Re: [dpdk-ci] [DPDKLAB] 25G Broadcom NIC in Arm hardware

[Ajit Khaparde <ajit.khaparde@broadcom.com>]

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David,
I can use my credentials to login to rhea.
But the same credentials are not allowing me to login onto the servers you
provided.

Thanks
Ajit

ssh -l ajitkhaparde arm-gigabyte.dpdklab.iol.unh.edu
Connection closed by 172.18.0.41 port 22

ssh -l ajitkhaparde arm-dell.dpdklab.iol.unh.edu
Connection closed by 172.18.0.40 port 22

On Tue, Feb 9, 2021 at 6:36 AM David Liu <dliu@iol.unh.edu> wrote:

> Hi Ajit,
>
> Thanks for the update. Let me know if you need anything from me.
>
>
> Best,
> David
>
> On Sun, Feb 7, 2021 at 11:04 PM Ajit Khaparde <ajit.khaparde@broadcom.com>
> wrote:
>
>> David,
>> I had some trouble with my system over the past week.
>> So I could not login into the setup. I am hoping that my system will be
>> restored early this week
>> I will login into the setup after that.
>>
>> Thanks
>> Ajit
>>
>> On Tue, Feb 2, 2021 at 10:57 AM Ajit Khaparde <ajit.khaparde@broadcom.com>
>> wrote:
>>
>>> Hi David,
>>> I actually did miss it. I will take a look.
>>> Thanks for the refresh mail.
>>>
>>> Thanks
>>> Ajit
>>>
>>> On Tue, Feb 2, 2021 at 8:58 AM David Liu <dliu@iol.unh.edu> wrote:
>>> >
>>> > Hi Ajit,
>>> >
>>> > Ping again in case if you miss the last email.
>>> >
>>> > Did you have a chance to give it a try on login to the machines?
>>> >
>>> > Just some notes, we are currently running compile and some
>>> performance/functional testing.
>>> > Which it may be hard for you to run dts, so please let me know if you
>>> want me to stop these tests for you to debug.
>>> >
>>> > Step I run:
>>> > CONF="conf_dpdk" ./switch.sh Broadcom   #this is to switch the dts
>>> configuration to Broadcom
>>> > ./dts -s                                                           #To
>>> start the dts
>>> >
>>> > Informatio:
>>> > arm-dell.dpdklab.iol.unh.edu
>>> > - dts - located in /opt/dts
>>> > - Trex - located in /opt/trex/v2.87
>>> >
>>> > arm-gigabyte.dpdklab.iol.unh.edu
>>> > - dpdk - located in /root/dpdk
>>> >
>>> > Best,
>>> > David
>>> >
>>> > On Tue, Jan 26, 2021 at 4:59 PM David Liu <dliu@iol.unh.edu> wrote:
>>> >>
>>> >> Also, I had changed the configuration when I run Broadcom nic.
>>> >> In the dts folder, you can start it with ./dts -s
>>> >>
>>> >> On Tue, Jan 26, 2021 at 4:54 PM David Liu <dliu@iol.unh.edu> wrote:
>>> >>>
>>> >>> Hi Ajit,
>>> >>> Sorry for the late reply.
>>> >>>
>>> >>> You can ssh into the machine using the same VPN Username and
>>> Password.
>>> >>> Can you try and see if that works?
>>> >>>
>>> >>> Informatio:
>>> >>> arm-dell.dpdklab.iol.unh.edu
>>> >>> - dts - located in /opt/dts
>>> >>> - Trex - located in /opt/trex/v2.87
>>> >>>
>>> >>> arm-gigabyte.dpdklab.iol.unh.edu
>>> >>> - dpdk - located in /root/dpdk
>>> >>>
