[dpdk-users] pdump help

[Nishant Verma]

Hi Reshma,

Tried things pointed by you(libpcap Installed & config parameter is set).
But still things are not working.

"
root at ubuntu:/home/oneweb/dpdk/app/pdump# ./dpdk_pdump --proc-type=secondary
-- --pdump
'device_id=03:00.0,queue=*,rx-dev=/tmp/rx-file.pcap,tx-dev=/tmp/tx-file.pcap'
EAL: Detected 16 lcore(s)
EAL: Probing VFIO support...
EAL: WARNING: Address Space Layout Randomization (ASLR) is enabled in the
kernel.
EAL:    This may cause issues with mapping memory into secondary processes
PMD: bnxt_rte_pmd_init() called for (null)
EAL: PCI device 0000:03:00.0 on NUMA socket 0
EAL:   probe driver: 8086:15ad rte_ixgbe_pmd
EAL: PCI device 0000:03:00.1 on NUMA socket 0
EAL:   probe driver: 8086:15ad rte_ixgbe_pmd
PMD: eth_ixgbe_dev_init(): No TX queues configured yet. Using default TX
function.
EAL: PCI device 0000:05:00.0 on NUMA socket 0
EAL:   probe driver: 8086:1521 rte_igb_pmd
EAL: PCI device 0000:05:00.1 on NUMA socket 0
EAL:   probe driver: 8086:1521 rte_igb_pmd
RING: Cannot reserve memory
EAL: Error - exiting with code: 1
  Cause: File exists:create_mp_ring_vdev:649
"


Rgds,
Nishant


On Thu, Jul 21, 2016 at 5:16 AM, Pattan, Reshma <reshma.pattan at intel.com>
wrote:

> Hi,
>
>
>
> Pdump tool is designed based on PCAP PMD. So you need to install libpcap
> package and set CONFIG_RTE_LIBRTE_PMD_PCAP flag to “y”
>
> in config/common_base file and recompile the DPDK and run pdump tool.
> Please let me know if that fix the issue.
>
>
>
> This dependency is mentioned in the  document
> *“doc/guides/sample_app_ug/pdump.rst.”*
>
>
>
> Thanks,
>
> Reshma
>
>
>
> *From:* Nishant Verma [mailto:vnish11 at gmail.com]
> *Sent:* Wednesday, July 20, 2016 8:08 PM
> *To:* Pattan, Reshma <reshma.pattan at intel.com>
> *Subject:* pdump help
>
>
>
> Hi Reshma,
>
>
>
> i am facing some issue in executing pdump. I have seen in logs that you
> recently updated the code. Please let me know if i am doing anything wrong.
>
>
>
>
>
> *app/pdump# ./dpdk_pdump -- --pdump
> 'device_id=03:00.0,queue=*,rx-dev=/tmp/rx-1-file.pcap,tx-dev=tx-1-file.pcap'*
>
>
>
> This is the error i am getting.
>
> *Cause: File exists:create_mp_ring_vdev:649*
>
>
>
> ​Thanks a lot.​
>
>
>
> --
>
> Rgds,
>
> Nishant
>
>
>
>
>
>
>



-- 
Rgds,
Nishant