 20, 2021 8:03 PM To: Balbeer Tiwari ; dev@dpdk.org Subject: RE: [dpdk-dev] DPDK Packet drop/Out of sequence issue with Jumbo f= rames on MLX ConnectX-4 Lx NIC The e-mail below is from an external source. Please do not open attachments= or click links from an unknown or suspicious origin. Hello Balbeer, Can you please provide more details? What DPDK version do you use? What EAL and devargs value are being used? Regards, Asaf Penso >-----Original Message----- >From: dev > On Behalf Of= Balbeer Tiwari >Sent: Tuesday, July 20, 2021 4:54 PM >To: dev@dpdk.org >Subject: [dpdk-dev] DPDK Packet drop/Out of sequence issue with Jumbo >frames on MLX ConnectX-4 Lx NIC > >Hi There, > >I am using MLX ConnectX-4 Lx with DPDK and with this I am observing >packet drops at receiver if size greater than ~8k(jumbo) frames. >Smaller packets go through fine. Its being run directly on baremetal >with Centos 8.3. Please can you share if there is any fix for this. > >Regards, >Balbeer