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

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

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David,
I was busy with a customer issue and could not get to my emails.
I am seeing this now. Let me close out any issues needing urgent attention.
Let's sync on a suitable time after that.

Juraj,
Sure. We will add you.

Thanks
Ajit

On Mon, Mar 1, 2021 at 7:00 AM Juraj Linkeš <juraj.linkes@pantheon.tech> wrote:
>
> Hi Ajit, David,
>
>
>
> If you're setting up a call, could you please send me an invite? I'd like to get some insight into the issues on Arm's behalf.
>
>
>
> Thanks,
>
> Juraj
>
>
>
> From: ci <ci-bounces@dpdk.org> On Behalf Of David Liu
> Sent: Thursday, February 25, 2021 7:47 PM
> To: Ajit Khaparde <ajit.khaparde@broadcom.com>
> Cc: Owen Hilyard <ohilyard@iol.unh.edu>; ci@dpdk.org; dpdklab <dpdklab@iol.unh.edu>
> Subject: Re: [dpdk-ci] [dpdklab] Re: [DPDKLAB] 25G Broadcom NIC in Arm hardware
>
>
>
> Hi Ajit,
>
>
>
> Sorry for this issue.
>
> If possible I would like to set up a time where we can do this in a call to help get this solved faster.
>
> Please let me know what would be a good time for you.
>
>
>
> Best,
>
> David
>
>
>
>
>
> On Thu, Feb 25, 2021 at 12:55 PM David Liu <dliu@iol.unh.edu> wrote:
>
> Hi Ajit,
>
>
>
> I changed the permission to allow you to run sudo.
>
> This should work now.
>
> Let me know if you still have issues.
>
>
>
> Best,
>
> David
>
>
>
> On Mon, Feb 22, 2021 at 11:11 PM Ajit Khaparde <ajit.khaparde@broadcom.com> wrote:
>
> David,
>
> I tried the option to use sudo. And that didn't work.
>
>
>
> Thanks
>
> Ajit
>
>
>
> ajitkhaparde is not allowed to run sudo on arm-gigabyte.  This incident will be reported.
>
>
>
> ----
>
> sudo su
> [sudo] password for ajitkhaparde:
> ajitkhaparde is not allowed to run sudo on arm-dell.  This incident will be reported.
> ajitkhaparde@arm-dell:/opt/dts$ sudo ./dts -s
> [sudo] password for ajitkhaparde:
> ajitkhaparde is not allowed to run sudo on arm-dell.  This incident will be reported.
>
>
>
> On Thu, Feb 18, 2021 at 10:03 AM Ajit Khaparde <ajit.khaparde@broadcom.com> wrote:
>
>
>
>
>
> On Thu, Feb 18, 2021 at 10:01 AM David Liu <dliu@iol.unh.edu> wrote:
>
> Hi Ajit,
>
>
>
> This is likely caused by when dts try to ssh into another machine as a normal user which will prompt you for the password.
>
>
>
> One solution would be "sudo su" as root to run the command line since you should have root access.
>
> David,
>
> Let me try this method first.
>
> If it does not work, we could try with the public ssh keys.
>
> I will let you know.
>
>
>
> Thanks
>
> Ajit
>
>
>
> Another solution would be to let me add your public ssh key into both machines.
>
>
>
> Let me know if this helps.
>
>
>
> Best,
>
> David
>
>
>
> On Fri, Feb 12, 2021 at 5:48 PM Ajit Khaparde <ajit.khaparde@broadcom.com> wrote:
>
> 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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