[dpdk-dev] Intel 82599ES send packets failed on dpdk-17.05.1 after traffic testing

zimeiw zimeiw at 163.com
Tue Aug 22 10:30:01 CEST 2017


hi,


no use rte_eth_tx_prepare()?


I set txq_flags value as below,  may it cause this issue?


  .txq_flags = ~ETH_TXQ_FLAGS_NOXSUMS 


--

Best Regards,
zimeiw



At 2017-08-22 15:49:56, "Ferruh Yigit" <ferruh.yigit at intel.com> wrote:
>On 8/22/2017 5:45 AM, zimeiw wrote:
>> hi,
>> My test env is dell T430 server, NIC is intel 82599ES.
>> I integrate my app with dpdk-17.05.1 version. after do some tcp traffic testing, app can receive packets from the 82599 NIC, but 82599 NIC send packets failed.
>> But my app with dpdk-17.02 works well. 
>> 
>> 
>> If any change with ixgbe driver? or need some additional configuration for the NIC?
>
>tx_pkt_prepare added but it has been added on 17.02 which seems working
>for your case.
>
>Just to double check, are you using rte_eth_tx_prepare()?
>
>> 
>> 
>> 
>> Thanks.
>> 
>> 
>> --
>> 
>> Best Regards,
>> zimeiw
>> 
>


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