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Thu, 19 Nov 2020 03:24:07 +0000 Date: Thu, 19 Nov 2020 03:24:04 +0000 (UTC) From: amit sehas To: "users@dpdk.org" Message-ID: <927683838.91713.1605756244826@mail.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit References: <927683838.91713.1605756244826.ref@mail.yahoo.com> X-Mailer: WebService/1.1.17113 YMailNorrin Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36 Edg/86.0.622.69 Subject: [dpdk-users] dpdk in AWS 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" I am utilizing dpdk between EC2 instances in AWS. I am noticing that the first few times packets are sent from one instance to another, they are always dropped ( i think at the source). The steps i took to utilize the dpdk ports are as follows: modprobe uio modprobe hwmon insmod ./x86_64-native-linuxapp-gcc/kmod/rte_kni.ko insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko ifconfig eth1 down ./usertools/dpdk-devbind.py --bind=igb_uio 00:04.0 Is there an explanation of why only the first few packets would be dropped and there after the communication moves along smoothly without any issues at all ? The behavior is consistent. I am a new user of dpdk so i am completely lost about the behavior ... Do i have to configure something with ethtool? Any help is greatly appreciated ... thanks