[dpdk-users] After passing some traffic getting error tx_burst failed at lcore(1), port (0)

[Muhammad Zain-ul-Abideen]

On Tue, Nov 8, 2016 at 12:09 PM, Tejas Kasundra
<tejashkasundra at gmail.com> wrote:
> Hello Experts,
>
> Any input will be appreciated on below issue, posting it again.
>
> I am facing problem with one of my application with DPDK. Please find below
> details of my setup,
>
> Host - Ubuntu 14.04 with KVM-QEMU(4.2.0-27-generic) 64 bit
> Guest - Ubuntu 14.04(3.13.0-24-generic) 64 bit
> DPDK - 16.04 running in VM
> Huge page - 2000(2MB) on guest VM
> Intel NIC 350 T-4
> Configured grub parameter - intel_iommu=on, iommu=pt
> Using 4 core with DPDK
>
> Now when I start traffic, DPDK start processing traffic and for 15-20
> minutes everything works fine.

Which example application u r using? If its self made, kindly try
examples like l2fwd first to see if the issue reproduces it self.

> Then after a while DPDK stops processing traffic and I can see error on log
> like tx_burst failed at lcore(1), port (0).
>
> I checked DPDK process health and I do not see any problem with that like
> hang or crash.
>
> Any help or lead will be appreciated.
>
> Br,
> Tejas
>
> On Thu, Oct 20, 2016 at 9:40 AM, Tejas Kasundra <tejashkasundra at gmail.com>
> wrote:
>
>> Hello Experts,
>>
>> I am facing problem with one of my application with DPDK. Please find
>> below details of my setup,
>>
>> Host - Ubuntu 14.04 with KVM-QEMU(4.2.0-27-generic) 64 bit
>> Guest - Ubuntu 14.04(3.13.0-24-generic) 64 bit
>> DPDK - 16.04 running in VM
>> Huge page - 2000(2MB) on guest VM
>> Intel NIC 350 T-4
>> Configured grub parameter - intel_iommu=on, iommu=pt
>> Using 4 core with DPDK
>>
>> Now when I start traffic, DPDK start processing traffic and for 15-20
>> minutes everything works fine.
>>
>> Then after a while DPDK stops processing traffic and I can see error on
>> log like tx_burst failed at lcore(1), port (0).
>>
>> I checked DPDK process health and I do not see any problem with that like
>> hang or crash.
>>
>> Any help or lead will be appreciated.
>>
>> Br,
>> Tejas
>>
>>
>>