[dpdk-users] DPDK Pdump support for the external buffers - 20_11 version

[Navin Srinivas]

This is for the 5G RAN application.  I'm not sure about the end hardware.

Regards,
Navin


On Tue, May 18, 2021 at 12:25 AM Muhammad Zain-ul-Abideen <
zain2294 at gmail.com> wrote:

> What is the setup and what line rate you want to achieve. And what is the
> hardware
>
> On Mon, May 17, 2021, 10:51 PM Navin Srinivas <g.navinsrinivas at gmail.com>
> wrote:
>
>> Hi,
>>
>> I'm able to use pdump with test-pmd with the same set of parameters used
>> for the eal init, but when I try to attach pdump as a secondary process in
>> Intel Flexran, I face an issue with the following error.
>>
>> EAL: Failed to hotplug add device
>>
>> EAL: Error - exiting with code: 1
>>
>>   Cause: vdev creation failed    ->> it fails with this error.
>>
>>
>> And on further checking, came to know that Flexran uses external buffers,
>> does pdump supports external buffers? Is the above error due to the same?
>>
>>
>> We would like to capture packets without any performance degradation, what
>> would be the suggested method to implement this?
>>
>>
>> Thanks & Regards,
>>
>> Navin Srinivas
>>
>