>>> >>>
>>> >>> Thanks,
>>> >>> David
>>> >>>
>>> >>> On Tue, Jan 19, 2021 at 5:20 PM Ajit Khaparde <
>>> ajit.khaparde@broadcom.com> wrote:
>>> >>>>
>>> >>>> Hi David,
>>> >>>> Thanks for pinging me. Do you think I could login into the setup and
>>> >>>> see what is happening?
>>> >>>> I do have the credentials for two systems in your lab -
>>> >>>> rhea.dpdklab.iol.unh.edu and io.dpdklab.iol.unh.edu
>>> >>>> If you can provide me details of the systems you are trying to
>>> >>>> configure, I could take a look.
>>> >>>>
>>> >>>> Thanks
>>> >>>> Ajit
>>> >>>>
>>> >>>> On Tue, Jan 19, 2021 at 1:41 PM David Liu <dliu@iol.unh.edu> wrote:
>>> >>>> >
>>> >>>> > Hi Ajit,
>>> >>>> >
>>> >>>> > Thank you for helping out.
>>> >>>> >
>>> >>>> > How are you doing with this issue?
>>> >>>> >
>>> >>>> > Please let me know if you need anything information from us.
>>> >>>> >
>>> >>>> > Just some extra information that both Trex and dts are on the
>>> same intel tester machine.
>>> >>>> >
>>> >>>> > Best,
>>> >>>> > David
>>> >>>> >
>>> >>>> > On Thu, Jan 14, 2021 at 2:12 PM David Liu <dliu@iol.unh.edu>
>>> wrote:
>>> >>>> >>
>>> >>>> >> Yes, so this is the same NIC work on x86.
>>> >>>> >> By seeing the link, I am assuming you mean the ports that are
>>> using for Trex. If so they are UP before I start the Trex.
>>> >>>> >>
>>> >>>> >> Thank,
>>> >>>> >> David
>>> >>>> >>
>>> >>>> >>
>>> >>>> >> On Thu, Jan 14, 2021 at 1:11 AM Ajit Khaparde <
>>> ajit.khaparde@broadcom.com> wrote:
>>> >>>> >>>
>>> >>>> >>> Does the same NIC work on x86?
>>> >>>> >>> Also do you see link before you start the trex? I am trying to
>>> see if the port failed to successfully come up
>>> >>>> >>> or if there is a problem with the link. Can you check and tell?
>>> >>>> >>>
>>> >>>> >>> Thanks
>>> >>>> >>> Ajit
>>> >>>> >>>
>>> >>>> >>> On Wed, Jan 13, 2021 at 4:20 PM David Liu <dliu@iol.unh.edu>
>>> wrote:
>>> >>>> >>>>
>>> >>>> >>>> Hi Ajit,
>>> >>>> >>>>
>>> >>>> >>>> Thank you for helping out.
>>> >>>> >>>>
>>> >>>> >>>> We have it working on the x86, but not the Arm.
>>> >>>> >>>>
>>> >>>> >>>>
>>> >>>> >>>> Thanks,
>>> >>>> >>>> David
>>> >>>> >>>>
>>> >>>> >>>> On Wed, Jan 13, 2021 at 5:34 PM Ajit Khaparde <
>>> ajit.khaparde@broadcom.com> wrote:
>>> >>>> >>>>>
>>> >>>> >>>>> Hi David,
>>> >>>> >>>>> I will take a look.
>>> >>>> >>>>> Do you see similar issues on x86? I am asking because
>>> >>>> >>>>> even I would start with that to create a baseline and then
>>> >>>> >>>>> attempt on ARM.
>>> >>>> >>>>>
>>> >>>> >>>>> Thanks
>>> >>>> >>>>> Ajit
>>> >>>> >>>>>
>>> >>>> >>>>> On Wed, Jan 13, 2021 at 12:08 PM David Liu <dliu@iol.unh.edu>
>>> wrote:
>>> >>>> >>>>>>
>>> >>>> >>>>>> Hi Ajit,
>>> >>>> >>>>>>
>>> >>>> >>>>>> We have a 25G Broadcom NIC that is installed on an Arm
>>> machine.
>>> >>>> >>>>>> And I am running into a problem when I try to run
