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<p class="MsoNormal"><span lang="EN-US"><br>
I have 2 pods running on same worker<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Pod1 send to pod2<br>
<br>
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Pod2 receive with 4 bytes less at end of packet<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This problem happens only if the 2 nic are on the same pf,
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">If different pf, the problem doesn’t occurs<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I tried with dpdk21 and dpdk22<br>
The code is using driver </span><span lang="en-IL">net_iavf</span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="en-IL">nic e810c<br>
driver: ice</span><span lang="EN-US"><br>
</span>firmware-version: 4.00 0x800139bc 21.5.9<o:p></o:p></p>
<p class="MsoNormal">Who does the stripping? The dpdk code or the card? <br>
Why is is different behavior for same pf and different pf ?<br>
What should i change or check? <br>
<br>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">port_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_KEEP_CRC; //Don't strip CRC<o:p></o:p></p>
<p class="MsoNormal">port_conf.rxmode.offloads &= pi_devInfo.rx_offload_capa;<o:p></o:p></p>
<p class="MsoNormal">int ret = rte_eth_dev_configure(pi_nPort, nRxQueues, nTxQueues, &port_conf);<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">struct rte_eth_rxconf rx_conf;<o:p></o:p></p>
<p class="MsoNormal">rx_conf.offloads = RTE_ETH_RX_OFFLOAD_KEEP_CRC;<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> int ret = rte_eth_rx_queue_setup(<o:p></o:p></p>
<p class="MsoNormal"> pi_nPort,<o:p></o:p></p>
<p class="MsoNormal"> nQueue,<o:p></o:p></p>
<p class="MsoNormal"> nRxRingSize,<o:p></o:p></p>
<p class="MsoNormal"> socket,<o:p></o:p></p>
<p class="MsoNormal"> performanceMode?NULL:&rx_conf,<o:p></o:p></p>
<p class="MsoNormal"> pool);<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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