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

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

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Thanks Owen.

When I run the dts command line suggested, I get the following error.

Thanks
Ajit

Traceback (most recent call last):
  File "/opt/dts/framework/ssh_pexpect.py", line 60, in _connect_host
    self.password, original_prompt='[$#>]',
password_regex=r'(?i)(?:password:)|(?:passphrase for key)|(?i)(password for
.+:)')
  File "/usr/local/lib/python3.6/dist-packages/pexpect/pxssh.py", line 440,
in login
    raise ExceptionPxssh('password refused')
pexpect.pxssh.ExceptionPxssh: password refused
                                         ^^^^^^^^^^^^^^



On Fri, Feb 12, 2021 at 12:09 PM Owen Hilyard <ohilyard@iol.unh.edu> wrote:

> Hello Ajit,
>
> There was a misconfiguration in our identity management system. The issue
> should now be resolved.
>
> Owen Hilyard
>
> On Thu, Feb 11, 2021 at 9:38 PM 'Ajit Khaparde' via dpdklab <
> dpdklab@iol.unh.edu> wrote:
>
>> 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 ***
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> ??:0
>>>>> >>>> >>>>>>> '
>>>>> >>>> >>>>>>
>>>>> >>>> >>>>>>
>>>>> >>>> >>>>>> 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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