>>> nic_single_core_perf on the NIC.
>>> >>>> >>>>>> Currently, we are using: Trex v2.86 and dts from
>>> http://git.dpdk.org/tools/dts/
>>> >>>> >>>>>> All the NICs are up and running when testing.
>>> >>>> >>>>>>
>>> >>>> >>>>>> The problem is an error when I try to run the test case
>>> inside the nic_single_core_perf:
>>> >>>> >>>>>>
>>> >>>> >>>>>>> TestNicSingleCorePerf: Test running at parameters:
>>> framesize: 64, rxd/txd: 512
>>> >>>> >>>>>>>                dut.172.18.0.41:
>>> x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 32,33 -n 4
>>> --file-prefix=dpdk_15311_20210113190237   -a 0000:93:00.0 -a 0000:93:00.1
>>> -- -i --portmask=0x3 --txd=512 --rxd=512 --nb-cores=1
>>> >>>> >>>>>>>                dut.172.18.0.41: start
>>> >>>> >>>>>>>          TestNicSingleCorePerf: Test Case
>>> test_perf_nic_single_core Result ERROR: Traceback (most recent call last):
>>> >>>> >>>>>>>   File "/opt/dts/framework/test_case.py", line 319, in
>>> _execute_test_case
>>> >>>> >>>>>>>     case_obj()
>>> >>>> >>>>>>>   File "tests/TestSuite_nic_single_core_perf.py", line 196,
>>> in test_perf_nic_single_core
>>> >>>> >>>>>>>     self.perf_test(self.nb_ports)
>>> >>>> >>>>>>>   File "tests/TestSuite_nic_single_core_perf.py", line 270,
>>> in perf_test
>>> >>>> >>>>>>>     _, packets_received =
>>> self.tester.pktgen.measure_throughput(stream_ids=streams,
>>> options=traffic_opt)
>>> >>>> >>>>>>>   File "/opt/dts/framework/pktgen_base.py", line 245, in
>>> measure_throughput
>>> >>>> >>>>>>>     self._prepare_transmission(stream_ids=stream_ids)
>>> >>>> >>>>>>>   File "/opt/dts/framework/pktgen_trex.py", line 778, in
>>> _prepare_transmission
>>> >>>> >>>>>>>     self._conn.reset(ports=self._ports)
>>> >>>> >>>>>>>   File
>>> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_api_annotators.py",
>>> line 51, in wrap2
>>> >>>> >>>>>>>     ret = f(*args, **kwargs)
>>> >>>> >>>>>>>   File
>>> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/stl/trex_stl_client.py",
>>> line 339, in reset
>>> >>>> >>>>>>>     self.clear_stats(ports)
>>> >>>> >>>>>>>   File
>>> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_api_annotators.py",
>>> line 51, in wrap2
>>> >>>> >>>>>>>     ret = f(*args, **kwargs)
>>> >>>> >>>>>>>   File
>>> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/stl/trex_stl_client.py",
>>> line 1492, in clear_stats
>>> >>>> >>>>>>>     self._clear_stats_common(ports, clear_global,
>>> clear_xstats)
>>> >>>> >>>>>>>   File
>>> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_client.py",
>>> line 2876, in _clear_stats_common
>>> >>>> >>>>>>>     raise TRexError(rc)
>>> >>>> >>>>>>> trex.common.trex_exceptions.TRexError: *** [RPC] - Failed
>>> to get server response from tcp://172.18.0.40:4501
>>> >>>> >>>>>>
>>> >>>> >>>>>>
>>> >>>> >>>>>> I also try to run TRex in stateless mode with./t-rex-64 -i
