Re: [dpdk-dev] [Dpdk-pktgen]dpdk pktgen build failed on x86

["Wiles, Keith" <keith.wiles@intel.com>]

> On Jul 11, 2018, at 9:26 AM, khemendra kumar <khemendra.kumar13@gmail.com> wrote:
> 
> Hi Keith,
> 
> Thanks for your quick help.
> 
> I am new to Pktgen and DPDK :(
> 
> Now I tried with DPDK18.02 version with Pktgen of 3.5.0 version.
> This works on my x86 machine :)
> 
> Further I can use Pktgen 3.5.2 with DPDK 18.02. as you suggested.
> 
> 
> Now I am trying Pktgen on ARM machine. 
> I am using DPDK 18.02 and Pktgen3.5 stable.
> But I met below error:
> testuser@huawei-2:~/khem/VPP_Profile_setup/pktgen-3.5.0$ sudo make RTE_SDK=/home/testuser/khem/VPP_Profile_setup/dpdk-stable-18.02.2
> /home/testuser/khem/VPP_Profile_setup/dpdk-stable-18.02.2/mk/internal/rte.extvars.mk:29: *** Cannot find .config in /home/testuser/khem/VPP_Profile_setup/dpdk-stable-18.02.2/x86_64-native-linuxapp-gcc.  Stop.
> 

Normally that message happens when you do not have the RTE_SDK and RTE_TARGET set in the env. It also may mean you forgot to build DPDK using that SDK and TARGET. Look for the .config file in the $RTE_SDK/$RTE_TARGET directory as that is what it is complaining about.

> I will check with Pktgen 3.5.2 also further.
> 
> 
> 
> Just to clarify my use case, I want to use Pktgen as TG for send traffic to VPP.
> Both Pktgen and VPP will be running on 2 ARM machines (ARMv8).
> 
> 
> Thanks & Regards
> Khem
> 
> On Wed, Jul 11, 2018 at 7:47 PM, Wiles, Keith <keith.wiles@intel.com> wrote:
> 
> 
> > On Jul 11, 2018, at 8:21 AM, Wiles, Keith <keith.wiles@intel.com> wrote:
> > 
> > 
> > 
> >> On Jul 11, 2018, at 6:47 AM, khemendra kumar <khemendra.kumar13@gmail.com> wrote:
> >> 
> >> Hi All,
> >> 
> >> Kindly help to check below compile error in DPDK Pkt-gen on x86.
> >> 
> >> I am following instructions from "
> >> http://pktgen-dpdk.readthedocs.io/en/latest/getting_started.html"
> >> 
> >> *Below cmd I followed:*
> >> sudo make config T=x86_64-native-linuxapp-gcc
> >> sudo make
> >> 
> >> sudo make install
> >> sudo make RTE_SDK=/home/root1/khem/dpdk
> >> 
> >> *Below is error log:*
> >> INSTALL-APP dpdk-test-eventdev
> >> INSTALL-MAP dpdk-test-eventdev.map
> >> Build complete [x86_64-native-linuxapp-gcc]
> >> root1@compute-201:~/khem/dpdk$ sudo make install
> >> make[1]: Nothing to be done for 'pre_install'.
> >> ================== Installing /usr/local/
> >> Installation in /usr/local/ complete
> >> root1@compute-201:~/khem/dpdk$ cd ../pktgen-dpdk/
> >> root1@compute-201:~/khem/pktgen-dpdk$ sudo make
> >> RTE_SDK=/home/root1/khem/dpdk
> >> == lib
> >> == common
> >> == lua
> >> == src
> >> == cli
> >> == app
> >> CC cli-functions.o
> >> In file included from /home/root1/khem/pktgen-dpdk/app/pktgen.h:87:0,
> >>                from /home/root1/khem/pktgen-dpdk/app/cli-functions.c:28:
> >> /home/root1/khem/pktgen-dpdk/app/pktgen-port-cfg.h: In function
> >> ‘rte_eth_txconf_dump’:
> >> /home/root1/khem/pktgen-dpdk/app/pktgen-port-cfg.h:289:5: error: ‘struct
> >> rte_eth_txconf’ has no member named ‘txq_flags’
> >>  tx->txq_flags);
> > 
> > Looks like you are using the HEAD of DPDK and that has changed for 18.08. use 18.05 version of DPDK for pktgen if you can. Pktgen and your application do not need to use the same version of DPDK unless you need some specific features in DPDK for Pktgen.
> > 
> 
> I pushed a new version of Pktgen 3.5.2 that works back to at least DPDK version 18.02.
> 
> >>    ^
> >> /home/root1/khem/dpdk/mk/internal/rte.compile-pre.mk:114: recipe for target
> >> 'cli-functions.o' failed
> >> make[2]: *** [cli-functions.o] Error 1
> >> /home/root1/khem/dpdk/mk/rte.extapp.mk:19: recipe for target 'pktgen' failed
> >> make[1]: *** [pktgen] Error 2
> >> /home/root1/khem/dpdk/mk/rte.extsubdir.mk:21: recipe for target 'app' failed
> >> make: *** [app] Error 2
> >> root1@compute-201:~/khem/pktgen-dpdk$
> >> 
> >> Thanks & Regards
> >> khem
> > 
> > Regards,
> > Keith
> 
> Regards,
> Keith
> 
> 

Regards,
Keith