>>> --cfg /etc/trex_cfg.yaml and  connect with ./trex-console
>>> >>>> >>>>>>
>>> >>>> >>>>>> Then start sending traffic with command
>>> >>>> >>>>>>>
>>> >>>> >>>>>>> trex>start -f stl/imix.py
>>> >>>> >>>>>>
>>> >>>> >>>>>>
>>> >>>> >>>>>> But this will cause an error to turn off Trex.
>>> >>>> >>>>>>
>>> >>>> >>>>>>> trex>
>>> >>>> >>>>>>> 2021-01-13 19:56:21 - [server][warning]  - Server has been
>>> shutdown - cause: 'WATCHDOG: task 'Trex DP core 1' has not responded for
>>> more than 1.00135 seconds - timeout is 1 seconds
>>> >>>> >>>>>>> *** traceback follows ***
>>> >>>> >>>>>>> 1       0x561be173cf5a ./_t-rex-64(+0x19af5a)
>>> [0x561be173cf5a]
>>> >>>> >>>>>>> 2       0x7feea3ac0980
>>> /lib/x86_64-linux-gnu/libpthread.so.0(+0x12980) [0x7feea3ac0980]
>>> >>>> >>>>>>> 3       0x561be1a05a2a rte_delay_us_block + 106
>>> >>>> >>>>>>> 4       0x561be16ce874
>>> CCoreEthIF::send_burst(CCorePerPort*, unsigned short,
>>> CVirtualIFPerSideStats*) + 3220
>>> >>>> >>>>>>> 5       0x561be16abf57 CCoreEthIF::flush_tx_queue() + 31
>>> >>>> >>>>>>> 6       0x561be171e3d9
>>> CNodeGenerator::handle_maintenance(CFlowGenListPerThread*) + 265
>>> >>>> >>>>>>> 7       0x561be171f7ec
>>> CNodeGenerator::handle_flow_sync(CGenNode*, CFlowGenListPerThread*, bool&)
>>> + 92
>>> >>>> >>>>>>> 8       0x561be171fc98
>>> CNodeGenerator::handle_slow_messages(unsigned char, CGenNode*,
>>> CFlowGenListPerThread*, bool) + 184
>>> >>>> >>>>>>> 9       0x561be16cb5f1 int
>>> CNodeGenerator::flush_file_realtime<23, false>(double, double,
>>> CFlowGenListPerThread*, double&) + 881
>>> >>>> >>>>>>> 10      0x561be1905212
>>> TrexStatelessDpCore::start_scheduler() + 226
>>> >>>> >>>>>>> 11      0x561be1883ae9 TrexDpCore::start() + 89
>>> >>>> >>>>>>> 12      0x561be1714113
>>> CFlowGenListPerThread::start(std::__cxx11::basic_string<char,
>>> std::char_traits<char>, std::allocator<char> >&, CPreviewMode&) + 115
>>> >>>> >>>>>>> 13      0x561be16af8dd CGlobalTRex::run_in_core(unsigned
>>> char) + 487
>>> >>>> >>>>>>> 14      0x561be16d11ad ./_t-rex-64(+0x12f1ad)
>>> [0x561be16d11ad]
>>> >>>> >>>>>>> 15      0x561be1a1dfaa eal_thread_loop + 426
>>> >>>> >>>>>>> 16      0x7feea3ab56db
>>> /lib/x86_64-linux-gnu/libpthread.so.0(+0x76db) [0x7feea3ab56db]
>>> >>>> >>>>>>> 17      0x7feea2a8571f clone + 63
>>> >>>> >>>>>>>
>>> >>>> >>>>>>> *** addr2line information follows ***
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>>> >>>> >>>>>>> '
>>> >>>> >>>>>>
>>> >>>> >>>>>>
>>> >>>> >>>>>> I believe if everything is working, this should not turn off
>>> trex but please correct me if I am wrong.
>>> >>>> >>>>>> I wonder if you have any suggestion of how I can approach
>>> this issue?
>>> >>>> >>>>>>
>>> >>>> >>>>>> Best,
>>> >>>> >>>>>> David
>>> >>>> >>>>>>
>>> >>>> >>>>>>
>>>
>>

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